CN219002043U - Stevioside production is with extracting separation purification device - Google Patents
Stevioside production is with extracting separation purification device Download PDFInfo
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- CN219002043U CN219002043U CN202223528669.7U CN202223528669U CN219002043U CN 219002043 U CN219002043 U CN 219002043U CN 202223528669 U CN202223528669 U CN 202223528669U CN 219002043 U CN219002043 U CN 219002043U
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Abstract
The utility model relates to the technical field of stevioside production, in particular to an extraction, separation and purification device for stevioside production, which comprises a plurality of extraction tanks and a plurality of separators, wherein the liquid outlets of the separators are communicated with a first separation column, the liquid outlets of the first separation column are communicated with a second separation column, the liquid outlets of the second separation column are communicated with ultrafiltration equipment, the concentrated liquid outlet of the ultrafiltration equipment is communicated with a third separation column, and the liquid outlets of the third separation column are communicated with a liquid storage tank; the liquid inlet pipeline and the liquid outlet pipeline which are communicated with the first separation column, the liquid inlet pipeline which is communicated with the second separation column, the liquid outlet pipeline and the liquid outlet pipeline, and the valves on the liquid inlet pipeline and the liquid outlet pipeline which are communicated with the third separation column are respectively and electrically connected with the controller. The separation and purification device with the structure realizes continuous operation, greatly improves the working efficiency, reduces the labor intensity of workers, and effectively solves the problem that the components and the concentration of stevioside products are unstable due to the difference of manual operation.
Description
Technical Field
The utility model relates to the technical field of stevioside production, in particular to an extraction, separation and purification device for stevioside production.
Background
Stevioside, also known as stevioside, is a glycoside extracted from the leaves of the asteraceae plant Stevia rebaudia (the plant is called stevia in China), and its sweet taste component is composed of stevioside and stevioside A, B, C, D, E, etc. At present, sodium magnesium ions and pigments are carried in stevioside during extraction, and the stevioside is required to be treated by adopting a separation device, but the existing separation and purification device is operated manually, so that the labor intensity of workers is increased, and in addition, the components and the concentration of stevioside products are unstable due to the difference of manual operation. Therefore, in order to solve the above-mentioned problems, it is necessary to develop an extraction, separation and purification apparatus for stevioside production.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: aiming at the defects of the prior art, the extraction, separation and purification device for stevioside production is provided, the operation of the separation and purification device is convenient, the labor intensity of workers is reduced, and the purity and the concentration of the product are ensured.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
the extraction, separation and purification device for stevioside production comprises a plurality of extraction tanks, wherein separators are arranged between every two adjacent extraction tanks, the liquid outlet of each separator is communicated with the liquid inlet of the extraction tank at the upper stage, the liquid outlet of each separator is communicated with the liquid inlet of the extraction tank at the lower stage, the liquid outlet of the separator at the first position is communicated with the liquid inlet of a first separation column and the extraction tank at the first position, the liquid outlet of the first separation column is communicated with the liquid inlet of a second separation column, the liquid outlet of the second separation column is communicated with ultrafiltration equipment, the concentrated liquid outlet of the ultrafiltration equipment is communicated with the liquid inlet of a third separation column, and the liquid outlet of the third separation column is communicated with a liquid storage tank; the liquid inlet pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the first separation column, the eluent pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the second separation column, and the valves on the liquid inlet pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the third separation column are respectively electrically connected with the controller.
As an improved technical scheme, draw jar includes the jar body, the top of jar body is equipped with the feed inlet, the bottom of jar body is equipped with the discharge gate, the inside below of jar body is equipped with frame agitator, the motor is connected to the one end of frame agitator.
As an improved technical scheme, the separator is a rotary screen.
As an improved technical scheme, the eluent pipeline comprises an alkali liquor pipeline and an acid liquor pipeline.
As an improved technical scheme, the liquid outlet of the separator at the first position is communicated with a buffer tank, the liquid outlet of the buffer tank is communicated with a plate-and-frame filter press, and the liquid outlet of the plate-and-frame filter press is communicated with a first separation column.
As an improved technical solution, the first separation column and the third separation column are separation columns each having a decolorizing resin layer filled therein.
As an improved technical solution, the second separation column is a separation column filled with a macroporous resin layer inside.
After the technical scheme is adopted, the utility model has the beneficial effects that:
the extraction, separation and purification device for stevioside production comprises a plurality of extraction tanks, wherein separators are arranged between every two adjacent extraction tanks, the liquid outlet of each separator is communicated with the liquid inlet of the extraction tank at the upper stage, the liquid outlet of each separator is communicated with the liquid inlet of the extraction tank at the lower stage, the liquid outlet of the separator positioned at the first position is communicated with the liquid inlet of the first separation column and the extraction tank positioned at the first position, the liquid outlet of the first separation column is communicated with the liquid inlet of the second separation column, the liquid outlet of the second separation column is communicated with ultrafiltration equipment, the concentrated liquid outlet of the ultrafiltration equipment is communicated with the liquid inlet of the third separation column, and the liquid outlet of the third separation column is communicated with a liquid storage tank; the liquid inlet pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the first separation column, the eluent pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the second separation column, and the valves on the liquid inlet pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the third separation column are respectively electrically connected with the controller. The crushed stevia rebaudiana is put into a first extraction tank, extraction reagent is firstly added for extraction (after the operation of the extraction procedure, the extraction solvent is not needed to be added), the crushed stevia rebaudiana enters a first separator through a conveying pump, the separated leaf residues enter a second extraction tank, the separated liquid enters the first extraction tank, after a period of extraction, the separated liquid residues enter a third extraction tank, the separated liquid enters the second extraction tank, the liquid is sequentially analogized to the extraction tank at the tail end of the leaf residues, the liquid separated by the separator flows back into the extraction tank at the upper stage in a countercurrent direction, the liquid concentration of the first extraction tank at the first stage is highest, the liquid enters a first separation column after the separation by the first separator, pigment in the extraction liquid can be removed after the separation column treatment, the effluent liquid enters the second separation column, sugar of the extraction liquid can be adsorbed, the collected effluent liquid is concentrated by an ultrafiltration device after the elution treatment, the concentrated liquid enters the third separation tank, the concentrated liquid is separated liquid is subjected to the absorption liquid, the concentrated liquid is subjected to the distillation liquid after the separation column, the concentrated liquid is subjected to the drying liquid is subjected to the distillation liquid storage tank, and finally the concentrated liquid is subjected to the high-purity distillation liquid is processed, and finally the concentrated liquid is discharged through the extraction liquid storage tank. When the first separation column, the second separation column, the ultrafiltration equipment and the third separation column are adopted for treatment, the valves on the pipelines are automatically controlled through the controller, the operation is simple and convenient, the continuous operation is realized, the working efficiency is greatly improved, the labor intensity of workers is reduced, and the problem that the components and the concentration of stevioside products are unstable due to the difference of manual operation is effectively solved.
Because draw jar including the jar body, the top of jar body is equipped with the feed inlet, and the bottom of jar body is equipped with the discharge gate, and the inside of jar body is equipped with frame agitator, and the motor is connected to the one end of frame agitator. Adding crushed stevia rebaudiana into an extraction tank, adding an extraction solvent, starting a motor, driving a frame stirrer to stir and mix materials, promoting the extraction solvent and the materials to be fully and uniformly mixed, extracting for a period of time, and then separating in a separator. The extraction tank with the structure is reasonable in design, realizes full contact between the materials and the extraction solvent, and is beneficial to sugar extraction.
Since the separator is a trommel. The liquid slag and the extracting solution can be effectively separated by adopting a rotary screen.
Because the liquid outlet of the first separator is communicated with the buffer tank, the liquid outlet of the buffer tank is communicated with the plate-and-frame filter press, and the liquid outlet of the plate-and-frame filter press is communicated with the first separation column. And the liquid separated by the head-to-tail separator enters a buffer tank, and then flocculant is added, and the liquid is subjected to filter pressing by a plate-and-frame filter press, so that salt ions in the extracting solution can be effectively removed.
Because the eluent pipeline comprises an alkali liquor pipeline and an acid liquor pipeline; the purposes of desalination, decoloration, deodorization and impurity removal are achieved through the alkali liquor in the alkali liquor pipeline and the acid liquor in the acid liquor pipeline.
Drawings
FIG. 1 is a schematic diagram of a device for extraction, separation and purification for stevioside production;
wherein, 1-extraction tank, 2-separator, 3-first separation column, 4-second separation column, 5-ultrafiltration equipment, 6-third separation column, 7-liquid storage tank, 8, 10-liquid inlet pipeline, 9, 12, 15-effluent pipeline, 11-eluent pipeline, 110-alkali liquor pipeline, 111-acid liquor pipeline, 16-controller, 17-motor, 18, 20, 21, 22, 23-buffer tank, 19-plate-and-frame filter press.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The extraction, separation and purification device for stevioside production is shown in fig. 1, and comprises a plurality of extraction tanks 1, wherein a separator 2 (a rotary screen) is arranged between every two adjacent extraction tanks 1, the liquid outlet of each separator 2 is communicated with the liquid inlet of the extraction tank 1 at the upper stage, the liquid outlet of each separator 2 is communicated with the liquid inlet of the extraction tank 1 at the lower stage, the liquid outlet of the separator 2 at the first position is communicated with the liquid inlet of a first separation column 3 (filled with anion resin and used for adsorbing pigment) and the extraction tank 1 at the first position, the liquid outlet of the first separation column 3 is communicated with the liquid inlet of a second separation column 4, the liquid outlet of the second separation column 4 (filled with macroporous resin and used for adsorbing sugar) is communicated with an ultrafiltration device 5, the concentrated liquid outlet of the ultrafiltration device 5 is communicated with the liquid inlet of a third separation column 6, and the liquid outlet of the third separation column 6 (filled with cation resin and used for adsorbing salt ions) is communicated with a liquid storage tank 7; the liquid inlet pipe 8 and the liquid outlet pipe 9 which are respectively communicated with the liquid inlet and the liquid outlet of the first separation column, the liquid inlet pipe 10, the liquid outlet pipe 11 and the liquid outlet pipe 12 which are respectively communicated with the liquid inlet and the liquid outlet of the second separation column 4, and the valves on the liquid inlet pipe 14 and the liquid outlet pipe 15 which are respectively communicated with the liquid inlet and the liquid outlet of the third separation column 6 are respectively electrically connected with the controller 16.
The crushed stevia rebaudiana is put into a first extraction tank, extraction reagents are firstly added for extraction (after the operation of an equal extraction procedure, an extraction solvent is not needed to be added), the crushed stevia rebaudiana enters a first separator through a conveying pump, separated leaf residues enter a second extraction tank, separated liquid enters the first extraction tank after being extracted for a period of time, separated liquid residues enter a third extraction tank, separated liquid enters the second extraction tank, the separated liquid is sequentially analogized to the extraction tank at the tail end of the leaf residues, the liquid separated by the separator sequentially returns to the extraction tank at the upper stage in a countercurrent direction, the liquid concentration of the first extraction tank at the first stage is the highest, the liquid enters a first separation column after being separated by the first separator, pigment in the extraction liquid can be removed after being processed by decolorizing resin in the separation column, the effluent liquid enters the second separation column, sugar in the extraction liquid can be separated by the macroporous resin, the eluent (alkali liquor and acid liquor) is eluted, the decolorized, the impurity is removed, the concentrated effluent liquid is concentrated, and the concentrated effluent liquid is subjected to the purpose of concentrating, and the concentrated product is finally subjected to the concentration treatment after the concentrated, and the concentrated effluent liquid is subjected to the concentration treatment, and the concentrated liquid is subjected to the concentration treatment after the concentrated and the concentrated liquid is subjected to the concentration treatment of the concentrated liquid. When the first separation column, the second separation column, the ultrafiltration equipment and the third separation column are adopted for treatment, valves on each liquid inlet pipeline, each liquid outlet pipeline, each eluent pipeline and each concentrated liquid conveying pipeline are automatically controlled through a controller, the operation is simple and convenient, the continuous operation is realized, the working efficiency is greatly improved, the labor intensity of workers is reduced, and the problem that the components and the concentration of stevioside products are unstable due to the difference of manual operation is effectively solved.
Wherein draw jar 1 includes the jar body, and the top of jar body is equipped with the feed inlet, and the bottom of jar body is equipped with the discharge gate, and the inside below of jar body is equipped with frame agitator (diamond), and motor 17 is connected to the one end of frame agitator. Adding crushed stevia rebaudiana into an extraction tank, adding an extraction solvent, starting a motor, driving a frame stirrer to stir and mix materials, promoting the extraction solvent and the materials to be fully and uniformly mixed, extracting for a period of time, and then separating in a separator.
Wherein the liquid outlet of the first separator 2 is communicated with a buffer tank 18, the liquid outlet of the buffer tank 18 is communicated with a plate-and-frame filter press 19, and the liquid outlet of the plate-and-frame filter press 19 is communicated with the first separation column 3. And the liquid separated by the head-to-tail separator enters a buffer tank, and then flocculant is added, and the liquid is subjected to filter pressing by a plate-and-frame filter press, so that salt ions in the extracting solution can be effectively removed.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. The utility model provides an extraction separation purification device for stevioside production which characterized in that: the device comprises a plurality of extraction tanks, wherein separators are arranged between every two adjacent extraction tanks, the liquid outlet of each separator is communicated with the liquid inlet of the extraction tank of the upper stage, the discharge outlet of each separator is communicated with the liquid inlet of the extraction tank of the lower stage, the liquid outlet of the separator positioned at the first position is communicated with the liquid inlet of a first separation column and the extraction tank positioned at the first position, the liquid outlet of the first separation column is communicated with the liquid inlet of a second separation column, the liquid outlet of the second separation column is communicated with ultrafiltration equipment, the concentrated liquid outlet of the ultrafiltration equipment is communicated with the liquid inlet of a third separation column, and the liquid outlet of the third separation column is communicated with a liquid storage tank; the liquid inlet pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the first separation column, the eluent pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the second separation column, and the valves on the liquid inlet pipeline and the liquid outlet pipeline which are respectively communicated with the liquid inlet and the liquid outlet of the third separation column are respectively electrically connected with the controller.
2. The extraction, separation and purification device for stevioside production according to claim 1, wherein: the extraction tank comprises a tank body, a feed inlet is formed in the top of the tank body, a discharge outlet is formed in the bottom of the tank body, a frame stirrer is arranged below the tank body, and one end of the frame stirrer is connected with a motor.
3. The extraction, separation and purification device for stevioside production according to claim 1, wherein: the separator is a rotary screen.
4. The extraction, separation and purification device for stevioside production according to claim 1, wherein: the eluent pipeline comprises an alkali liquor pipeline and an acid liquor pipeline.
5. The extraction, separation and purification device for stevioside production according to claim 1, wherein: the liquid outlet of the separator positioned at the first position is communicated with the buffer tank, the liquid outlet of the buffer tank is communicated with the plate-and-frame filter press, and the liquid outlet of the plate-and-frame filter press is communicated with the first separation column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223528669.7U CN219002043U (en) | 2022-12-27 | 2022-12-27 | Stevioside production is with extracting separation purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223528669.7U CN219002043U (en) | 2022-12-27 | 2022-12-27 | Stevioside production is with extracting separation purification device |
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| Publication Number | Publication Date |
|---|---|
| CN219002043U true CN219002043U (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223528669.7U Active CN219002043U (en) | 2022-12-27 | 2022-12-27 | Stevioside production is with extracting separation purification device |
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| Country | Link |
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| CN (1) | CN219002043U (en) |
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- 2022-12-27 CN CN202223528669.7U patent/CN219002043U/en active Active
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