CN202762123U - Multistage composite gas stripping tower - Google Patents
Multistage composite gas stripping tower Download PDFInfo
- Publication number
- CN202762123U CN202762123U CN 201220424116 CN201220424116U CN202762123U CN 202762123 U CN202762123 U CN 202762123U CN 201220424116 CN201220424116 CN 201220424116 CN 201220424116 U CN201220424116 U CN 201220424116U CN 202762123 U CN202762123 U CN 202762123U
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- stripping tower
- bringing
- housing
- heat medium
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- Expired - Fee Related
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Abstract
The utility model relates to a multistage composite gas stripping tower, in particular to a gas stripping tower for separating substance with different boiling points and belongs to the field of chemical equipment. For overcoming the defects in the prior art, the multistage composite gas stripping tower finishes effective separation of different components through heating of a gas stripping medium and a heating medium, can continuously separate materials in the gas stripping process, saves the cost, improves the efficiency, and is suitable for continuous and large-scale separation and production of chemical materials. The technical scheme for solving the technical problems is that the multistage composite gas stripping tower comprises a closed casing formed by an upper seal head, a lower seal head and a barrel wall, wherein the upper seal head is located at the top of a gas outlet section, a gas outlet is arranged at the top of the upper seal head, the lower seal head is located at the top of a strengthened heating section, and a material outlet is arranged at the bottom of the lower seal head. The multistage composite gas stripping tower is mainly used for separating mixtures with different boiling points.
Description
Technical field
The utility model relates to a kind of multistage combined stripping tower, relates in particular to a kind of stripping tower for separating of the different boiling material, belongs to the chemical industry equipment field.
Background technology
In fine chemistry industry is produced, for the production of material or thick product be mostly the liquid mixture that formed by some components need to carry out separation to a certain degree, purify or the purpose of recovery useful constituent to reach.The separation method of mutually soluble liquids mixture is a lot, and such as filtration, evaporation, distillation, rectifying and air lift etc., air lift is a kind of separate mode wherein.
At present, separate the multiple boiling point different component modes that adopt two sections air lifts to separate more, because the product quality of separating is inconsistent, easily affect the result of use of products of separated in the separation production process.
The utility model content
For overcoming the defects of prior art; the utility model provides a kind of and has separated the stripping tower that forms by three sections; finish the effective separation of different component by air lift medium and heating medium for heating; in the air lift process can to material carry out continuous separate from; both saved cost; improve again efficient, be suitable for the chemical material separation of produced of serialization, scale.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of multistage combined stripping tower, comprise the closure casing that is consisted of by upper cover, low head and barrel, described closure casing is divided into gas vent section, material inlet section, stripping section, gas feed section, bringing-up section, reinforcement bringing-up section from top to bottom successively, all connects by flange between described each adjacent segment;
Described upper cover is positioned at the top of gas vent section, and the upper cover top is provided with gas vent;
Bubble trap is arranged on the top in the material inlet section, and gaseous phase outlet and material inlet all are positioned on the outer wall of material inlet section, and gaseous phase outlet is positioned at the top of material inlet;
Filler is arranged in the stripping section, is provided with the first hollow housing of a circle around the stripping section outer wall, and the first heat medium import is arranged on the bottom of the first housing, and the outlet of the first heat medium is arranged on the top of the first housing;
Gas feed is arranged on the gas feed section, and heater is arranged in the bringing-up section;
Described low head is positioned at the top of strengthening bringing-up section, the low head bottom is provided with material outlet, be provided with the second hollow housing of a circle around strengthening the bringing-up section outer wall, the second heat medium import is arranged on the bottom of the second housing, and the outlet of the second heat medium is arranged on the top of the second housing.
Described heater is the fixed tube sheet tubular heat exchanger, in the evaporator section, upper perforated plate is connected with a plurality of vertical ducts with lower perforated plate, and the barrel of evaporator section consists of the shell of heat exchanger, and is provided with the 3rd heat medium import and the outlet of the 3rd heat medium at the shell of this heat exchanger.
Described bubble trap is the silk screen bubble trap.
The housing of described bringing-up section is provided with expansion joint, and the expansion joint cross sectional dimensions is greater than the diameter dimension of the cross section of described evaporator section other parts.
Described filler is Raschig ring filler or for ladder ring packing or for Pall ring filler or for screen waviness packings or for perforated plate corrugated filler.
Be provided with the long-distance liquid-level meter mouth on described gas feed section and the described reinforcement bringing-up section.
Be provided with the thermometer mouth on described upper cover and the low head.
The utility model compared with prior art has following beneficial effect.
1, compact conformation between a kind of multistage combined stripping tower difference in functionality section that provides of the utility model, continuously; on the one hand the material of different component carried out effective separation; adopt on the other hand continuous three segmented modes to separate; separating effect obviously promotes; product quality has had and has significantly improved, and is suitable for the chemical material separation of produced of serialization, scale.
2, the utility model is provided with expansion joint at the housing of bringing-up section, and its cross-sectional diameter is larger than the cross-sectional diameter of evaporator section other parts, can play compensation because of the thermal expansion that thermal (temperature difference) stress causes, increases the service life, and has saved cost.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further.
Fig. 1 is structural representation of the present utility model.
Among the figure, 1 is upper cover, 2 is low head, 3 is the gas vent section, 4 is the material inlet section, 5 is stripping section, 6 are the gas feed section, 7 is bringing-up section, 8 for strengthening bringing-up section, 9 is gas vent, 10 is bubble trap, 11 is gaseous phase outlet, 12 is material inlet, 13 is filler, 14 is the first housing, 15 are gas feed, 16 is heater, 17 is material outlet, 18 is the second housing, 19 is the first heat medium import, 20 is the outlet of the first heat medium, 21 is the second heat medium import, 22 is the outlet of the second heat medium, 23 is the 3rd heat medium import, 24 is the outlet of the 3rd heat medium, 25 is evaporator section, 26 is the long-distance liquid-level meter mouth, 27 is the thermometer mouth.
The specific embodiment
As shown in Figure 1, a kind of multistage combined stripping tower of the utility model, comprise the closure casing that is consisted of by upper cover 1, low head 2 and barrel, described closure casing is divided into successively from top to bottom gas vent section 3, material inlet section 4, stripping section 5, gas feed section 6, bringing-up section 7, strengthens bringing-up section 8, all connects by flange between described each adjacent segment;
Described upper cover 1 is positioned at the top of gas vent section 3, and upper cover 1 top is provided with gas vent 9;
Described low head 2 is positioned at the top of strengthening bringing-up section 8, low head 2 bottoms are provided with material outlet 17, be provided with the second hollow housing 18 of a circle around strengthening bringing-up section 8 outer walls, the second heat medium import 21 is arranged on the bottom of the second housing 18, and the second heat medium outlet 22 is arranged on the top of the second housing 18.
Described heater 16 is the fixed tube sheet tubular heat exchanger, in the evaporator section 25, upper perforated plate is connected with a plurality of vertical ducts with lower perforated plate, and the barrel of evaporator section 25 consists of the shell of heat exchanger, and is provided with the 3rd heat medium import 23 and the 3rd heat medium outlet 24 at the shell of this heat exchanger.
Described bubble trap 10 is the silk screen bubble trap.
The housing of described bringing-up section 7 is provided with expansion joint, and the expansion joint cross sectional dimensions is greater than the diameter dimension of the cross section of described evaporator section 25 other parts.
Described filler 13 is Raschig ring filler or for ladder ring packing or for Pall ring filler or for screen waviness packings or for perforated plate corrugated filler.
Be provided with long-distance liquid-level meter mouth 26 on described gas feed section 6 and the described reinforcement bringing-up section 8.
Be provided with thermometer mouth 27 on described upper cover 1 and the low head 2.
This novel operation principle is mainly: air lift is to pass through reactant mixture with a kind of gas, thereby reduce the dividing potential drop of another kind of or several gases, make the low boiling volatile matter from the process that goes out, as long as the dividing potential drop of a certain component in heat, reduction pressure or the reduction gas phase can be provided, can impel in the liquid phase low boilers effusion of constantly vaporizing, reaching the purpose of purification, thereby realize the air lift process.But in industrial practical application, owing to requiring process under certain speed, to carry out, therefore must keep the temperature of reactant liquor enough high.
Be connected with conduction oil as thermal medium in the first housing 14 and the second housing 18 in the utility model, the first housing 14 and the second housing 18 outer walls are provided with heat medium and import and export adapter, the temperature range of heat medium can be controlled between the boiling point and low boiling material boiling point of high boiler material in the reactant liquor, stripping section 5 inner cores are equipped with ripple packing, packing layer is done support with screen, and stripping section 5 employed air lift media are hydrogen.
In stripping section 5 internal reaction liquid and the reverse flow of air lift medium, liquid meets from flowing down hydrogen rear and that the bottom is come, under the synergy of heating and air lift, low boilers is expelled out of, described packing layer material is 0Ci18Ni9, the filler type is screen waviness packings, and filler can regularly replace or clear up.
Bringing-up section 7 adopts fixed tube-sheet exchangers, and the vertical heat exchanger tube at middle part is fixed by Tube-sheet Welding up and down, and the heat exchanger tube material is 0Ci18Ni9.
The housing of bringing-up section 7 is provided with expansion joint, its cross-sectional diameter is larger than the cross-sectional diameter of evaporator section 25 other parts, can play compensation because of the thermal expansion that thermal (temperature difference) stress causes, avoid the bringing-up section cylindrical shell because difference variation is destroyed, prolong the service life of bringing-up section barrel.
Strengthening bringing-up section 8 auxiliary heatings, mainly is the low-boiling point material of further removing in the product, flows to low head 2 through the reactant liquor after air lift and the bringing-up section 7, and the qualified reactant liquor after the separation flows out from the material outlet 17 of low head 2 bottoms, enters next process.
Claims (7)
1. multistage combined stripping tower, it is characterized in that: comprise the closure casing that is consisted of by upper cover (1), low head (2) and barrel, described closure casing is divided into successively from top to bottom gas vent section (3), material inlet section (4), stripping section (5), gas feed section (6), bringing-up section (7), strengthens bringing-up section (8), all connects by flange between described each adjacent segment;
Described upper cover (1) is positioned at the top of gas vent section (3), and upper cover (1) top is provided with gas vent (9);
Bubble trap (10) is arranged on the top in the material inlet section (4), and gaseous phase outlet (11) and material inlet (12) all are positioned on the outer wall of material inlet section (4), and gaseous phase outlet (11) is positioned at the top of material inlet (12);
Filler (13) is arranged in the stripping section (5), be provided with hollow the first housing (14) of a circle around stripping section (5) outer wall, the first heat medium import (19) is arranged on the bottom of the first housing (14), and the first heat medium outlet (20) is arranged on the top of the first housing (14);
Gas feed (15) is arranged on the gas feed section (6), and heater (16) is arranged in the bringing-up section (7);
Described low head (2) is positioned at the top of strengthening bringing-up section (8), low head (2) bottom is provided with material outlet (17), be provided with hollow the second housing (18) of a circle around strengthening bringing-up section (8) outer wall, the second heat medium import (21) is arranged on the bottom of the second housing (18), and the second heat medium outlet (22) is arranged on the top of the second housing (18).
2. a kind of multistage combined stripping tower according to claim 1, it is characterized in that: described heater (16) is the fixed tube sheet tubular heat exchanger, in the evaporator section (25), upper perforated plate is connected with a plurality of vertical ducts with lower perforated plate, the barrel of evaporator section (25) consists of the shell of heat exchanger, and is provided with the 3rd heat medium import (23) and the 3rd heat medium outlet (24) at the shell of this heat exchanger.
3. a kind of multistage combined stripping tower according to claim 1, it is characterized in that: described bubble trap (10) is the silk screen bubble trap.
4. a kind of multistage combined stripping tower according to claim 1, it is characterized in that: the housing of described bringing-up section (7) is provided with expansion joint, and the expansion joint cross sectional dimensions is greater than the diameter dimension of the cross section of described evaporator section (25) other parts.
5. a kind of multistage combined stripping tower according to claim 1 is characterized in that: described filler (13) is for Raschig ring filler or for ladder ring packing or for Pall ring filler or for screen waviness packings or be perforated plate corrugated filler.
6. a kind of multistage combined stripping tower according to claim 1 is characterized in that: be provided with long-distance liquid-level meter mouth (26) on described gas feed section (6) and the described reinforcement bringing-up section (8).
7. a kind of multistage combined stripping tower according to claim 1 is characterized in that: be provided with thermometer mouth (27) on described upper cover (1) and the low head (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220424116 CN202762123U (en) | 2012-08-25 | 2012-08-25 | Multistage composite gas stripping tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220424116 CN202762123U (en) | 2012-08-25 | 2012-08-25 | Multistage composite gas stripping tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202762123U true CN202762123U (en) | 2013-03-06 |
Family
ID=47768729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220424116 Expired - Fee Related CN202762123U (en) | 2012-08-25 | 2012-08-25 | Multistage composite gas stripping tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202762123U (en) |
-
2012
- 2012-08-25 CN CN 201220424116 patent/CN202762123U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20150825 |
|
| EXPY | Termination of patent right or utility model |