CN220284017U - Essential oil extraction device for laboratory - Google Patents
Essential oil extraction device for laboratory Download PDFInfo
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- CN220284017U CN220284017U CN202321776707.2U CN202321776707U CN220284017U CN 220284017 U CN220284017 U CN 220284017U CN 202321776707 U CN202321776707 U CN 202321776707U CN 220284017 U CN220284017 U CN 220284017U
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- pipe
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- essential oil
- thin
- valve
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- 239000000341 volatile oil Substances 0.000 title claims abstract description 59
- 238000000605 extraction Methods 0.000 title claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000009835 boiling Methods 0.000 claims description 11
- 239000003921 oil Substances 0.000 claims description 8
- 238000004821 distillation Methods 0.000 claims description 7
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000001704 evaporation Methods 0.000 description 12
- 230000008020 evaporation Effects 0.000 description 10
- 239000000706 filtrate Substances 0.000 description 8
- 238000009833 condensation Methods 0.000 description 6
- 230000005494 condensation Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000001256 steam distillation Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000003815 supercritical carbon dioxide extraction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an essential oil extraction device for a laboratory, which comprises a solution steam module, wherein the solution steam module comprises a thin-wall pipe, and a first sealing cover is screwed on the top of the thin-wall pipe; a lifting rod is fixed on the bottom surface of the first sealing cover, a material basket is fixed at the bottom of the lifting rod, and the bottom of the thin-wall pipe is connected to the inner side of the second steam generator through a first pipe valve; the external part of the thin-wall pipe is sleeved with a heating jacket and an essential oil extraction module, and the essential oil extraction module comprises a thick pipe section, a first diameter-reducing pipe section and a thin pipe section; the inner diameter of the thick pipe section is larger than that of the first reducing pipe section; the inner diameter of the first reduced diameter pipe section is larger than that of the thin diameter pipe section; the top of the thick pipe section is screwed with a condensing pipe; the essential oil extraction device for the laboratory can completely extract the essential oil in the sample, has high extraction efficiency, can automatically carry out the process of extracting the essential oil, can manually collect the essential oil at the tail end, and can ensure the accurate measurement of the essential oil.
Description
Technical Field
The utility model particularly relates to an essential oil extraction device for a laboratory, and belongs to the technical field of sample essential oil extraction devices.
Background
In the prior art, the extraction method of the plant essential oil mainly comprises the following five steps: pressing, steam distillation, solvent extraction, oil separation, supercritical carbon dioxide extraction, etc.; the steam distillation method has the advantages of simple equipment, easy operation and large treatment capacity, so that the steam distillation method has the most wide application range; before the extraction of the equipment, some plants need to be subjected to essential oil extraction in a laboratory for essential oil component analysis, essential oil content measurement and the like, and as the number of samples of the plants for experiments is small, the essential oil in the sample plants needs to be extracted completely, so that the essential oil waste is avoided, and meanwhile, the actual essential oil content measurement precision can be ensured after the samples are completely extracted; however, the existing laboratory essential oil extraction device is simple in structure and cannot ensure complete extraction of essential oil.
Disclosure of Invention
In order to solve the problems, the utility model provides an essential oil extraction device for a laboratory, which can completely extract essential oil in a sample and has high extraction efficiency.
The utility model relates to an essential oil extraction device for laboratory, which comprises
A base, a base seat and a base seat,
the steam module comprises a first steam generator and a second steam generator which are fixed on the base, and the steam end of the first steam generator is connected to the lower part of the inner side of the second steam generator through a first pipeline;
the solution steam module comprises a thin-wall pipe, and a first sealing cover is screwed at the top of the thin-wall pipe; a lifting rod is fixed on the bottom surface of the first sealing cover, a material basket is fixed at the bottom of the lifting rod, and the bottom of the thin-wall pipe is connected to the inner side of the second steam generator through a first pipe valve; the heating jacket is sleeved outside the thin-wall pipe;
the essential oil extraction module comprises a thick pipe section, a first diameter-reduced pipe section and a thin pipe section; the inner diameter of the thick pipe section is larger than that of the first reducing pipe section; the inner diameter of the first reduced diameter pipe section is larger than that of the thin diameter pipe section; the top of the thick pipe section is screwed with a condensing pipe; the upper part of the crude pipe section is connected to the steam end of the first steam generator through a second pipeline; the upper part of the thick pipe section is connected to the upper part of the thin-wall pipe through a second pipe valve; the thin pipe section is provided with a third pipe valve and a fourth pipe valve; and the upper part of the first diameter-reduced pipe section is obliquely upwards communicated with the third pipeline.
During operation, quantitative pure water is injected into the thin-wall pipe, then a plant sample is injected into the material basket, then the filter basket is put into the thin-wall pipe and is sealed through the first sealing cover, the heating jacket is opened, the heating jacket heats the pure water to boiling, and steam enters the thick pipe section through the second pipe valve and is condensed into liquid through the condensing pipe; temporarily storing the condensed mixed solution with high essential oil content in the inner sides of the coarse pipe section, the first reducing pipe section and the thin pipe section, closing a heating jacket, opening a first pipe valve, and opening a first steam generator and a second steam generator after boiling time is up, wherein the residual essential oil in the filtrate is brought into the coarse pipe section to be condensed by steam generated by the first steam generator, and the second steam generator keeps the filtrate in a continuously heated state; the evaporating liquid enters a thick pipe section for condensation and is dripped into a first diameter-reducing pipe section and a thin pipe section downwards; because the essential oil floats above the condensate in a light manner, the steam module continuously generates steam, the essential oil is jacked into the inner side of the thick pipe section from the first diameter-reduced pipe section and the thin pipe section, a closed-loop essential oil evaporation system can be formed through a third pipeline during evaporation, and the condensate needs to be higher than the lower end of the second pipeline during evaporation; after evaporation is completed, the steam module is closed, the third pipe valve and the fourth pipe valve are alternately switched on and off for a plurality of times, one end of the small-diameter pipe section is always in a closed state, the staggered switching action is performed for a plurality of times until condensed water is completely discharged, the purity of the essential oil is ensured, and finally the third pipe valve and the fourth pipe valve are opened, and the essential oil is collected.
Further, the condensing tube comprises a closed tube body, and a liquid inlet tube and a liquid outlet tube are respectively arranged at the lower end and the upper end of the closed tube body; the liquid inlet pipe and the liquid outlet pipe are connected to the cold water barrel through a circulating pump; the outer wall of the closed pipe body is fixed with a second sealing cover screwed with the top of the thick pipe section, the second sealing cover can seal the top of the thick pipe section, and a condensation refrigerating closed loop is formed by the cold water bucket, the circulating pump and the closed pipe body; thereby condensing the steam inside the thick pipe section.
Further, a fifth pipe valve is fixedly communicated with the top of the first sealing cover; the other end of the fifth pipe valve is inserted with a temporary water storage bottle through a plug, clear water can be stored temporarily through the temporary water storage bottle, so that a sample can be washed for the second time, and washing liquid is sent to the solution steam module for evaporation.
Further, the outside of the heating jacket and the outside of the thick pipe section are fixed on the base through the clamping support, and the steam module and the essential oil extraction module are supported through the clamping support.
Further, the third pipe valve and the fourth pipe valve are manual valve bodies, the first pipe valve, the second pipe valve and the fifth pipe valve are electric control valve bodies, the electric control valve bodies are connected to a controller, the controller is electrically connected with a touch screen for setting boiling time and distillation time, when the controller is operated, the boiling time is input through the touch screen, after the boiling time is reached, the controller controls the first pipe valve to be opened to discharge filtrate to the inner side of the second steam generator, and meanwhile, the controller controls the second pipe valve to be closed; after filtrate is discharged, controlling to close the first pipe valve and open the fifth pipe valve, delaying a time threshold, controlling to close the fifth pipe valve and open the first pipe valve, pumping cleaning liquid into the inner side of the second steam generator, finally closing the first pipe valve, then entering a distillation flow, after distillation is completed, entering distilled condensate into an essential oil extraction module, and after standing is completed, manually controlling the third pipe valve and the fourth pipe valve to carry out hydrosol separation; collecting essential oil.
Further, the heating jacket is a heat conducting oil heating jacket, and the heat conducting oil is heated through heat circulation by the heat conducting oil heating jacket or directly heated by the built-in heating pipe, so that the outer wall of the thin-wall pipe can be comprehensively heated.
Compared with the prior art, the essential oil extraction device for the laboratory can completely extract the essential oil in the sample, has high extraction efficiency, can automatically carry out the process of extracting the essential oil, can manually collect the essential oil at the tail end, and can ensure the accurate measurement of the essential oil amount.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic view of the first closure, handle and basket mounting structure of the present utility model.
Fig. 3 is a schematic view of the overall structure of the condenser tube of the present utility model.
Fig. 4 is a schematic diagram of the overall structure of the extraction device and the temporary storage bottle of water according to the present utility model.
Fig. 5 is a schematic view of a plug structure according to the present utility model.
Fig. 6 is a schematic diagram of the structure of the extracting device and the clamping bracket of the present utility model.
Detailed Description
Example 1:
the laboratory essential oil extraction device as shown in fig. 1 and 2, comprises a base a,
the steam module comprises a first steam generator 1 and a second steam generator 2 which are fixed on a base, wherein the steam end of the first steam generator 1 is connected to the lower part of the inner side of the second steam generator 2 through a first pipeline 3;
the solution steam module comprises a thin-wall pipe 4, and a first sealing cover 5 is screwed on the top of the thin-wall pipe 4; a lifting rod 6 is fixed on the bottom surface of the first sealing cover 5, a material basket 7 is fixed at the bottom of the lifting rod 6, and the bottom of the thin-wall pipe 6 is connected to the inner side of the second water vapor generator 2 through a first pipe valve 8; the heating jacket 9 is sleeved outside the thin-wall pipe 4;
the essential oil extraction module comprises a thick pipe section 10, a first diameter-reduced pipe section 11 and a thin pipe section 12; the inner diameter of the thick pipe section 10 is larger than that of the first reduced pipe section 11; the inner diameter of the first reduced diameter pipe section 11 is larger than that of the thin diameter pipe section 12; the top of the thick pipe section 10 is screwed with a condensation pipe 13; the upper part of the thick pipe section 10 is connected to the steam end of the first steam generator 2 through a second pipeline 14; the upper part of the thick pipe section 10 is connected to the upper part of the thin-walled pipe 4 through a second pipe valve 15; a third pipe valve 16 and a fourth pipe valve 17 are arranged on the small-diameter pipe section 12; the upper part of the first diameter-reduced pipe section 11 is obliquely upwards communicated with a third pipeline 18.
During operation, quantitative pure water is injected into the thin-wall pipe, then a plant sample is injected into the material basket, then the filter basket is put into the thin-wall pipe and is sealed through the first sealing cover, the heating jacket is opened, the heating jacket heats the pure water to boiling, and steam enters the thick pipe section through the second pipe valve and is condensed into liquid through the condensing pipe; temporarily storing the condensed mixed solution with high essential oil content in the inner sides of the coarse pipe section, the first reducing pipe section and the thin pipe section, closing a heating jacket, opening a first pipe valve, and opening a first steam generator and a second steam generator after boiling time is up, wherein the residual essential oil in the filtrate is brought into the coarse pipe section to be condensed by steam generated by the first steam generator, and the second steam generator keeps the filtrate in a continuously heated state; the evaporating liquid enters a thick pipe section for condensation and is dripped into a first diameter-reducing pipe section and a thin pipe section downwards; because the essential oil floats above the condensate in a light manner, the steam module continuously generates steam, the essential oil is jacked into the inner side of the thick pipe section from the first diameter-reduced pipe section and the thin pipe section, a closed-loop essential oil evaporation system can be formed through a third pipeline during evaporation, and the condensate needs to be higher than the lower end of the second pipeline during evaporation; after evaporation is completed, the steam module is closed, the third pipe valve and the fourth pipe valve are alternately switched on and off for a plurality of times, one end of the small-diameter pipe section is always in a closed state, the staggered switching action is performed for a plurality of times until condensed water is completely discharged, the purity of the essential oil is ensured, and finally the third pipe valve and the fourth pipe valve are opened, and the essential oil is collected.
As shown in fig. 3, the condensation pipe 13 includes a closed pipe body 131, and a liquid inlet pipe 132 and a liquid outlet pipe 133 are respectively disposed at the lower end and the upper end of the closed pipe body 131; the liquid inlet pipe 132 and the liquid outlet pipe 133 are connected to the cold water barrel 134 through the circulating pump 136; the outer wall of the closed pipe body 131 is fixed with a second sealing cover 135 screwed with the top of the thick pipe section 10, the second sealing cover 135 can seal the top of the thick pipe section, and a cold water bucket, a circulating pump and the closed pipe body form a condensation refrigeration closed loop; thereby condensing the steam inside the thick pipe section.
As shown in fig. 4 and 5, a fifth pipe valve 19 is fixedly communicated with the top of the first sealing cover 5; the other end of the fifth pipe valve 19 is inserted with a temporary water storage bottle 21 through an insertion connector 20, clear water can be stored temporarily through the temporary water storage bottle, so that a sample can be washed secondarily, and washing liquid is sent to a solution steam module for evaporation.
As shown in fig. 6, the outer part of the heating jacket 9 and the outer part of the thick pipe section 10 are fixed on the base a through the clamping support 22, and the steam module and the essential oil extraction module are supported through the clamping support 22.
The heating jacket 9 is a heat conducting oil heating jacket, and the heat conducting oil heating jacket is used for carrying out heat circulation heating or a built-in heating pipe is used for directly heating heat conducting oil, so that the outer wall of the thin-wall pipe can be comprehensively heated.
In still another embodiment, the third pipe valve 16 and the fourth pipe valve 17 are manual valve bodies, the first pipe valve 8, the second pipe valve 15 and the fifth pipe valve 19 are electric control valve bodies, the electric control valve bodies are connected to a controller, the controller is electrically connected with a touch screen for setting boiling time and distillation time, when the controller is operated, the boiling time is input through the touch screen, after the boiling time is reached, the controller controls the first pipe valve to be opened to discharge filtrate to the inner side of the second steam generator, and meanwhile, the controller controls the second pipe valve to be closed; after filtrate is discharged, controlling to close the first pipe valve and open the fifth pipe valve, delaying a time threshold, controlling to close the fifth pipe valve and open the first pipe valve, pumping cleaning liquid into the inner side of the second steam generator, finally closing the first pipe valve, then entering a distillation flow, after distillation is completed, entering distilled condensate into an essential oil extraction module, and after standing is completed, manually controlling the third pipe valve and the fourth pipe valve to carry out hydrosol separation; collecting essential oil.
The above embodiments are merely preferred embodiments of the present utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.
Claims (6)
1. An essential oil extraction device for laboratory, its characterized in that: the device comprises a base and a steam module, wherein the steam module comprises a first steam generator and a second steam generator which are fixed on the base, and the steam end of the first steam generator is connected to the lower part of the inner side of the second steam generator through a first pipeline;
the solution steam module comprises a thin-wall pipe, and a first sealing cover is screwed at the top of the thin-wall pipe; a lifting rod is fixed on the bottom surface of the first sealing cover, a material basket is fixed at the bottom of the lifting rod, and the bottom of the thin-wall pipe is connected to the inner side of the second steam generator through a first pipe valve; the heating jacket is sleeved outside the thin-wall pipe;
the essential oil extraction module comprises a thick pipe section, a first diameter-reduced pipe section and a thin pipe section; the inner diameter of the thick pipe section is larger than that of the first reducing pipe section; the inner diameter of the first reduced diameter pipe section is larger than that of the thin diameter pipe section; the top of the thick pipe section is screwed with a condensing pipe; the upper part of the crude pipe section is connected to the steam end of the first steam generator through a second pipeline; the upper part of the thick pipe section is connected to the upper part of the thin-wall pipe through a second pipe valve; the thin pipe section is provided with a third pipe valve and a fourth pipe valve; and the upper part of the first diameter-reduced pipe section is obliquely upwards communicated with the third pipeline.
2. The laboratory essential oil extraction device according to claim 1, wherein: the condensing tube comprises a closed tube body, and a liquid inlet tube and a liquid outlet tube are respectively arranged at the lower end and the upper end of the closed tube body; the liquid inlet pipe and the liquid outlet pipe are connected to the cold water barrel through a circulating pump; and a second sealing cover screwed with the top of the thick pipe section is fixed on the outer wall of the closed pipe body.
3. The laboratory essential oil extraction device according to claim 1, wherein: a fifth pipe valve is fixedly communicated with the top of the first sealing cover; the other end of the fifth pipe valve is inserted with a temporary water storage bottle through a plug.
4. The laboratory essential oil extraction device according to claim 1, wherein: the outer part of the heating jacket and the outer part of the thick pipe section are fixed on the base through the clamping brackets.
5. The laboratory essential oil extraction device according to claim 1, wherein: the third pipe valve and the fourth pipe valve are manual valve bodies, the first pipe valve, the second pipe valve and the fifth pipe valve are electric control valve bodies, the electric control valve bodies are connected to a controller, and the controller is electrically connected with a touch screen for setting boiling time and distillation time.
6. The laboratory essential oil extraction device according to claim 1, wherein: the heating jacket is a heat conduction oil heating jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321776707.2U CN220284017U (en) | 2023-07-07 | 2023-07-07 | Essential oil extraction device for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321776707.2U CN220284017U (en) | 2023-07-07 | 2023-07-07 | Essential oil extraction device for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220284017U true CN220284017U (en) | 2024-01-02 |
Family
ID=89332123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321776707.2U Active CN220284017U (en) | 2023-07-07 | 2023-07-07 | Essential oil extraction device for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220284017U (en) |
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2023
- 2023-07-07 CN CN202321776707.2U patent/CN220284017U/en active Active
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