CN207227377U - A kind of supercritical carbon dioxide extraction apparatus - Google Patents
A kind of supercritical carbon dioxide extraction apparatus Download PDFInfo
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- CN207227377U CN207227377U CN201721124185.2U CN201721124185U CN207227377U CN 207227377 U CN207227377 U CN 207227377U CN 201721124185 U CN201721124185 U CN 201721124185U CN 207227377 U CN207227377 U CN 207227377U
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- extraction kettle
- carbon dioxide
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Abstract
The utility model discloses a kind of supercritical carbon dioxide extraction apparatus, including carbon dioxide air accumulator, filter and extraction kettle group, the carbon dioxide air accumulator is connected with feeder, and the feeder is connected with the filter, and the filter is connected with booster pump；The extraction kettle group includes the first extraction kettle and the second extraction kettle, the first extraction kettle input terminal and the second extraction kettle input terminal connect with the booster pump, the first extraction kettle output terminal connects with the second extraction kettle input terminal, and the second extraction kettle output terminal is connected with separating still；The first extraction kettle output terminal is also connected with the separating still；The separating still is also associated with normal pressure receiving flask.Compared with prior art, using being connected in series inside the utility model extraction kettle group, flow pressure is concentrated, and improves penetration capacity and extraction efficiency of the carbon dioxide to material, product quality is set more to stablize, while the loose hardened phenomenon of slag charge for also avoiding extraction kettle bottom from occurring.
Description
Technical field
It the utility model is related to fluid extraction technology field, and in particular to a kind of supercritical carbon dioxide extraction apparatus.
Background technology
At present, (pungent) material extract-essential oil (essential oil) of natural perfume and oleoresin (oleoresin), are states
The important source material of the industry such as food, daily use chemicals, tobacco, medicine in people's economy.Natural flavor traditional extraction process is mainly that water steams
Steam distillation method and solvent extraction, natural perfume it is (pungent) material traditional method for extracting thing due in extraction process be heated and dissolvent residual,
Change its natural scents and flavor.Supercritical liquid extraction technique, is the safety the most environmentally protective generally acknowledged in the world at present
Natural product extracting technique, the technology Extracting temperature is low, no solvent residue, and extract maintains the pure natural product of raw material
Matter.But existing extraction equipment finds that the extraction kettle bottoms material after extraction has hardened phenomenon, finds after testing in production
Containing clean essential oil and other active ingredients are not extracted inside the slag charge component of bottom, oil yield and the production of the material have impact on
Amount.How to solve the problems, such as this, improve material collection rate and product quality, improve production efficiency, realize that economic interests maximize
It is problem urgently to be resolved hurrily.
Utility model content
To solve drawbacks described above, the purpose of this utility model is to provide a kind of supercritical carbon dioxide extraction apparatus, structure
Simply, material collection rate and product quality are effectively increased, realizes the maximization of economic interests.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of supercritical carbon dioxide extraction apparatus,
Including carbon dioxide air accumulator, filter and extraction kettle group, the carbon dioxide air accumulator is connected with feeder, the feeder
It is connected with the filter, the filter is connected with booster pump；The extraction kettle group includes the first extraction kettle and the second extraction
Kettle, the first extraction kettle input terminal and the second extraction kettle input terminal connect with the booster pump, first extraction
Kettle output terminal connects with the second extraction kettle input terminal, and the second extraction kettle output terminal is connected with separating still；Described first
Extraction kettle output terminal is also connected with the separating still；The separating still is also associated with normal pressure receiving flask；The carbon dioxide gas storage
Also connected between tank and the separating still by carbon dioxide condenser.
Preferably, when the booster pump is connected with first extraction kettle and the second extraction kettle respectively U-shaped is additionally provided with to delay
Washing pipe, pressure gauge and carbon dioxide preheater are further respectively had between the U-shaped separator tube and first extraction kettle.
The booster pump is equipped with control valve with first extraction kettle and the second extraction kettle junction respectively.
The first extraction kettle output terminal and the second extraction kettle input terminal junction, the second extraction kettle output terminal and point
Control valve is equipped with from kettle junction and the first extraction kettle output terminal and separating still junction.
The carbon dioxide preheater, first extraction kettle, second extraction kettle and separating still are respectively connected with and follow
Ring hot water pipeline.
The extraction kettle group includes the multiple extraction kettles being cascaded.
When the utility model is used, material to be extracted is fitted into extraction kettle, good seal, added by circulating hot water pipeline
Hot carbon dioxide preheater, temperature when making the carbon dioxide meet Supercritical Conditions, the liquid inside carbon dioxide air accumulator
Body carbon dioxide adds flow agent by feeder, filters out impurity by filter, then enter titanium dioxide through booster pump pressurization
Carbon preheater, becomes gas under supercriticality, and booster pump supercharging is excessive in order to prevent, sets U-shaped separator tube, and delay in U-shaped
Washing pipe output terminal is equipped with pressure gauge and is used to monitor, and the working status of booster pump is adjusted according to pressure change；It is overcritical afterwards
Carbon dioxide enters extraction kettle, thus when carbon dioxide there is stronger solvability and penetrating power, when by
, it is necessary to which the spices or oil plant of extraction are just dissolved in carbon dioxide when one extraction kettle and the second extraction kettle, carbon dioxide
Gas subsequently enters separating still, since the ability of supercritical carbon dioxide gas dissolving plant fat increases with the raising of its density
Add, thus dissolved with spices carbon dioxide after decompression heats up, gas density diminishes, and solvability declines, and spices just divides
Separate out and, be collected by normal pressure receiving flask, and carbon dioxide becomes liquid dioxy after carbon dioxide condenser
Change carbon, finally flow back to carbon dioxide air accumulator and recycle again.
Compared with prior art, the utility model is simple in structure, and design is reasonable, uses and is connected in series inside extraction kettle group,
Flow pressure is concentrated, and flow speed stability, improves penetration capacity and extraction efficiency of the carbon dioxide to material, make product quality
More stablize, while it also avoid the loose hardened phenomenon of slag charge of extraction kettle bottom appearance, business economic interests is obtained maximum
Change.
Brief description of the drawings
Below according to accompanying drawings and embodiments, the structure and features of the utility model is further described.
Fig. 1 is the structure diagram of the utility model.
In attached drawing 1,1. carbon dioxide air accumulators, 2. feeders, 3. filters, 4. carbon dioxide condensers, 5. the 3rd controls
Valve processed, 6. the 5th control valves, 7. the 4th control valves, 8. separating stills, 9. normal pressure receiving flasks, 10. second extraction kettles, 11. second controls
Valve processed, 12. first control valves, 13. first extraction kettles, 14. CO2 heaters, 15.U shape separator tubes, 16. booster pumps.
Embodiment
It is a kind of embodiment of the utility model referring to attached drawing 1.
A kind of supercritical carbon dioxide extraction apparatus, including carbon dioxide air accumulator 1, filter 3 and extraction kettle group, it is described
Carbon dioxide air accumulator connects 1 and is connected to feeder 2, and the feeder 2 is connected with the filter 3, and the filter 3 is connected with increasing
Press pump 16；The extraction kettle group includes the first extraction kettle 13 and the second extraction kettle 10,13 input terminal of the first extraction kettle and institute
State 10 input terminal of the second extraction kettle with the booster pump 16 to connect, 13 output terminal of the first extraction kettle and the described second extraction
10 input terminal of kettle connects, and 10 output terminal of the second extraction kettle is connected with separating still 8；First extraction kettle, 13 output terminal also with
The separating still 8 connects；The separating still 8 is also associated with normal pressure receiving flask 9；The carbon dioxide air accumulator 1 is separated with described
Also connected between kettle 8 by carbon dioxide condenser 4.
Preferably, it is additionally provided with when the booster pump 16 is connected with 13 and second extraction kettle 10 of the first extraction kettle respectively
U-shaped separator tube 15, pressure gauge 17 and carbon dioxide are further respectively had between the U-shaped separator tube 15 and first extraction kettle 13
Preheater 14.
The booster pump 16 is equipped with the first control valve 12 with the 13 input terminal junction of the first extraction kettle, with described second
10 input terminal junction of extraction kettle is equipped with the second control valve 11, and 13 output terminal of the first extraction kettle and the second extraction kettle 10 input
End junction is equipped with the 4th control valve 7 equipped with third control valve 5, second extraction kettle 10 and 8 junction of separating still, and described the
One extraction kettle 13 and 8 junction of separating still are equipped with the 5th control valve 6.
The carbon dioxide preheater 14, first extraction kettle 13, second extraction kettle 10 and separating still 8 connect
It is connected to circulating hot water pipeline.
It is more that the extraction kettle group can include the first extraction kettle, the second extraction kettle, the 3rd extraction kettle being cascaded etc.
A extraction kettle.
The embodiment of the utility model when in use, material to be extracted is fitted into extraction kettle, good seal, passes through cycling hot
Waterpipe heats carbon dioxide preheater, temperature when making the carbon dioxide meet Supercritical Conditions, carbon dioxide air accumulator
Internal liquid CO 2 adds flow agent by feeder, and impurity is filtered out by filter, then through booster pump pressurize into
Entering carbon dioxide preheater, become gas under supercriticality, booster pump supercharging is excessive in order to prevent, sets U-shaped separator tube, and
Pressure gauge is equipped with U-shaped separator tube output terminal to be used to monitor, and the working status of booster pump is adjusted according to pressure change；Afterwards
Supercritical carbon dioxide gas enters extraction kettle, thus when carbon dioxide there is stronger solvability and penetrating power, when
By when the first extraction kettle and the second extraction kettle, it is necessary to extraction spices or oil plant be just dissolved in carbon dioxide, two
Carbon oxide gas subsequently enter separating still, due to ability the carrying with its density of supercritical carbon dioxide gas dissolving plant fat
It is high and increase, thus dissolved with spices carbon dioxide after decompression heats up, gas density diminishes, and solvability declines, perfume
Material is just separated, and is collected by normal pressure receiving flask, and carbon dioxide becomes liquid after carbon dioxide condenser
Body carbon dioxide, finally flows back to carbon dioxide air accumulator and recycles again.
The embodiment of the utility model is in use, when the first extraction kettle and the second extraction kettle work at the same time, closes second
Control valve and the 5th control valve, open the first control valve, the second control valve and the 4th control valve, supercritical carbon dioxide gas according to
It is secondary to enter the first extraction kettle and the second extraction kettle, draw spices or essential oil in raw material；When the first extraction kettle and the second extraction kettle
In raw material by the carbon dioxide solubility time it is longer need to reload when, conventional method is to shut down, and completion to be reloaded is further continued for work
Make, after adopting the above technical scheme, without shutting down, continuing production first can reload a wherein extraction kettle, if first right
First extraction kettle reloads, and need to close the first control valve, third control valve and the 5th control valve, opens the second control valve and the
Four control valves, make carbon dioxide only pass through the second extraction kettle；After first extraction kettle reloads, the second control valve of closing,
Third control valve and the 4th control valve, open the first control valve and the 5th control valve, make carbon dioxide only by the first extraction
Kettle is taken, is reloaded to the second extraction kettle, after reloading, recovers the state worked at the same time to two extraction kettles.
Extraction kettle group described in the utility model embodiment may include the multiple extraction kettles being cascaded, using multiple extractions
When taking kettle, control valve control mode when reloading is consistent with control mode during two extraction kettles, and first selection is one of to be carried out
Reload, others are reloaded one by one, and waiting to reload finishes, and recovers the state worked at the same time to multiple extraction kettles.
Described above is only the preferred embodiment of the utility model, and above-mentioned specific embodiment is not to the utility model
Limitation, retouching, modification or the equivalent substitution that all those of ordinary skill in the art are made as described above, belong to this reality
With new protection domain.
Claims (6)
- A kind of 1. supercritical carbon dioxide extraction apparatus, it is characterised in that：Including carbon dioxide air accumulator, filter and extraction kettle Group, the carbon dioxide air accumulator are connected with feeder, and the feeder is connected with the filter, and the filter is connected with Booster pump；The extraction kettle group includes the first extraction kettle and the second extraction kettle, the first extraction kettle input terminal and described second Extraction kettle input terminal connects with the booster pump, the first extraction kettle output terminal and the second extraction kettle input terminal phase Connect, the second extraction kettle output terminal is connected with separating still；The first extraction kettle output terminal is also connected with the separating still；Institute State separating still and be also associated with normal pressure receiving flask；It is also cold by carbon dioxide between the carbon dioxide air accumulator and the separating still Condenser connects.
- 2. supercritical carbon dioxide extraction apparatus according to claim 1, it is characterised in that：The booster pump respectively with institute State and U-shaped separator tube be additionally provided with when the first extraction kettle and the second extraction kettle connect, the U-shaped separator tube and first extraction kettle it Between further respectively have pressure gauge and carbon dioxide preheater.
- 3. supercritical carbon dioxide extraction apparatus according to claim 1, it is characterised in that：The booster pump respectively with institute State the first extraction kettle and the second extraction kettle junction is equipped with control valve.
- 4. supercritical carbon dioxide extraction apparatus according to claim 1, it is characterised in that：The first extraction kettle output End and the second extraction kettle input terminal junction, the second extraction kettle output terminal and separating still junction and first extraction kettle Output terminal and separating still junction are equipped with control valve.
- 5. supercritical carbon dioxide extraction apparatus according to claim 2, it is characterised in that：The carbon dioxide preheating Device, first extraction kettle, second extraction kettle and separating still are respectively connected with circulating hot water pipeline.
- 6. supercritical carbon dioxide extraction apparatus according to claim 1, it is characterised in that：The extraction kettle group includes string The multiple extraction kettles being linked togather.
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| CN201721124185.2U CN207227377U (en) | 2017-09-04 | 2017-09-04 | A kind of supercritical carbon dioxide extraction apparatus |
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| CN201721124185.2U CN207227377U (en) | 2017-09-04 | 2017-09-04 | A kind of supercritical carbon dioxide extraction apparatus |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108866883A (en) * | 2018-08-10 | 2018-11-23 | 绍兴经纬超临界印染科技有限公司 | The method of supercritical carbon dioxide extracting polyvinyl surface finish |
| CN108854139A (en) * | 2018-08-17 | 2018-11-23 | 南通睿智超临界科技发展有限公司 | A kind of supercritical extraction unit |
| CN108854327A (en) * | 2018-08-17 | 2018-11-23 | 南通睿智超临界科技发展有限公司 | A kind of filter of supercritical extraction unit |
| CN110523102A (en) * | 2019-09-26 | 2019-12-03 | 上海复璐帝流体技术有限公司 | A kind of supercritical carbon dioxide extraction apparatus and its method |
| CN110903909A (en) * | 2019-12-19 | 2020-03-24 | 韩城市宏达花椒香料有限公司 | A method for preparing vegetable oil and supercritical CO2Method for extracting pepper essential oil |
| CN110903910A (en) * | 2019-12-19 | 2020-03-24 | 韩城市宏达花椒香料有限公司 | Supercritical CO for improving yield of spice essential oil2Extraction method and system thereof |
| CN111011814A (en) * | 2019-12-19 | 2020-04-17 | 韩城市宏达花椒香料有限公司 | Method for extracting composite spice for marinating meat products |
| CN112546664A (en) * | 2020-11-29 | 2021-03-26 | 上海申亚动物保健品阜阳有限公司 | Supercritical fluid extraction system for traditional Chinese veterinary medicine rapid process |
-
2017
- 2017-09-04 CN CN201721124185.2U patent/CN207227377U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108866883A (en) * | 2018-08-10 | 2018-11-23 | 绍兴经纬超临界印染科技有限公司 | The method of supercritical carbon dioxide extracting polyvinyl surface finish |
| CN108854139A (en) * | 2018-08-17 | 2018-11-23 | 南通睿智超临界科技发展有限公司 | A kind of supercritical extraction unit |
| CN108854327A (en) * | 2018-08-17 | 2018-11-23 | 南通睿智超临界科技发展有限公司 | A kind of filter of supercritical extraction unit |
| CN110523102A (en) * | 2019-09-26 | 2019-12-03 | 上海复璐帝流体技术有限公司 | A kind of supercritical carbon dioxide extraction apparatus and its method |
| CN110903909A (en) * | 2019-12-19 | 2020-03-24 | 韩城市宏达花椒香料有限公司 | A method for preparing vegetable oil and supercritical CO2Method for extracting pepper essential oil |
| CN110903910A (en) * | 2019-12-19 | 2020-03-24 | 韩城市宏达花椒香料有限公司 | Supercritical CO for improving yield of spice essential oil2Extraction method and system thereof |
| CN111011814A (en) * | 2019-12-19 | 2020-04-17 | 韩城市宏达花椒香料有限公司 | Method for extracting composite spice for marinating meat products |
| CN112546664A (en) * | 2020-11-29 | 2021-03-26 | 上海申亚动物保健品阜阳有限公司 | Supercritical fluid extraction system for traditional Chinese veterinary medicine rapid process |
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