CN219023328U - Extraction device for two-phase separation - Google Patents
Extraction device for two-phase separation Download PDFInfo
- Publication number
- CN219023328U CN219023328U CN202320168267.6U CN202320168267U CN219023328U CN 219023328 U CN219023328 U CN 219023328U CN 202320168267 U CN202320168267 U CN 202320168267U CN 219023328 U CN219023328 U CN 219023328U
- Authority
- CN
- China
- Prior art keywords
- phase
- mixer
- separation cavity
- clarification tank
- outlet
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Extraction Or Liquid Replacement (AREA)
Abstract
The utility model discloses an extraction device for two-phase separation, which comprises a two-phase mixer and a clarification tank; a drum-shaped layering bin is arranged in the middle of the clarification tank, and an upper separation cavity and a lower separation cavity with reduced diameters are respectively arranged above and below the layering bin; an oil phase overflow port is arranged at the upper part of the upper separation cavity, and a water phase outlet is arranged at the bottom of the lower separation cavity; the mixed phase outlet of the two-phase mixer is communicated with the mixed phase inlet of the clarification tank, the mixed phase inlet of the clarification tank is provided with a liquid inlet extension pipe, and the outlet of the liquid inlet extension pipe is positioned at the two-phase interface of the layering bin. The utility model is used for two-phase extraction separation, does not use movable equipment, has small equipment investment and low production energy consumption, and can realize the high-efficiency separation of two phases.
Description
Technical Field
The utility model relates to the technical field of organic separation, in particular to an extraction device for two-phase separation.
Background
Extraction refers to a method of extracting a great part of compounds by transferring the compounds from one solvent to another solvent and repeating the extraction for a plurality of times by utilizing the difference of solubility or partition coefficient of the compounds in two solvents which are mutually insoluble or slightly soluble.
The industrial extraction equipment mainly comprises a mixer-settler extraction tank, a filler extraction tower, a turntable extraction tower and the like, wherein the mixer-settler extraction tank is applicable to all extraction processes. The traditional mixing and clarifying extraction tank is mainly characterized by low-speed stirring, gravity clarification and long material residence time, the traditional stirring ensures that the mixing effect of a mixing mode is poor, the problem of insufficient mixing exists, the leakage risk and the energy consumption are increased by using dynamic equipment stirring, and the traditional mixing and clarifying tank can increase a lot of investment cost because of a strong acid system and special materials with acid corrosion resistance are needed.
Patent CN217220268U discloses an improved mixer-settler, which mainly aims to improve the problem of uneven mixing of the mixer-settler on the traditional equipment, and mainly strengthens the stirring effect on the stirring component and the pressurizing component, but improves the problem of insufficient mixing, but for a hydroxy methionine extraction system, the hydroxy methionine reaction mixed solution belongs to strong acidity, and is accompanied with ammonium sulfate salt aqueous solution, salting-out effect exists in the extraction process, the mixed solution has larger smell, the extraction equipment needs to select special materials to resist acid corrosion, the investment of the turntable extraction tower or the filler extraction tower is large in the industry at present, the turntable extraction tower or the traditional mixer-settler is not good for sealing by using dynamic equipment, and the environmental problem of smell diffusion and the problem of energy waste exist.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: aiming at the defects existing in the prior art, the extraction device for two-phase separation has the advantages of simple structure, easiness in separation and operation, no use of moving equipment, low production energy consumption, small equipment investment and no environmental problem of odor diffusion.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
an extraction apparatus for two-phase separation, the extraction apparatus comprising a two-phase mixer and a clarifier;
a drum-shaped layering bin is arranged in the middle of the clarification tank, and an upper separation cavity and a lower separation cavity with reduced diameters are respectively arranged above and below the layering bin; an oil phase overflow port is arranged at the upper part of the upper separation cavity, and a water phase outlet is arranged at the bottom of the lower separation cavity;
the mixed phase outlet of the two-phase mixer is communicated with the mixed phase inlet of the clarification tank, the mixed phase inlet of the clarification tank is provided with a liquid inlet extension pipe, and the outlet of the liquid inlet extension pipe is positioned at the two-phase interface of the layering bin.
As an improved technical scheme, a two-phase interfacial meter is arranged in the clarification tank, and an electromagnetic valve or a water outlet pump is arranged at the water phase outlet of the clarification tank; and the two-phase interface meter is in linkage control with the electromagnetic valve or the water outlet pump.
As a preferable technical scheme, the two-phase interface meter is an insertion type floating ball interface meter.
As an improved technical scheme, the inner diameter and the height of the upper separation cavity are the same as those of the lower separation cavity; the height-diameter ratio of the upper separation cavity or the lower separation cavity is 4-6:1.
As a preferable technical scheme, the height-diameter ratio of the upper separation cavity or the lower separation cavity is 5:1.
As an improved technical scheme, the volume ratio of the upper separation cavity or the lower separation cavity to the layered bin is 1:5-7.
As a preferable technical scheme, the volume ratio of the upper separation cavity or the lower separation cavity to the layering bin is 1:6. The volume ratio of the sum of the volumes of the upper separation cavity and the lower separation cavity to the volume of the layering bin is 1:3.
As an improved technical scheme, the two-phase mixer is a pipeline mixer; the inlet end of the pipeline mixer is provided with a first Venturi mixer, and the outlet end of the pipeline mixer is provided with a second Venturi mixer; and the outlet of the second Venturi mixer is communicated with the mixed phase inlet of the clarification tank.
As an improved technical scheme, the front end of the first Venturi mixer is provided with an extractant inlet, and the side part of the first Venturi mixer is provided with a mixed liquid inlet.
As an improved technical scheme, the pipeline mixer is filled with an SK mixer.
Due to the adoption of the technical scheme, the utility model has the beneficial effects that:
the extraction device for the two-phase separation comprises a two-phase mixer and a clarification tank; a drum-shaped layering bin is arranged in the middle of the clarification tank, and an upper separation cavity and a lower separation cavity with reduced diameters are respectively arranged above and below the layering bin; an oil phase overflow port is arranged at the upper part of the upper separation cavity, and a water phase outlet is arranged at the bottom of the lower separation cavity; the mixed phase outlet of the two-phase mixer is communicated with the mixed phase inlet of the clarification tank, the mixed phase inlet of the clarification tank is provided with a liquid inlet extension pipe, and the outlet of the liquid inlet extension pipe is positioned at the two-phase interface of the layering bin. The utility model adopts a structure with small two ends and large middle, is particularly suitable for extraction, standing and layering of a salt-containing system, the traditional mixing and clarifying tank is a tank body or a tank, for the salt-containing system, more salt is easy to be carried out during overflow of an oil phase, so that the separation is incomplete.
The utility model is provided with a two-phase interfacial meter in the clarification tank, and a water phase outlet of the clarification tank is provided with an electromagnetic valve or a water outlet pump; and the two-phase interface meter is in linkage control with the electromagnetic valve or the water outlet pump. The device is more compact and integrated, the two-phase interface is controlled to be positioned at the middle position of the whole clarification tank by the precise instrument two-phase interface meter, the water phase discharging and the interface meter are controlled in a linkage manner, continuous operation is realized, the oil phase overflows directly, and continuous operation control is easy in industrial production.
The two-phase mixer of the utility model is a pipeline mixer; the inlet end of the pipeline mixer is provided with a first Venturi mixer, and the outlet end of the pipeline mixer is provided with a second Venturi mixer; and the outlet of the second Venturi mixer is communicated with the mixed phase inlet of the clarification tank. Compared with the traditional mixing tank or mixing kettle with stirring, the pipeline mixer has the advantages that the structure is simple, the operation is convenient, pipelines are easy to arrange in the industrial implementation process, the pipe diameter can be calculated through the extraction treatment capacity, the length of the pipeline is calculated through the residence time, the problem of insufficient mixing is well solved by using the pipeline mixer, the sealing and energy consumption problems caused by stirring of moving equipment are solved, the CFD flow field is used for calculation, the mixed reaction liquid in the mixer is ensured to be in a turbulent state, the matching of the front-back venturi mixer and the SK-type filler mixer in the pipeline is completed, the mixed reaction liquid and the extractant are ensured to be fully contacted to complete mass transfer, and the mixing tank or kettle is higher in efficiency and easier to control than the traditional mixing tank or kettle.
The pipeline mixer of the utility model does not need stirring, the equipment investment and the energy consumption are greatly reduced compared with the traditional mixer, and the investment cost is obviously reduced especially for the extraction of hydroxyl-containing methionine systems by using special materials such as HC-276 or zirconium materials.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
in the figure, 1. A pipeline mixer; 2. clarifying the kettle; 3. a first venturi mixer; 31. an extractant inlet; 32. a mixed liquid inlet; 4. a second venturi mixer; 5. a mixed phase inlet; 6. a liquid inlet extension pipe; 7. layering bins; 8. an upper separation chamber; 81. an oil phase overflow port; 9. a lower separation chamber; 91. an aqueous phase outlet; 10. a two-phase interfacial meter; sk mixer.
Detailed Description
The utility model is further illustrated in the following, in conjunction with the accompanying drawings and examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it is understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the present utility model, and such equivalents are intended to fall within the scope of the claims appended hereto.
As shown in fig. 1, an extraction device for two-phase separation comprises a pipeline mixer 1 and a clarifier 2;
the inlet end of the pipeline mixer 1 is provided with a first Venturi mixer 3, the front end of the first Venturi mixer 3 is provided with an extractant inlet 31, and the side part of the first Venturi mixer 3 is provided with a mixed liquid inlet 32; the outlet end of the pipeline mixer 1 is provided with a second Venturi mixer 4; the outlet of the second Venturi mixer 4 is communicated with the mixed phase inlet 5 of the clarification tank 2. The mixed phase inlet 5 of the clarification tank 2 is provided with a liquid inlet extension pipe 6, and the outlet of the liquid inlet extension pipe 6 is positioned at the two-phase interface of the layering bin 7.
A drum-shaped layering bin 7 is arranged in the middle of the clarification tank 2, and an upper separation cavity 8 and a lower separation cavity 9 with reduced diameters are respectively arranged above and below the layering bin 7; the upper part of the upper separation cavity 8 is provided with an oil phase overflow port 81, and the bottom of the lower separation cavity 9 is provided with a water phase outlet 91; a two-phase interfacial meter 10 is arranged in the clarification tank 2.
As a preferable implementation mode, an electromagnetic valve or a water outlet pump is arranged at the water phase outlet of the clarification tank; and the two-phase interface meter is in linkage control with the electromagnetic valve or the water outlet pump.
In a preferred embodiment, the two-phase interface meter is a plug-in floating ball interface meter.
As a preferred embodiment, the inner diameter and the height of the upper separation chamber and the lower separation chamber are the same; the height-diameter ratio of the upper separation cavity or the lower separation cavity is 5:1; the volume ratio of the upper separation cavity or the lower separation cavity to the layering bin is 1:6. The volume ratio of the sum of the volumes of the upper separation cavity and the lower separation cavity to the volume of the layering bin is 1:3.
As a preferred embodiment, the pipe mixer is filled with an SK mixer 11.
The working principle of the utility model is as follows: the method comprises the steps of taking hydroxy methionine reaction mixed liquor as mixed liquor to be separated, taking an extracting agent into the mixed liquor from an extracting agent inlet at the head of a first venturi mixer, taking the hydroxy methionine reaction mixed liquor into the mixed liquor from a mixed liquor inlet at the side part of the first venturi mixer in a siphoning way, carrying out primary mixing on the two liquids in the first venturi mixer, taking the mixed liquor into a pipeline mixer in a turbulent state, mixing the mixed liquor through an SK mixer in the pipeline mixer, keeping the turbulent state, fully mixing the mixed liquor through the pipeline mixer, taking the mixed liquor in the mixing process as a dispersed phase, dispersing the dispersed liquor into a continuous phase extracting agent to finish mass transfer extraction, taking the mixed liquor into a clarification kettle through a second venturi mixer after the extraction of the pipeline mixer is finished, taking the mixed liquor from a liquid inlet extension pipe at the mixed phase inlet of the clarification kettle, discharging the mixed liquor from the middle position of a layered bin of the clarification kettle, namely, keeping the layered upper phase and lower phase stable, controlling the two phase interfaces through a two-phase interface meter, controlling the water yield of a water phase outlet through an electromagnetic valve or a water outlet pump, controlling the electromagnetic valve or the water outlet pump, and controlling the two-phase interface meter in a linkage way, and realizing continuous stable extraction operation.
The size of the clarification tank is determined according to the layering time after two phases are mixed in an experiment, ammonium salt is generated in a hydroxy methionine extraction system, so that the system has salting-out effect, the layering time is relatively short, layering can be basically completed within 1min by using a separating funnel two phases in a laboratory, the size of the clarification tank is designed to meet the process requirement according to the residence time of 30min, the proportion of the middle section to the two volumes is mainly considered in industrial amplification, and the experiment verifies that the middle volume of the clarification tank is two thirds and can achieve the required extraction efficiency, and the two-head height-diameter ratio is 5:1 and can achieve the relatively good separation effect.
Claims (8)
1. An extraction device for two-phase separation, characterized in that: the extraction device comprises a two-phase mixer and a clarification tank;
a drum-shaped layering bin is arranged in the middle of the clarification tank, and an upper separation cavity and a lower separation cavity with reduced diameters are respectively arranged above and below the layering bin; an oil phase overflow port is arranged at the upper part of the upper separation cavity, and a water phase outlet is arranged at the bottom of the lower separation cavity;
the mixed phase outlet of the two-phase mixer is communicated with the mixed phase inlet of the clarification tank, the mixed phase inlet of the clarification tank is provided with a liquid inlet extension pipe, and the outlet of the liquid inlet extension pipe is positioned at the two-phase interface of the layering bin.
2. The extraction apparatus for two-phase separation according to claim 1, wherein: a two-phase interfacial meter is arranged in the clarification tank, and an electromagnetic valve or a water outlet pump is arranged at the water phase outlet of the clarification tank; and the two-phase interface meter is in linkage control with the electromagnetic valve or the water outlet pump.
3. An extraction device for two-phase separation according to claim 2, characterized in that: the two-phase interface meter is an inserted floating ball interface meter.
4. The extraction apparatus for two-phase separation according to claim 1, wherein: the inner diameter and the height of the upper separation cavity are the same as those of the lower separation cavity; the height-diameter ratio of the upper separation cavity or the lower separation cavity is 4-6:1.
5. The extraction apparatus for two-phase separation according to claim 1, wherein: the volume ratio of the upper separation cavity or the lower separation cavity to the layering bin is 1:5-7.
6. The extraction apparatus for two-phase separation according to claim 1, wherein: the two-phase mixer is a pipeline mixer; the inlet end of the pipeline mixer is provided with a first Venturi mixer, and the outlet end of the pipeline mixer is provided with a second Venturi mixer; and the outlet of the second Venturi mixer is communicated with the mixed phase inlet of the clarification tank.
7. The extraction apparatus for two-phase separation as claimed in claim 6, wherein: the front end of the first Venturi mixer is provided with an extractant inlet, and the side part of the first Venturi mixer is provided with a mixed liquid inlet.
8. The extraction apparatus for two-phase separation as claimed in claim 6, wherein: the pipeline mixer is filled with an SK mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320168267.6U CN219023328U (en) | 2023-02-02 | 2023-02-02 | Extraction device for two-phase separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320168267.6U CN219023328U (en) | 2023-02-02 | 2023-02-02 | Extraction device for two-phase separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219023328U true CN219023328U (en) | 2023-05-16 |
Family
ID=86288709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320168267.6U Active CN219023328U (en) | 2023-02-02 | 2023-02-02 | Extraction device for two-phase separation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219023328U (en) |
-
2023
- 2023-02-02 CN CN202320168267.6U patent/CN219023328U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201030248Y (en) | Clarifying concentrator | |
| CN101306852A (en) | Oil-water separation apparatus | |
| CN219023328U (en) | Extraction device for two-phase separation | |
| CN106566926B (en) | A kind of deironing apparatus and low temperature continuous deferrization technique | |
| CN201783317U (en) | Automatic feeding device for sewage treatment powder | |
| CN104653131B (en) | Novel well flushing truck and use method thereof | |
| CN206666276U (en) | Three headers for wastewater treatment | |
| CN211988330U (en) | Oil development sewage treatment plant | |
| CN201825830U (en) | Biogas reflux type anaerobic digestion process and device | |
| CN203529957U (en) | Oil removing system suitable for nickel sulfate solution | |
| CN208501069U (en) | A kind of mixer-settler | |
| CN206418167U (en) | A kind of deironing apparatus | |
| CN208493328U (en) | Novel mixer-settler | |
| CN2865014Y (en) | Liquid feeding device for acid glue miscible liquids | |
| CN202398143U (en) | System achieving saturated reextraction function of mixing clarifying tank | |
| CN205170720U (en) | Liquaemin stirring deposits device | |
| CN211141716U (en) | Combined air floatation device | |
| CN209501472U (en) | A kind of automatic mixing acid system | |
| CN209024326U (en) | A kind of oil conte, sewage treatment device | |
| CN102786128B (en) | Drilling wastewater circulating treatment device and method for treating wastewater by using such device | |
| CN113969230A (en) | Sand and scum removing and breaking device for anaerobic fermentation tank and sand and scum removing and breaking method | |
| CN219642120U (en) | Automatic control system for percolation extraction of traditional Chinese medicinal materials | |
| CN220237806U (en) | Clarification extraction box of pipeline mixer | |
| CN221319468U (en) | Rectangular radial flow dissolved air floatation | |
| CN221513581U (en) | Mixing clarifying tank for purifying high-viscosity phosphoric acid extraction process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |