CN202590413U - Azeotropic tower - Google Patents
Azeotropic tower Download PDFInfo
- Publication number
- CN202590413U CN202590413U CN 201220180489 CN201220180489U CN202590413U CN 202590413 U CN202590413 U CN 202590413U CN 201220180489 CN201220180489 CN 201220180489 CN 201220180489 U CN201220180489 U CN 201220180489U CN 202590413 U CN202590413 U CN 202590413U
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- CN
- China
- Prior art keywords
- cylindrical shell
- barrel
- skirt
- inlet
- sidewall
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- 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.)
- Expired - Fee Related
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to an azeotropic tower, comprising a first barrel, a second barrel, a third barrel and a fourth barrel which are fixedly connected, wherein a lower end socket is fixedly arranged at the bottom end of the first barrel; a skirt seat is mounted on the lower end socket; a foundation template is fixedly arranged at the bottom end of the skirt seat; an upper end socket is fixedly arranged at the upper end of the fourth barrel; a gas phase outlet and a safety valve pipe orifice are arranged at the top end of an upper end cover; a tower top reflux inlet, a tower top water phase reflux inlet and a thermometer opening are formed on the sidewalls of the fourth barrel; a raw material inlet and an acetic acid inlet are formed on the sidewalls of the second barrel; a reboiler return opening, a pressure gauge opening, a content gauge opening, a public work inlet and a thermometer opening are formed on the sidewalls of the first barrel; tower internals are arranged inside the first barrel, the second barrel, the third barrel and the fourth barrel; an exhaust vent and a material outlet are formed on the skirt seat; an elbow is communicated between a lower end cover and the skirt seat; and the elbow extends to the material outlet.
Description
Technical field
The utility model relates to a kind of chemical production equipment, relates in particular to a kind of azeotrope column that is used to produce 2-butyl acetate.
Background technology
2-butyl acetate is a kind of colourless liquid, and is water insoluble, can be miscible in most organic solvents such as ethanol, ether, can be used as solvent, chemical reagent and modulation spices.In existing chemical process, the preparation of 2-butyl acetate is to lean on a destilling tower to separate, and the burden that this destilling tower need bear is big; And corrosion-resistant, cost is high, and service life is short; Equipment scaling is serious, has improved labour intensity, has reduced production efficiency.
Summary of the invention
The utility model has overcome the deficiency of prior art, and a kind of simple in structure, azeotrope column that production efficiency is high is provided.
For achieving the above object; The technical scheme that the utility model adopts is: a kind of azeotrope column; Comprise first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell and the 4th cylindrical shell that are fixedly linked successively from bottom to up, the bottom of said first cylindrical shell is fixed with low head, on the said low head skirt is installed; Said skirt bottom is fixed with foundation forms; The upper end of said the 4th cylindrical shell is fixed with upper cover, and said upper cover top is provided with the gaseous phase outlet and the safety valve mouth of pipe, and the sidewall of said the 4th cylindrical shell is provided with overhead reflux inlet, cat head water reflux inlet and thermometer mouth; The sidewall of said second cylindrical shell is provided with feed(raw material)inlet, acetic acid inlet; The sidewall of said first cylindrical shell is provided with reboiler return port, pressure gauge mouth, liquid level gauge mouth, public work inlet and thermometer mouth, and the inside of said first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell, the 4th cylindrical shell is provided with tower internals, and said skirt is provided with steam vent and material outlet; Be communicated with elbow between said low head and the said skirt, said elbow extends to said material outlet.
In preferred embodiment of the utility model, azeotrope column further comprises said upper cover, the equal ovalize of low head, is provided with anti-swirl baffle in the said low head.
In preferred embodiment of the utility model, azeotrope column comprises that further the sidewall of said first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell, the 4th cylindrical shell is equipped with insulation and supports circle.
In preferred embodiment of the utility model, azeotrope column comprises that further said tower internals comprises column plate and is fixed on the downspout on the column plate.
In preferred embodiment of the utility model, azeotrope column comprises that further the number of plies of said column plate is 70 layers, and the distance between the adjacent said column plate is 450mm.
In preferred embodiment of the utility model, azeotrope column comprises that further the said first cylindrical shell bottom is fixed with terraced rod.
In preferred embodiment of the utility model, azeotrope column comprises that further said skirt is provided with inspection opening.
In preferred embodiment of the utility model, azeotrope column comprises that further the sidewall of said first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell, the 4th cylindrical shell is provided with manhole.
In preferred embodiment of the utility model, azeotrope column further comprises center line and said first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell of said skirt, the central lines of the 4th cylindrical shell.
The utility model has solved the defective that exists in the background technology, and the utility model is simple in structure, cost is low, and the recovery tower corrosion resistance is strong; Long service life; Can not produce fouling, heat transfer efficiency is high, and acetic acid is directly recycled to reach and saved energy consumption, effect that the rate of recovery is high.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of the preferred embodiment of the utility model;
Among the figure: 1, first cylindrical shell, 2, second cylindrical shell, the 3, the 3rd cylindrical shell, the 4, the 4th cylindrical shell, 5, low head, 6, skirt, 7, basic ring flat-plate; 8, upper cover, 9, gaseous phase outlet, 10, the safety valve mouth of pipe, 11, the overhead reflux inlet, 12, cat head water reflux inlet, 13, the thermometer mouth; 14, feed(raw material)inlet, 15, acetic acid inlet, 17, the reboiler return port, 18, the pressure gauge mouth, 19, the liquid level gauge mouth, 20, the public work inlet; 21, thermometer mouth, 22, tower internals, 23, steam vent, 24, material outlet, 25, elbow, 26, anti-swirl baffle; 27, circle is supported in insulation, 28, column plate, 29, downspout, 30, terraced rod, 31, inspection opening, 32, manhole.
The specific embodiment
Combine accompanying drawing and embodiment that the utility model is done further detailed explanation now, these accompanying drawings are the sketch map of simplification, the basic structure of the utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
As shown in Figure 1; A kind of azeotrope column; The internal diameter that comprises first cylindrical shell 1 that is fixedly linked successively from bottom to up, second cylindrical shell 2, the 3rd cylindrical shell 3 and the 4th cylindrical shell 4, the first cylindrical shells 1 is 1800mm, highly for 14050mm, thickness are 12mm, the internal diameter of second cylindrical shell 2 is 1800mm, highly is that 5444mm, thickness are 10mm; The internal diameter of the 3rd cylindrical shell 3 is 1800mm, highly is 10mm for 3691mm, thickness; The internal diameter of the 4th cylindrical shell 4 is 1800mm, highly is 8mm for 15750mm, thickness that the bottom of said first cylindrical shell 1 is fixed with low head 5, and skirt 6 is installed on the said low head 5; Said skirt 6 bottoms are fixed with foundation forms 7; The upper end of said the 4th cylindrical shell 4 is fixed with upper cover 8, and said upper cover 8 tops are provided with the gaseous phase outlet 9 and the safety valve mouth of pipe 10, and the sidewall of said the 4th cylindrical shell 4 is provided with overhead reflux inlet 11, cat head water reflux inlet 12 and thermometer mouth 13; The sidewall of said second cylindrical shell 2 is provided with feed(raw material)inlet 14, acetic acid inlet 15; The sidewall of said first cylindrical shell 1 is provided with reboiler return port 17, pressure gauge mouth 18, liquid level gauge mouth 19, public work inlet 20 and thermometer mouth 21, and the inside of said first cylindrical shell 1, second cylindrical shell 2, the 3rd cylindrical shell 3, the 4th cylindrical shell 4 is provided with tower internals 22, and said skirt 6 is provided with steam vent 23 and material outlet 24; Be communicated with elbow 25 between said low head 5 and the said skirt 6, said elbow 25 extends to said material outlet 24.
Said upper cover 8, low head 5 equal ovalizes are provided with anti-swirl baffle 26 in the said low head 5, and convenient welding, good airproof performance avoid fluid impact excessive and damage azeotrope column, guarantee the safe operation of tower, prolong the service life of tower.
The sidewall of said first cylindrical shell 1, second cylindrical shell 2, the 3rd cylindrical shell 3, the 4th cylindrical shell 4 is equipped with insulation and supports circle 27, has improved the heat insulating ability of tower.
The preferred said tower internals 22 of the utility model comprises column plate 28 and is fixed on the downspout 29 on the column plate 28.The number of plies of said column plate 28 is 70 layers, and the distance between the adjacent said column plate 28 is 450mm.
For the ease of personnel's climbing, said first cylindrical shell 1 bottom is fixed with terraced rod 30, and said skirt 6 is provided with inspection opening 31.The sidewall of said first cylindrical shell 1, second cylindrical shell 2, the 3rd cylindrical shell 3, the 4th cylindrical shell 4 is provided with manhole 32, is convenient to personnel and installs, cleans or check.
In addition, the central lines of the center line of said skirt 6 and said first cylindrical shell 1, second cylindrical shell 2, the 3rd cylindrical shell 3, the 4th cylindrical shell 4, steadiness is good.
When the utility model used, raw material was from feed(raw material)inlet 14 chargings of second cylindrical shell 2, and acetic acid is from acetic acid 15 chargings that enter the mouth; Cycle stock is by the reboiler return port 17 of first cylindrical shell 1, overhead reflux inlet 11 circulations of the 4th cylindrical shell 4, and material is refluxed by ground floor column plate 28 tops in first cylindrical shell 1, and heavy hydrocarbon and 2-butyl acetate are along column plate 28 sedimentations; Lighter hydrocarbons rise along column plate 28; Discharge 2-butyl acetate from material outlet 24, discharge lighter hydrocarbons, thereby realize the separation of material by cat head gaseous phase outlet 9; Easy and simple to handle, production efficiency is high.
Above desirable embodiment according to the utility model is enlightenment, and through above-mentioned description, the related personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must confirm technical scope according to the claim scope.
Claims (9)
1. azeotrope column; It is characterized in that: comprise first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell and the 4th cylindrical shell that are fixedly linked successively from bottom to up, the bottom of said first cylindrical shell is fixed with low head, on the said low head skirt is installed; Said skirt bottom is fixed with foundation forms; The upper end of said the 4th cylindrical shell is fixed with upper cover, and said upper cover top is provided with the gaseous phase outlet and the safety valve mouth of pipe, and the sidewall of said the 4th cylindrical shell is provided with overhead reflux inlet, cat head water reflux inlet and thermometer mouth; The sidewall of said second cylindrical shell is provided with feed(raw material)inlet, acetic acid inlet; The sidewall of said first cylindrical shell is provided with reboiler return port, pressure gauge mouth, liquid level gauge mouth, public work inlet and thermometer mouth, and the inside of said first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell, the 4th cylindrical shell is provided with tower internals, and said skirt is provided with steam vent and material outlet; Be communicated with elbow between said low head and the said skirt, said elbow extends to said material outlet.
2. azeotrope column according to claim 1 is characterized in that: said upper cover, the equal ovalize of low head are provided with anti-swirl baffle in the said low head.
3. azeotrope column according to claim 1 is characterized in that: the sidewall of said first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell, the 4th cylindrical shell is equipped with insulation and supports circle.
4. azeotrope column according to claim 1 is characterized in that: said tower internals comprises column plate and is fixed on the downspout on the column plate.
5. azeotrope column according to claim 4 is characterized in that: the number of plies of said column plate is 70 layers, and the distance between the adjacent said column plate is 450mm.
6. azeotrope column according to claim 1 is characterized in that: the said first cylindrical shell bottom is fixed with terraced rod.
7. azeotrope column according to claim 1 is characterized in that: said skirt is provided with inspection opening.
8. azeotrope column according to claim 1 is characterized in that: the sidewall of said first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell, the 4th cylindrical shell is provided with manhole.
9. azeotrope column according to claim 1 is characterized in that: the central lines of the center line of said skirt and said first cylindrical shell, second cylindrical shell, the 3rd cylindrical shell, the 4th cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220180489 CN202590413U (en) | 2012-04-26 | 2012-04-26 | Azeotropic tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220180489 CN202590413U (en) | 2012-04-26 | 2012-04-26 | Azeotropic tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202590413U true CN202590413U (en) | 2012-12-12 |
Family
ID=47307994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220180489 Expired - Fee Related CN202590413U (en) | 2012-04-26 | 2012-04-26 | Azeotropic tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202590413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641606A (en) * | 2012-04-26 | 2012-08-22 | 苏州市金翔钛设备有限公司 | Azeotrope tower |
-
2012
- 2012-04-26 CN CN 201220180489 patent/CN202590413U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641606A (en) * | 2012-04-26 | 2012-08-22 | 苏州市金翔钛设备有限公司 | Azeotrope tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20140426 |