CN221206877U - High-efficient extraction element based on soxhlet draws - Google Patents
High-efficient extraction element based on soxhlet draws Download PDFInfo
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- CN221206877U CN221206877U CN202322406137.4U CN202322406137U CN221206877U CN 221206877 U CN221206877 U CN 221206877U CN 202322406137 U CN202322406137 U CN 202322406137U CN 221206877 U CN221206877 U CN 221206877U
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- extraction
- water pump
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- pipe
- lifting rod
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- 238000000605 extraction Methods 0.000 title claims abstract description 106
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 238000005507 spraying Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000000944 Soxhlet extraction Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 abstract description 23
- 238000000746 purification Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
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- 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
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- Extraction Or Liquid Replacement (AREA)
Abstract
The utility model discloses a Soxhlet extraction-based efficient extraction device, which comprises a first extraction bottle, a second extraction bottle, a heating device, a condenser, a siphon pipe, an extraction pipe, a spraying device, a drain pipe, a water pump, a control unit, a liquid flow controller and a water pump start-stop control device, wherein the first extraction bottle is provided with a first inlet and a second inlet; the device controls the water pump to add quantitative solvent into the extraction pipe through the water pump start-stop control device and the program module of the control unit, and greatly improves the mass transfer efficiency of the solvent and the sample through the spraying device in the extraction pipe, so that the extraction efficiency is obviously improved, the extraction process is accelerated, and the quantitative and rapid sample extraction and purification are realized.
Description
Technical Field
The utility model relates to an extraction device, in particular to a Soxhlet extraction-based efficient extraction device, and belongs to the technical field of analysis and detection.
Background
The Soxhlet extraction device is widely used for extracting and measuring the content of various compounds in materials, and the existing Soxhlet extraction device generally heats and evaporates a solvent in an extraction bottle, and then slowly condenses into liquid which flows back to an extraction tube.
However, in practical application, the defects of slower extraction process and low efficiency of the traditional Soxhlet extractor are generally found, and the main reason is that the solvent is completely refluxed to the extraction bottle after siphoning, the condensate is slowly collected in the extraction tube to a certain liquid level, then the sample can be soaked again for extraction, and when the condensate is slowly refluxed to the upper end of the sample, the condensate is utilized insufficiently and the mass transfer is slower due to insufficient mixing.
Disclosure of utility model
Aiming at the defects of the prior Soxhlet extractor, the utility model provides a high-efficiency extraction device based on Soxhlet extraction.
The technical scheme for solving the technical problems is as follows:
A Soxhlet extraction-based efficient extraction device comprises a first extraction bottle, a second extraction bottle, a heating device, a condenser, a siphon pipe, an extraction pipe, a spraying device, a drain pipe, a water pump, a control unit and a water pump start-stop control device;
The first extraction bottle and the second extraction bottle are placed side by side, a heating device is arranged on the outer side of the first extraction bottle, the upper right end of the first extraction bottle is communicated with the upper left end of the second extraction bottle through a condenser, the upper left end of the first extraction bottle is communicated with a siphon, the other end of the siphon is communicated with the bottom of an extraction pipe, a spraying device is arranged on the upper portion of the extraction pipe, the top of the extraction pipe is communicated with the lower portion of the second extraction bottle through a drain pipe, a water pump is arranged in the middle of the drain pipe, and a control unit and a water pump start-stop control device are arranged between the water pump and the second extraction bottle;
The water pump start-stop control device comprises a lifting rod platform, a pontoon guide barrel, a pontoon, a lifting rod, a guide column, contacts, a fixed plate, a high-position limit switch and a low-position limit switch which are arranged above the right side of the second extraction bottle, wherein an opening in the center of the lifting rod platform is communicated with the pontoon guide barrel below the lifting rod platform, a pontoon is arranged inside the pontoon guide barrel, the upper part of the pontoon is connected with the lifting rod, the lifting rod is of a hollow structure, the guide column penetrates through the center of the lifting rod, the top of the guide column is connected with the fixed plate, and a contact is arranged on the outer wall of the lifting rod;
The input end of the control unit is respectively communicated with the high-position limit switch and the low-position limit switch, a liquid flow controller is arranged in the control unit, and the output end of the control unit is connected with the water pump.
Further, the heating device is a water bath kettle.
Further, the condenser is a spherical condenser.
Further, the pontoon is made of polytetrafluoroethylene.
Further, the contact is a steel contact.
Further, the high-position limit switch and the low-position limit switch are ohm-dragon limit switches.
The specific principle of the device is to use the difference of the solubility of the solvent to the required components and impurities in the solid sample mixture to achieve the purpose of extraction and separation.
The beneficial effects of the utility model are as follows:
The device controls the water pump to add quantitative solvent into the extraction pipe through the water pump start-stop control device and the program module of the control unit, and greatly improves the mass transfer efficiency of the solvent and the sample through the spraying device in the extraction pipe, so that the extraction efficiency is obviously improved, the extraction process is accelerated, and the quantitative and rapid sample extraction and purification are realized.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
1. A first extraction bottle; 2. a second extraction bottle; 3. a heating device; 4. a condenser; 5. a siphon tube; 6. an extraction tube; 7. a spraying device; 8. a drain pipe; 9. a water pump; 10. a control unit; 11 a water pump start-stop control device; 12. a lifting rod platform; 13. buoy guide barrels; 14. a pontoon; 15. a lifting rod; 16. a guide post; 17. a contact; 18. a fixing plate; 19. a high limit switch; 20. a low limit switch.
Detailed Description
The principles and features of the present utility model are described below in connection with examples, which are set forth only to illustrate the present utility model and not to limit the scope of the utility model.
The efficient extraction device based on Soxhlet extraction comprises a first extraction bottle 1, a second extraction bottle 2, a heating device 3, a condenser 4, a siphon 5, an extraction pipe 6, a spraying device 7, a drain pipe 8, a water pump 9, a control unit 10 and a water pump start-stop control device 11, wherein the first extraction bottle is provided with a first inlet and a second inlet;
The first extraction bottle and the second extraction bottle are placed side by side, a heating device is arranged on the outer side of the first extraction bottle, the upper right end of the first extraction bottle is communicated with the upper left end of the second extraction bottle through a condenser, the upper left end of the first extraction bottle is communicated with a siphon, the tail end of the siphon is communicated with the bottom of an extraction pipe, a spraying device is arranged on the upper portion of the extraction pipe, the top of the extraction pipe is communicated with the lower portion of the second extraction bottle through a drain pipe, a water pump is arranged in the middle of the drain pipe, and a control unit and a water pump start-stop control device are arranged between the water pump and the second extraction bottle;
The water pump start-stop control device comprises a lifting rod platform 12, a pontoon guide barrel 13, a pontoon 14, a lifting rod 15, a guide column 16, a contact 17, a fixed plate 18, a high limit switch 19 and a low limit switch 20 which are arranged above the right side of the second extraction bottle, wherein an opening in the center of the lifting rod platform is communicated with a pontoon guide barrel below the lifting rod platform, a pontoon is arranged in the pontoon guide barrel, the upper part of the pontoon is connected with the lifting rod, the lifting rod is of a hollow structure, the guide column penetrates through the center of the lifting rod, the top of the guide column is connected with the fixed plate, and the outer wall of the lifting rod is provided with a contact;
The input end of the control unit is respectively communicated with the high-position limit switch and the low-position limit switch, a liquid flow controller is arranged in the control unit, and the output end of the control unit is connected with the water pump.
Preferably, the heating device is a water bath, the condenser is a spherical condenser, the pontoon is made of polytetrafluoroethylene, the contact is a steel contact, and the high-position limit switch and the low-position limit switch are ohm dragon limit switches.
The actual working process of the efficient extraction device is as follows:
1. Placing a sample to be extracted or purified into an extraction tube, and assembling and connecting the whole set of device;
2. Setting a liquid quantitative output controller in the control unit;
1) The solvent output quantity required to be set for triggering the high limit switch for the first time by the contact is the volume quantity which ensures that the liquid level of the solvent in the extraction tube is higher than the height of the sample but lower than the highest point of the siphon tube;
2) The output quantity of the solvent required to be set by triggering the high-level limit switch for the second time by the contact is the volume quantity which ensures that the liquid level of the solvent in the extraction pipe is higher than the highest point of the siphon pipe, so that the solvent can enter the first extraction bottle through the siphon pipe completely, and the solvent can be circulated and reciprocated.
3. When the first extraction bottle is solvent-free at the beginning of each extraction experiment, firstly adding pure solvent into the second extraction bottle until the contact reaches a high limit switch, triggering a water pump for the first time to pump the solvent into a spray device, and then entering the extraction tube;
4. Continuously adding pure solvent into the second extraction bottle, triggering the water pump for the second time when the contact reaches the high limit switch, pumping the solvent into the spraying device, then entering the extraction pipe, enabling the solvent to completely enter the first extraction bottle through the siphon pipe, and simultaneously, opening the heating device to heat the first extraction bottle;
5. Continuously adding pure solvent into the second extraction bottle until the contact reaches the high limit switch, triggering the water pump for the third time to pump the solvent into the spraying device, and then entering the extraction tube, namely starting extraction or purification;
6. when the first extraction bottle is heated to reach the boiling point of the solvent, condensing solvent vapor into liquid by a condenser, refluxing the liquid to the second extraction bottle, triggering a water pump for the fourth time when the liquid level in the second extraction bottle rises to enable a contact to reach a high-position limit switch, pumping the solvent into a spraying device, and then entering an extraction pipe, namely continuing to extract or purify; 7. the control unit is manually closed or the liquid level in the second extraction bottle is lower than the low limit switch, namely the water pump stops working until the extraction reaction is finished.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. The efficient extraction device based on Soxhlet extraction is characterized by comprising a first extraction bottle, a second extraction bottle, a heating device, a condenser, a siphon pipe, an extraction pipe, a spraying device, a drain pipe, a water pump, a control unit and a water pump start-stop control device;
The first extraction bottle and the second extraction bottle are placed side by side, a heating device is arranged on the outer side of the first extraction bottle, the upper right end of the first extraction bottle is communicated with the upper left end of the second extraction bottle through a condenser, the upper left end of the first extraction bottle is communicated with a siphon, the other end of the siphon is communicated with the bottom of an extraction pipe, a spraying device is arranged on the upper portion of the extraction pipe, the top of the extraction pipe is communicated with the lower portion of the second extraction bottle through a drain pipe, a water pump is arranged in the middle of the drain pipe, and a control unit and a water pump start-stop control device are arranged between the water pump and the second extraction bottle;
The water pump start-stop control device comprises a lifting rod platform, a pontoon guide barrel, a pontoon, a lifting rod, a guide column, contacts, a fixed plate, a high-position limit switch and a low-position limit switch which are arranged above the right side of the second extraction bottle, wherein an opening in the center of the lifting rod platform is communicated with the pontoon guide barrel below the lifting rod platform, a pontoon is arranged inside the pontoon guide barrel, the upper part of the pontoon is connected with the lifting rod, the lifting rod is of a hollow structure, the guide column penetrates through the center of the lifting rod, the top of the guide column is connected with the fixed plate, and a contact is arranged on the outer wall of the lifting rod;
The input end of the control unit is respectively communicated with the high-position limit switch and the low-position limit switch, a liquid flow controller is arranged in the control unit, and the output end of the control unit is connected with the water pump.
2. The efficient extraction device of claim 1, wherein the heating device is a water bath.
3. The efficient extraction device of claim 1, wherein the condenser is a spherical condenser.
4. A high efficiency extraction apparatus as defined in claim 1, wherein the pontoon is made of polytetrafluoroethylene.
5. The efficient extraction device of claim 1, wherein the contacts are steel contacts.
6. The efficient extraction device of claim 1, wherein the high limit switch and the low limit switch are both ohm limit switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322406137.4U CN221206877U (en) | 2023-09-05 | 2023-09-05 | High-efficient extraction element based on soxhlet draws |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322406137.4U CN221206877U (en) | 2023-09-05 | 2023-09-05 | High-efficient extraction element based on soxhlet draws |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221206877U true CN221206877U (en) | 2024-06-25 |
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ID=91544376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322406137.4U Active CN221206877U (en) | 2023-09-05 | 2023-09-05 | High-efficient extraction element based on soxhlet draws |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221206877U (en) |
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2023
- 2023-09-05 CN CN202322406137.4U patent/CN221206877U/en active Active
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