CN202096786U - Supercritical extraction filter for CO2 of natural medicine - Google Patents
Supercritical extraction filter for CO2 of natural medicine Download PDFInfo
- Publication number
- CN202096786U CN202096786U CN2011201871618U CN201120187161U CN202096786U CN 202096786 U CN202096786 U CN 202096786U CN 2011201871618 U CN2011201871618 U CN 2011201871618U CN 201120187161 U CN201120187161 U CN 201120187161U CN 202096786 U CN202096786 U CN 202096786U
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- Prior art keywords
- gas
- filter
- pipe
- crude drug
- air inlet
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- Filtering Of Dispersed Particles In Gases (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
The utility model provides a supercritical extraction filter for CO2 of natural medicine, which comprises a shell, a gas feeding pipe, a gas discharging pipe and a discharging port. The gas feeding pipe, the gas discharging pipe and the discharging port are communicated with a separator and a filter, wherein the gas discharging opening of the gas feeding pipe faces downwards. Since the gas discharging opening of the gas feeding pipe faces downwards, downward gas spraying can be achieved when gas is sprayed out, moisture liquefied as a result of pressure reduction and non-separated effective components can be deposited at the bottom due to the buffering of the bottom space of the shell, the impact of the gas against the bottom of the shell, the increase in the capacity of the filter and the increase in the spatial height, and thus cannot be discharged out of the filter along with the gas flow, the blockage of the gas pipes can be avoided, and the filter can operate more stably and reliably. Moreover, the effective components of the natural medicine which are not separated fully can be separated and deposited in the filter, and the rate of extraction of the effective components can be increased by 5 percent.
Description
Technical field
The utility model relates to a kind of filter plant, specifically is that a kind of carbon dioxide solvent that utilizes carries out supercritical extract and passes through filter with CO the active ingredient of crude drug
2In the equipment that fully separates of the moisture that carries and the active ingredient of failing to separate on a small quantity.
Background technology
Mostly natural health-care products is that crude drug processes through various ways.Therefore, the active ingredient of extracting in the crude drug becomes one of of paramount importance link in health products or the Chinese medicine large-scale production.Along with the research that deepens continuously to extraction process, various novel method for distilling continue to bring out, and have improved the production efficiency and the purity of natural health-care products.Present domestic most following extracting modes that adopt: dynamic circulation extraction method, supercritical fluid extraction, ultrasonic wave extraction, intelligent Continuous Countercurrent Extraction method, the ultrasound-enhanced extraction method of continuous flow upstream, soxhlet extraction etc.; It respectively has characteristics, all can carry out the extraction of active ingredient to a certain class feature or whole crude drugs.
Supercritical CO
2The principle of extract and separate active ingredient process is to utilize supercritical CO
2Some special natural products is had special dissolution, utilize supercritical CO
2Solvability and the relation of its density, promptly utilize pressure and temperature that the influence of supercritical carbon dioxide solvability is carried out.Under supercriticality, with supercritical CO
2With material contact to be separated, it is extracted the composition of polarity size, boiling point height and molecular weight size selectively successively.
Existing C O
2Supercritical extract need use during for abundant some crude drug active ingredient of extraction and carry agent in process of production, contains moisture and carry in agent and the crude drug.In order to guarantee the quality of product, from the CO that contains effective composition of extraction kettle outflow
2Fluid gets into separator, carries out the separation of active ingredient, filters through filter after the separation again, and the inlet of the air inlet pipe of prior art middle filtrator is positioned at the housing of filter, and inlet upwards, as the CO of separator discharge
2After mixed airflow gets into filter, because the mouth of pipe of air inlet pipe is upwards, and because of pressure is decompressed to 16MP by 30MP, CO
2Gaseous mixture forms upwards and sprays fast; And the filter volume is less than normal; Make the moisture that liquefies because of decompression and be directly injected to filter CO2 the crude drug active ingredient of from separator, thoroughly not separating and discharge the mouth of pipe; Thereby moisture and not isolated active ingredient are combined in cause pipeline obstruction in the pipeline, thereby cause the equipment operation undesired, the stable of whole production technology had a negative impact.
Summary of the invention
The utility model technical problem to be solved is, provide a kind of simple in structure, separative efficiency is high, can unsegregated crude drug active ingredient further be collected the crude drug CO of utilization, stable and reliable operation
2The supercritical extract filter.
In order to solve the problems of the technologies described above the utility model crude drug CO
2The supercritical extract filter comprises housing, is communicated with air inlet pipe, escape pipe, the discharging opening of separator and filter, and wherein, the mouth of pipe of giving vent to anger of said air inlet pipe is downward.
Above-mentioned crude drug CO
2The supercritical extract filter separator, wherein, the import department of said escape pipe fixedly installs liquid barrier.
Above-mentioned crude drug CO
2The supercritical extract filter separator, wherein, the mouth of pipe of giving vent to anger of said air inlet pipe becomes horn-like.
Above-mentioned crude drug CO
2The supercritical extract filter separator, wherein, said escape pipe is provided with corpuscular counter and colourity display.
Above-mentioned crude drug CO
2The supercritical extract filter separator, wherein, said discharging opening is provided with control valve.
The utility model can be realized following beneficial effect:
1, because the mouth of pipe of giving vent to anger of said air inlet pipe is downward, when gas ejects, because the mouth of pipe of giving vent to anger is downward; Thereby make gas form downward injection, gas clashes into through the housing bottom space buffer and with the bottom of housing, and the filter volume increases in addition; Spatial altitude increases, make the moisture that liquefies because of decompression with not separated active ingredient is all heavy combine in bottom, no longer with the air-flow discharge filter; Thereby avoid the obstruction of escape pipe, make the operation of filter more reliable and more stable; And do not make and in filter, be able to separate heavy collection, thereby make the extraction yield of active ingredient improve 5% by the active ingredient of the crude drug of abundant separation.
2, because the import department of said escape pipe fixedly installs liquid barrier; Can the moisture that makes progress with air-flow on a small quantity be passed through with the active ingredient of fully not separating and separate with the bump of baffle plate; Form drop and big particle diameter active ingredient particle, be settled down to filter bottom, greatly reduced ducted moisture and active ingredient; Further improved the extraction yield of active ingredient, and made the operation of filter more stable.
3, because said escape pipe is provided with corpuscular counter and colourity display, through corpuscular counter and colourity display, can online detection CO
2Contain what of the active ingredient that is not filtered and separates or moisture in the gas, thereby gas is monitored.
4, the mouth of pipe of giving vent to anger of said air inlet pipe becomes horn-like, reduces the speed that air-flow sprays; Make the moisture that liquefies because of decompression and the not separated fully heavy bottom that combines in of active ingredient.
5, because said discharging opening is provided with control valve, through control valve regulation and control CO
2The gas mass rate of emission fully separates active ingredient and moisture in filter separator.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of air inlet pipe in the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
As shown in the figure, in order to solve the problems of the technologies described above the utility model crude drug CO
2The supercritical extract filter comprises housing 1, air inlet pipe 2, escape pipe 3, discharging opening 4, and housing 1 highly is 1 meter for the container of sealing, and the pressure that can bear is controlled at 16MPa; Volume is 9 liters.Air inlet pipe 2 is mainly used in and is communicated with separator and filter; The air inlet mouth of pipe of air inlet pipe 2 connects separator, and the mouth of pipe of giving vent to anger that carries out gas 2 connects filter, and the mouth of pipe of giving vent to anger of air inlet pipe 2 is downward; Air inlet pipe 2 can stretch in the housing 1 from the upper end of housing 1; Also can stretch in the housing 1,, the mouth of pipe of giving vent to anger of air inlet pipe 2 got final product downwards again with air inlet pipe 2 bendings from the both sides of housing 1.The mouth of pipe of giving vent to anger of air inlet pipe can be positioned at the middle part of housing 1, also can be positioned at the bottom of housing 1, because the mouth of pipe of giving vent to anger of air inlet pipe 2 is downward; When gas ejects,, thereby make gas form downward injection because the mouth of pipe of giving vent to anger is downward; Gas clashes into through housing 1 bottom space buffering and with the bottom of housing 1, and the filter volume increases in addition, and spatial altitude increases; Make the moisture that liquefies because of decompression and the not separated all heavy bottom that combines in of active ingredient; No longer with the air-flow discharge filter, thereby avoid the obstruction of escape pipe, make the operation of filter more reliable and more stable; And do not make and in filter, be able to separate heavy collection, thereby make the extraction yield of active ingredient improve 5% by the active ingredient of the crude drug of abundant separation.The formation of air inlet pipe is unrestricted, and in the present embodiment, the mouth of pipe of preferably will giving vent to anger is made into horn shape, thereby reduces the speed that air-flow sprays.Present embodiment illustrates as follows: air inlet pipe is got in the housing by the side of housing, and extends to lower housing portion, uses bottom 30 centimeters of gas tube orifice apart from housing, and the downward parallel port of the mouth of pipe of giving vent to anger is made into horn-like, reduces the speed that air-flow sprays;
Further improvement as the present technique scheme:
Can fixedly install liquid barrier 5 in the import department of said escape pipe 3, liquid barrier 5 adopts corrosion resistant plate to be made into cellular semicircle ball-type, and liquid barrier 5 is installed in the import of escape pipe 3 through welding or other modes.The import of escape pipe is stretched in housing, and is installed on the housing 1 through flange, and the junction of escape pipe and housing makes two secondary flanges up and down, adopts flange to connect and goes up lower house and escape pipe, is convenient to liquid barrier 5 welding and dismounting.For the ease of the water content and the contained active ingredient of monitoring gas, can on said escape pipe 4, be provided with corpuscular counter 6 and colourity display 7, and be provided with control valve 8, through control valve 8 regulation and control CO at said discharging opening 4
2The gas mass rate of emission fully separates active ingredient and moisture in filter separator.
In sum, the utility model compared with prior art have simple in structure, separative efficiency is high, stable and reliable operation and characteristics easy to use.
Those of ordinary skill in the art will be appreciated that; Above embodiment only is the purpose that is used for explaining the utility model; And be not with the qualification of doing the utility model; As long as in the essential scope of the utility model, in the scope to the variation of the above embodiment, claim that modification all will drop on the utility model.
Claims (5)
1. crude drug CO
2The supercritical extract filter comprises housing, is communicated with air inlet pipe, escape pipe, the discharging opening of separator and filter, it is characterized in that the mouth of pipe of giving vent to anger of said air inlet pipe is downward.
2. crude drug CO according to claim 1
2The supercritical extract filter separator is characterized in that, the import department of said escape pipe fixedly installs liquid barrier.
3. crude drug CO according to claim 1
2The supercritical extract filter separator is characterized in that, the mouth of pipe of giving vent to anger of said air inlet pipe becomes horn-like.
4. crude drug CO according to claim 1
2The supercritical extract filter separator is characterized in that, said escape pipe is provided with corpuscular counter and colourity display.
5. like arbitrary said crude drug CO in the claim 1,2,3 or 4
2The supercritical extract filter separator is characterized in that, said discharging opening is provided with control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201871618U CN202096786U (en) | 2011-06-05 | 2011-06-05 | Supercritical extraction filter for CO2 of natural medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201871618U CN202096786U (en) | 2011-06-05 | 2011-06-05 | Supercritical extraction filter for CO2 of natural medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202096786U true CN202096786U (en) | 2012-01-04 |
Family
ID=45382823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201871618U Expired - Fee Related CN202096786U (en) | 2011-06-05 | 2011-06-05 | Supercritical extraction filter for CO2 of natural medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202096786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107983072A (en) * | 2017-12-24 | 2018-05-04 | 宁波高新区登高洁具科技有限公司 | Supercritical CO2The filter of extraction equipment |
-
2011
- 2011-06-05 CN CN2011201871618U patent/CN202096786U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107983072A (en) * | 2017-12-24 | 2018-05-04 | 宁波高新区登高洁具科技有限公司 | Supercritical CO2The filter of extraction equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: JIANGSU JIANGDAYUAN ECOLOGICAL BIO-TECHNOLOGY CO., Free format text: FORMER NAME: JIANGSU NUCELL BIO-TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 212009, No. 2, sailing Road, Zhenjiang hi tech Industrial Development Zone, Zhenjiang New District, Jiangsu, Zhenjiang Patentee after: JIANGSU JIANGDAYUAN ECOLOGICAL BIOLOGICAL TECHNOLOGY CO., LTD. Address before: 212000 hi tech Industrial Park, Jiangsu, 2, No. four, Zhenjiang Patentee before: Jiangsu Jiangdayuan Ecology Biological Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20180605 |