CN216129521U - Butanol separating and recovering device - Google Patents
Butanol separating and recovering device Download PDFInfo
- Publication number
- CN216129521U CN216129521U CN202122455742.1U CN202122455742U CN216129521U CN 216129521 U CN216129521 U CN 216129521U CN 202122455742 U CN202122455742 U CN 202122455742U CN 216129521 U CN216129521 U CN 216129521U
- Authority
- CN
- China
- Prior art keywords
- butanol
- tower top
- tower
- pipeline
- butanol tower
- 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.)
- Active
Links
Images
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to the technical field of butanol separation devices, in particular to a butanol separation and recovery device which comprises a butanol tower, a butanol tower top condenser, a butanol tower top decanter and a butanol circulating tank, wherein a feed end of the butanol tower is communicated with a feed pipeline, a butanol tower top outlet is communicated with an inlet of the butanol tower top condenser, and a bottom of the butanol tower is communicated with a sewage discharge pipeline. The butanol tower of the utility model processes the butanol-containing water phase material fed through the circulating liquid pipeline and the return liquid pipeline while separating new material to improve the content of butanol, thereby improving the oil phase layering thickness in the butanol tower top decanter, and after the upper oil phase material settled and separated in the butanol tower top decanter can continuously cross the overflow plate and enter the right oil phase side, the oil phase material is discharged through the oil discharge pipeline; therefore, the butanol can be effectively separated, the recovery rate of the butanol is improved, the safety risk of full-tank overflow can be reduced, and the butanol recovery device can continuously and stably operate.
Description
Technical Field
The utility model relates to the technical field of butanol separation devices, in particular to a butanol separation and recovery device.
Background
In the production process of butanol, the mixed liquid of butanol and water is separated to obtain butanol. In the existing separation process, after a butanol-water two-phase mixed solution is separated by a butanol tower, a gas-phase material at the top of the butanol tower is cooled by a butanol tower top condenser, a liquid-phase material enters a butanol tower top decanter, the material entering the butanol tower top decanter is subjected to sedimentation separation and layering, a layered upper oil phase (butanol) is discharged after crossing an internal overflow plate and entering a right oil phase side, and a layered lower water phase (carrying a small amount of butanol) is discharged and enters a butanol circulating tank and then returns to the upper part of the butanol tower for re-separation. Because the oil phase layered in the butanol tower top decanter cannot reach the height of the overflow plate for a long time, the butanol separation efficiency is low, and the recovery rate of butanol is reduced.
Disclosure of Invention
The utility model provides a butanol separation and recovery device, which overcomes the defects of the prior art and can effectively solve the problem that the recovery rate of butanol separation needs to be improved.
The technical scheme of the utility model is realized by the following measures: the utility model provides a butanol separation recovery unit, including the butanol tower, butanol tower top condenser, butanol tower top decanter and butanol circulation jar, the feed end intercommunication of butanol tower has the inlet line, butanol tower top outlet and the import of butanol tower top condenser communicate, butanol tower bottom intercommunication has the drainage pipeline, the export of butanol tower top condenser and the import of butanol tower top decanter communicate, the left part delivery port of butanol tower top decanter passes through the drainage pipeline with the water inlet of butanol circulation jar and communicates, the right part oil-out intercommunication of butanol tower top decanter has the oil drain line, the delivery port of butanol circulation jar and butanol tower upper portion pass through circulation liquid pipeline and communicate, circulation liquid pipeline and inlet line pass through the liquid return pipeline and communicate.
The following is further optimization or/and improvement of the technical scheme of the utility model:
and at least one heat exchanger is communicated with the feeding pipeline between the return liquid pipeline and the feeding end of the butanol tower.
A butanol tower top pump is connected in series on the circulating liquid pipeline close to the water outlet of the butanol circulating tank.
A sewage pump is connected in series on the sewage pipe line.
The butanol tower of the utility model processes the butanol-containing water phase material fed through the circulating liquid pipeline and the return liquid pipeline while separating new material to improve the content of butanol, thereby improving the oil phase layering thickness in the butanol tower top decanter, and after the upper oil phase material settled and separated in the butanol tower top decanter can continuously cross the overflow plate and enter the right oil phase side, the oil phase material is discharged through the oil discharge pipeline; therefore, the butanol can be effectively separated, the recovery rate of the butanol is improved, the safety risk of full-tank overflow can be reduced, and the butanol recovery device can continuously and stably operate.
Drawings
FIG. 1 is a process flow diagram of the present invention.
In the attached drawing, 1 is a butanol tower, 2 is a butanol tower top condenser, 3 is a butanol tower top decanter, 4 is a butanol circulation tank, 5 is a feed pipeline, 6 is a sewage drainage pipeline, 7 is a water drainage pipeline, 8 is an oil drainage pipeline, 9 is a circulation liquid pipeline, 10 is a return liquid pipeline, 11 is a heat exchanger, 12 is a butanol tower top pump, 13 is a sewage discharge pump, and 14 is an overflow plate.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.
The utility model is further described with reference to the following examples and figures:
as shown in the attached figure 1, the butanol separation and recovery device comprises a butanol tower 1, a butanol tower top condenser 2, a butanol tower top decanter 3 and a butanol circulating tank 4, wherein a feed end of the butanol tower 1 is communicated with a feed pipeline 5, a tower top outlet of the butanol tower 1 is communicated with an inlet of the butanol tower top condenser 2, a bottom of the butanol tower 1 is communicated with a sewage discharge pipeline 6, an outlet of the butanol tower top condenser 2 is communicated with an inlet of the butanol tower top decanter 3, a left water outlet of the butanol tower top decanter 3 is communicated with a water inlet of the butanol circulating tank 4 through a sewage discharge pipeline 7, a right oil outlet of the butanol tower top decanter 3 is communicated with an oil discharge pipeline 8, a water outlet of the butanol circulating tank 4 is communicated with the upper part of the butanol tower 1 through a circulating liquid pipeline 9, and the circulating liquid pipeline 9 is communicated with the feed pipeline 5 through a return liquid pipeline 10.
In the operation process of the utility model, when separating new materials, the butanol tower 1 processes butanol-containing water phase materials sent in through the circulating liquid pipeline 9 and the return liquid pipeline 10 to improve the content of butanol, thereby improving the oil phase layering thickness in the butanol tower top decanter 3, and after the upper oil phase materials settled and separated in the butanol tower top decanter 3 can continuously cross the overflow plate 14 and enter the right oil phase side, the oil phase materials are discharged through the oil discharge pipeline 8; therefore, the butanol can be effectively separated, the recovery rate of the butanol is improved, the safety risk of overflow of a full tank (such as the butanol circulating tank 4) can be reduced, and the butanol recovery device can continuously and stably operate.
The following are further optimization or/and improvement on the butanol separation and recovery device:
as shown in fig. 1, at least one heat exchanger 11 is connected to the feed line 5 between the return line 10 and the feed end of the butanol tower 1.
As shown in the attached figure 1, a butanol tower top pump 12 is connected in series on a circulating liquid pipeline 9 close to a water outlet of a butanol circulating tank 4. The separated water phase material is sent to a butanol tower 1 for separation through a butanol tower top pump 12, and the accumulation of the butanol amount is further promoted.
As shown in the attached figure 1, a sewage pump 13 is connected in series on the sewage pipeline 6. After the butanol tower 1 operates for a certain time, the sewage of the butanol tower 1 is discharged in due time according to the requirement.
The technical characteristics form an embodiment of the utility model, which has strong adaptability and implementation effect, and unnecessary technical characteristics can be increased or decreased according to actual needs to meet the requirements of different situations.
The working process of the utility model is as follows: after the material separated by the butanol tower 1 enters a butanol tower top condenser 2 to be cooled, the cooled material enters a butanol tower top decanter 3, the material is settled and layered in the butanol tower top decanter 3, the settled and layered water phase material enters a butanol circulation tank 4 through a drainage pipeline 7, one part of the material in the butanol circulation tank 4 is sent to the upper part of the butanol tower 1 through a circulation liquid pipeline 9, the other part of the material is returned to the feed end of the butanol tower 1 through a return liquid pipeline 10, in the process of separating the butanediol, the oil phase component (butanol) in the two-phase separation is continuously accumulated, so that the oil phase layering thickness in the butanol tower top decanter 3 is improved, the upper oil phase material settled and separated in the butanol tower top decanter 3 continuously crosses an overflow plate 14 to enter the right oil phase side, and then is sent to a subsequent butanol concentrating tower to be further concentrated after being discharged through an oil discharge pipeline 8.
Claims (5)
1. The utility model provides a butanol separation recovery unit, its characterized in that includes the butanol tower, butanol tower top condenser, butanol tower top decanter and butanol circulation jar, the feed end intercommunication of butanol tower has the inlet line, butanol tower top outlet and the import of butanol tower top condenser communicate, butanol tower bottom intercommunication has the drainage pipeline, the export of butanol tower top condenser and the import of butanol tower top decanter communicate, the left part delivery port of butanol tower top decanter and the water inlet of butanol circulation jar pass through the drainage pipeline and communicate, the right part oil-out intercommunication of butanol tower top decanter has the oil drain pipeline, the delivery port of butanol circulation jar and butanol tower upper portion pass through circulation liquid pipeline and communicate, circulation liquid pipeline and inlet line pass through return liquid pipeline and communicate.
2. The butanol recovery device according to claim 1, wherein at least one heat exchanger is connected to the feed line between the return line and the feed end of the butanol tower.
3. The butanol separation and recovery device according to claim 1 or 2, wherein a butanol overhead pump is connected in series to the circulation liquid line near the outlet of the butanol circulation tank.
4. The butanol separation recovery device according to claim 1 or 2, characterized in that a sewage pump is connected in series to the sewage line.
5. The butanol separating and recovering device as defined in claim 3, wherein a sewage pump is connected in series to the sewage line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122455742.1U CN216129521U (en) | 2021-10-12 | 2021-10-12 | Butanol separating and recovering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122455742.1U CN216129521U (en) | 2021-10-12 | 2021-10-12 | Butanol separating and recovering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216129521U true CN216129521U (en) | 2022-03-25 |
Family
ID=80773174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122455742.1U Active CN216129521U (en) | 2021-10-12 | 2021-10-12 | Butanol separating and recovering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216129521U (en) |
-
2021
- 2021-10-12 CN CN202122455742.1U patent/CN216129521U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204148959U (en) | A kind of milling machine self-circulation cooling system | |
| CN101314086B (en) | Polymer solution steam stripping flocculation separation method and apparatus | |
| CN103288606B (en) | A kind of method of the methylal reclaimed in glyphosate waste water | |
| CN103055527A (en) | Steam condensate residual heat recycling device of reboiler of rectification device | |
| CN203075683U (en) | Steam condensate residual heat recycling device of reboiler of rectification device | |
| CN111643915B (en) | Rectification device and rectification method for oxo-synthesis of acetic acid | |
| CN216129521U (en) | Butanol separating and recovering device | |
| CN104083888A (en) | Process method for producing octanol through vacuum rectification | |
| CN104645710A (en) | Emulsified liquid circulating apparatus | |
| CN208839200U (en) | Steelmaking converter turbid circulating water secondary treatment system | |
| CN105237350B (en) | Butyl alcohol and 2-ethyl hexanol production equipment industrial waste comprehensive utilization method | |
| CN202143963U (en) | Filter device of deep-hole drilling machine | |
| CN101935080A (en) | High-concentration ammonia nitrogen blowoff treatment system | |
| CN204609935U (en) | A kind of overflow is from the tailings oar sand storehouse of process | |
| CN207793116U (en) | Methanol Recovery energy saver | |
| CN101450935B (en) | Purification process for producing propylene oxide by chlorohydrination method | |
| CN203483967U (en) | Emulsion circulating device | |
| CN210231026U (en) | Rolling mill oil circulation supplies device | |
| CN208532511U (en) | A kind of methylphenylamine waste water adding sodium hydroxide sedimentation oil-water separation system | |
| CN214936170U (en) | Isobutyl ether production wastewater recycling and isobutanol recovery treatment device | |
| CN217297348U (en) | Organic waste liquid separation and purification device | |
| CN205182727U (en) | Automatic division box | |
| CN2793047Y (en) | Device with self-circulating red-mud separating and washing process | |
| CN213885037U (en) | Reflux system of flash tower | |
| CN220159255U (en) | Device for recovering acetonitrile through rough steaming, extraction, dehydration, concentration and concentration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |