CN110302555B - Cable type extractor - Google Patents
Cable type extractor Download PDFInfo
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- CN110302555B CN110302555B CN201910485869.2A CN201910485869A CN110302555B CN 110302555 B CN110302555 B CN 110302555B CN 201910485869 A CN201910485869 A CN 201910485869A CN 110302555 B CN110302555 B CN 110302555B
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- pipe
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- inner pipe
- stirring assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0215—Solid material in other stationary receptacles
- B01D11/0219—Fixed bed of solid material
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Abstract
The invention discloses a cable extractor, which comprises an outer pipe and an inner pipe which are sleeved, wherein the bottom end of the outer pipe is provided with a liquid inlet, the top end of the outer pipe is provided with a liquid outlet, the cable extractor also comprises a stirring assembly, the stirring assembly is arranged at the bottom of the inner pipe, and the stirring assembly can stir solution in the inner pipe under the driving of the circulating flow of temperature control liquid entering from the liquid inlet. According to the invention, the stirring assembly is arranged at the bottom of the inner tube, and the fluid force of the temperature control liquid injected into the outer tube acts on the fan blades of the stirring assembly, so that the extracting agent spirally moves and the sample to be extracted is subjected to contact reaction, the contact area between the sample and the extracting agent is increased, the extraction efficiency is effectively improved, the filter paper is placed into the containing tube after the sample is packaged by the filter paper, and the filter paper containing tube is directly taken out after extraction is finished, so that the situation that the filter paper is clamped by personnel and crushed, and the sample spills into the inner tube to pollute the extractor is avoided.
Description
Technical Field
The invention relates to the technical field of chemical extraction devices, in particular to a Soxhlet extractor.
Background
The soxhlet extraction method is a classical method for extracting compounds from solid substances, and the extraction is realized by a soxhlet extractor. The method utilizes solvent reflux to continuously extract solid substances by pure solvent, thereby saving solvent extraction efficiency and having high efficiency. The extraction process of the Soxhlet extractor comprises the steps of crushing extracted solid materials, putting the crushed extracted solid materials into a filter paper sleeve, putting the filter paper sleeve into the Soxhlet extractor, heating a round-bottom flask which is connected with the Soxhlet extractor and is filled with an extraction solvent at the lower part, rising steam along with a branch pipe of the extractor after the solvent is boiled, condensing the steam by a condenser pipe connected with the extractor, dripping the steam into the extractor, contacting the extractor with an extracted substance for extraction, sucking the solvent containing the extracted ingredients back into the flask by a siphon when the solvent level exceeds the highest position of the siphon, repeatedly extracting the extracted substance by pure solvent continuously in such a way, enriching the extracted ingredients in the flask, and disclosing a temperature control Soxhlet extractor in the prior art, wherein the extractor is arranged into an inner pipe and an outer pipe, injecting temperature-controlled liquid into the outer pipe for circulation temperature control, but the extraction process is slow in the whole extraction process, extractant and sample can not be fully quick reaction, and the extraction time of extractor is long, and current sample is through the manual folding filter paper tube-shape of personnel when packing, places the sample inside and seals, but the filter paper can become soft after the extraction, is smashed by the clamp easily when taking out.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, one object of the present invention is to provide a soxhlet extractor, wherein a stirring assembly is disposed at the bottom of an inner tube, and a fluid force of a temperature control liquid injected into an outer tube acts on fan blades of the stirring assembly to make an extractant spirally move and perform a contact reaction with a sample to be extracted, so that a contact area between the sample and the extractant is increased, and extraction efficiency is effectively improved.
The invention provides a rope type extractor, which comprises an outer pipe and an inner pipe which are sleeved, wherein the bottom end of the outer pipe is provided with a liquid inlet, the top end of the outer pipe is provided with a liquid outlet, the rope type extractor also comprises a stirring assembly, the stirring assembly is arranged at the bottom of the inner pipe, and the stirring assembly can stir a solution in the inner pipe under the driving of the circulating flow of temperature control liquid entering from the liquid inlet.
Preferably, a gap is formed between the bottom of the inner pipe and the outer pipe, and the liquid inlet is opposite to the gap.
Preferably, the stirring subassembly includes first flabellum, second flabellum, center pin and axle sleeve, first flabellum, second flabellum fixed mounting are at the both ends of center pin, the axle sleeve passes through the bearing housing and establishes the outside at the center pin, and the stirring subassembly stirs the extractant in the inner tube, increases the area of contact of extractant and sample, the effectual extraction efficiency that has improved shortens the extraction time.
Preferably, the central shaft and the shaft sleeve of the stirring assembly vertically penetrate through the inner pipe and the shaft sleeve is connected with the outer wall of the inner pipe in a sealing mode, the first fan blade is located in the inner pipe and in the gap of the second fan blade, and the temperature control liquid enters the gap to apply force to the fan blades of the stirring assembly to drive the stirring assembly to rotate.
Preferably, the device also comprises a flask, a branch pipe and a condensation pipe; the bottom of the outer tube is connected with a connecting tube, the lower part of the connecting tube is provided with a lower end ground port, and the flask is connected with the lower end ground port in a matching way; the bottom ends of the branch pipes are communicated with the connecting pipe, and the top ends of the branch pipes are communicated with the upper part of the inner pipe; the top end of the inner pipe extends out of the outer pipe, the top end of the inner pipe is provided with an upper end grinding opening, the outlet end of the condensation pipe is matched and connected with the upper end grinding opening, the bottom of the inner pipe is connected with a siphon pipe, and the siphon pipe penetrates through the outer pipe and is inserted into the connecting pipe after being folded upwards and backwards.
Preferably, the inner tube interpolation is equipped with filter paper and holds the pipe, filter paper holds pipe upper portion has the annular arch inner tube inner wall is equipped with and carries out spacing bulge to the annular arch, need not personnel manual folding during filter paper packing sample, directly inserts filter paper and holds intraductal just can the shaping, and filter paper holds the pipe and takes out the convenience after the extraction, can not damage filter paper, has avoided waiting to draw the unrestrained pollution inner tube of sample.
Preferably, the filter paper containing pipe is a hollow pipe, and the hollow filter paper containing pipe can be used for completely storing the filter paper cylinder without influencing the contact between the extracting agent and the sample.
The invention provides a using method of a Soxhlet extractor, which comprises the following steps:
s1: adding an extracting agent into the flask and adding a sample into the inner tube;
s2, heating the extracting agent in the flask to volatilize the extracting agent;
s3, injecting temperature control liquid into the outer tube from the liquid inlet, driving the stirring assembly to stir the solution in the inner tube by the temperature control liquid, and returning the extractant soaked in the sample in the inner tube to the flask through the siphon tube;
s4, repeating the steps S2-S3 until the extraction is sufficient.
According to the invention, the stirring assembly is arranged at the bottom of the inner pipe, the fluid force of the temperature control liquid injected into the outer pipe acts on the fan blades of the stirring assembly, so that the fan blades rotate, the fan blades rotate to drive the extracting agent in the inner pipe to perform spiral motion, the extracting agent performs spiral motion and a sample to be extracted to perform contact reaction, the contact area between the sample and the extracting agent is increased, the extraction efficiency is effectively improved, the extraction time is shortened, the sample is packaged by the filter paper containing pipe and then placed into the containing pipe, the filter paper containing pipe is directly taken out after extraction is finished, and the situation that a person clamps the filter paper to clamp the filter paper and the sample falls into the inner pipe to pollute an extractor is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of a Soxhlet extractor according to the present invention;
FIG. 2 is an enlarged view of a portion of the Soxhlet extractor of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the inner tube of the Soxhlet extractor of the present invention;
FIG. 4 is a schematic structural view of a filter paper holding tube of the Soxhlet extractor of the present invention;
fig. 5 is a schematic structural diagram of a stirring assembly of the soxhlet extractor according to the present invention.
In the figure: 1. an inner tube; 2. an outer tube; 3. a branch pipe; 4. a liquid inlet; 5. a flask; 6. grinding the lower end of the steel pipe; 7. a connecting pipe; 8. a siphon tube; 9. a liquid outlet; 10. grinding the upper end; 11. a convex ring; 12. a filter paper containing tube; 131. a first fan blade; 132. a second fan blade; 133. a central shaft; 134. and a shaft sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, the soxhlet extractor comprises an outer pipe 2 and an inner pipe 1 which are sleeved together, wherein the bottom end of the outer pipe 2 is provided with a liquid inlet 4, and the top end of the outer pipe is provided with a liquid outlet 9, and the soxhlet extractor also comprises a stirring assembly which is arranged at the bottom of the inner pipe 1 and can stir the solution in the inner pipe 1 by the driving of the circulating flow of temperature-controlled liquid entering from the liquid inlet 4; a gap is arranged between the bottom of the inner pipe 1 and the outer pipe 2, and the liquid inlet 4 is opposite to the gap; the stirring assembly comprises a first fan blade 131, a second fan blade 132, a central shaft 133 and a shaft sleeve 134, the first fan blade 131 and the second fan blade 132 are fixedly arranged at two ends of the central shaft 133, the shaft sleeve 134 is sleeved outside the central shaft 133 through a bearing, and the stirring assembly is used for stirring the extractant in the inner tube 1, so that the contact area between the extractant and a sample is increased, the extraction efficiency is effectively improved, and the extraction time is shortened; a central shaft 133 and a shaft sleeve 134 of the stirring assembly vertically penetrate through the inner pipe 1, the shaft sleeve 134 is hermetically connected with the outer wall of the inner pipe 1, the first fan blade 131 is positioned in the inner pipe 1, the second fan blade 132 is positioned in a gap, and temperature control liquid enters the gap to apply force to the fan blades of the stirring assembly to drive the stirring assembly to rotate; the device also comprises a flask 5, a branch pipe 3 and a condensing pipe; the bottom of the outer tube 2 is connected with a connecting tube 7, the lower part of the connecting tube 7 is provided with a lower end ground opening 6, and the flask 5 is connected with the lower end ground opening 6 in a matching way; the bottom end of the branch pipe 3 is communicated with the connecting pipe 7, and the top end of the branch pipe is communicated with the upper part of the inner pipe 1; the top end of the inner pipe 1 extends out of the outer pipe 2, the top end of the inner pipe 1 is provided with an upper end ground opening 10, the outlet end of the condenser pipe is matched and connected with the upper end ground opening 10, the bottom of the inner pipe 1 is connected with a siphon pipe 8, and the siphon pipe 8 penetrates through the outer pipe 2 and is inserted into the connecting pipe 7 after rising and folding; a filter paper containing pipe 12 is inserted in the inner pipe 1, an annular bulge is arranged at the upper part of the filter paper containing pipe 12, and a convex ring 11 for limiting the annular bulge is arranged on the inner wall of the inner pipe 1; the filter paper containing pipe 12 is a hollow pipe.
When the stirring assembly works, a sample to be extracted is packaged in the filter paper containing pipe 12 through filter paper, the filter paper containing pipe 12 is plugged into the bottom when the sample is packaged through the filter paper, the filter paper is automatically formed, then the filter paper is taken out to package the sample, the filter paper is placed into the filter paper containing pipe 12 again after the upper part of the sample is sealed, the filter paper containing pipe 12 is clamped and fixed at the convex ring 11 of the inner pipe 1, the upper part of the inner pipe 1 is hermetically connected with the condenser pipe through the upper end ground mouth 10, the connecting pipe 7 at the lower part of the outer pipe 2 is hermetically connected with the flask 5 through the lower end ground mouth 6, a proper amount of extracting agent is placed into the flask 5, the extracting agent is heated, the extracting agent is evaporated, enters the inner pipe 1 from the branch pipe 3 and rises to the condenser pipe, the extracting agent is dripped back into the inner pipe 1 after being condensed, when the extracting agent liquid level sample in the inner pipe 1 is dripped back, the temperature control liquid with a certain pressure is injected into the outer pipe 2 through the liquid inlet 4, and the fluid force generated by the temperature control liquid exerts acting force on the second fan blade 132 of the stirring assembly, the extraction solution is rotated, the second fan blade 132 rotates to drive the first fan blade 131 to rotate, the first fan blade 131 rotates at the bottom of the inner tube 1 to stir the extracting agent in the inner tube 1, the extracting agent flows to be in contact with a sample, the extraction time is effectively shortened, when the liquid level of the extraction solution exceeds the height of the siphon 8, the extracting agent containing extraction components is siphoned back to the flask 5, and the steps are repeated to continuously extract the sample by pure solvent.
The invention also discloses a using method of the Soxhlet extractor, which comprises the following specific implementation steps:
s1: adding an extracting agent into the flask 5 and adding a sample into the inner tube 1;
s2: heating the flask 5 to volatilize the extractant in the flask, wherein the extractant in the embodiment is petroleum ether, can be quickly vaporized, has high recovery rate, and can enter a condensing tube connected with the upper part of the inner tube 1 through the branch tube 3 for condensation, the extractant is dripped back into the inner tube 1 to soak a sample, and the extractant soaked in the sample is accumulated in the inner tube 1;
s3: injecting temperature-control liquid into the outer tube 2 from the liquid inlet 4, wherein the temperature-control liquid drives the stirring assembly to stir the solution in the inner tube 1, the temperature-control liquid circularly flows to drive the first fan blade 131 and the second fan blade 132 of the stirring assembly to rotate, the second fan blade 132 stirs the extractant in the inner tube 1, the fluidity of the extractant in the inner tube 1 is accelerated, the extraction rate is increased, and the extractant in the inner tube 1, from which the sample is extracted, returns to the flask 5 through the siphon tube 8;
s4: repeating the steps S2-S3 until the extraction is sufficient.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (4)
1. Cable-type extractor, including outer tube and the inner tube that the suit formed, the outer tube bottom is equipped with the inlet and its top is equipped with liquid outlet, its characterized in that: the stirring component is arranged at the bottom of the inner tube and can stir the solution in the inner tube under the driving of the circulating flow of the temperature control liquid entering from the liquid inlet;
a gap is formed between the bottom of the inner pipe and the outer pipe, and the liquid inlet is opposite to the gap;
the stirring assembly comprises a first fan blade, a second fan blade, a central shaft and a shaft sleeve, wherein the first fan blade and the second fan blade are fixedly arranged at two ends of the central shaft, and the shaft sleeve is sleeved outside the central shaft through a bearing;
the central shaft and the shaft sleeve of the stirring assembly vertically penetrate through the inner pipe, the shaft sleeve is connected with the outer wall of the inner pipe in a sealing mode, the first fan blade is located in the inner pipe, and the second fan blade is located in the gap;
the device also comprises a flask, a branch pipe and a condenser pipe; the bottom of the outer tube is connected with a connecting tube, the lower part of the connecting tube is provided with a lower end ground port, and the flask is connected with the lower end ground port in a matching way; the bottom ends of the branch pipes are communicated with the connecting pipe, and the top ends of the branch pipes are communicated with the upper part of the inner pipe; the top end of the inner pipe extends out of the outer pipe, the top end of the inner pipe is provided with an upper end grinding opening, the outlet end of the condensation pipe is matched and connected with the upper end grinding opening, the bottom of the inner pipe is connected with a siphon pipe, and the siphon pipe penetrates through the outer pipe and is inserted into the connecting pipe after being folded upwards and backwards.
2. The soxhlet extractor of claim 1, wherein: the filter paper containing pipe is inserted in the inner pipe, an annular bulge is arranged at the upper part of the filter paper containing pipe, and a convex ring for limiting the annular bulge is arranged on the inner wall of the inner pipe.
3. The soxhlet extractor of claim 2, wherein: the filter paper containing pipe is a hollow pipe.
4. A method of using the soxhlet extractor as claimed in any one of claims 1 to 3, wherein: the method comprises the following steps:
s1: adding an extracting agent into the flask and adding a sample into the inner tube (1);
s2, heating the extracting agent in the flask;
s3, injecting temperature control liquid into the outer pipe from the liquid inlet;
s4, repeating the steps S2-S3 until the extraction is sufficient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910485869.2A CN110302555B (en) | 2019-06-05 | 2019-06-05 | Cable type extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910485869.2A CN110302555B (en) | 2019-06-05 | 2019-06-05 | Cable type extractor |
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| Publication Number | Publication Date |
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| CN110302555A CN110302555A (en) | 2019-10-08 |
| CN110302555B true CN110302555B (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910485869.2A Active CN110302555B (en) | 2019-06-05 | 2019-06-05 | Cable type extractor |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111389047B (en) * | 2020-04-23 | 2022-03-15 | 桂林师范高等专科学校 | Temperature-controlled Soxhlet extractor and substance extraction method |
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|---|---|---|---|---|
| CN201701877U (en) * | 2010-07-09 | 2011-01-12 | 南京工业大学 | Gas rising membrane filtration set device |
| CN101940849A (en) * | 2010-09-13 | 2011-01-12 | 河南中烟工业有限责任公司 | Temperature controlled Soxhlet extractor |
| CN205019768U (en) * | 2015-09-30 | 2016-02-10 | 丹阳海环医药科技发展有限公司 | Improved generation cable formula extractor |
| CN206366215U (en) * | 2016-12-02 | 2017-08-01 | 广东榄帝士酒业有限公司 | The isolated extractor of circulation rotating mixed type |
| CN207012602U (en) * | 2017-06-07 | 2018-02-16 | 张春福 | A kind of Soxhlet extraction device with metal sintering closing filter vat |
| CN108686392A (en) * | 2018-08-23 | 2018-10-23 | 王健 | A kind of brominated epoxy resin preparation Rotary Evaporators |
-
2019
- 2019-06-05 CN CN201910485869.2A patent/CN110302555B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201701877U (en) * | 2010-07-09 | 2011-01-12 | 南京工业大学 | Gas rising membrane filtration set device |
| CN101940849A (en) * | 2010-09-13 | 2011-01-12 | 河南中烟工业有限责任公司 | Temperature controlled Soxhlet extractor |
| CN205019768U (en) * | 2015-09-30 | 2016-02-10 | 丹阳海环医药科技发展有限公司 | Improved generation cable formula extractor |
| CN206366215U (en) * | 2016-12-02 | 2017-08-01 | 广东榄帝士酒业有限公司 | The isolated extractor of circulation rotating mixed type |
| CN207012602U (en) * | 2017-06-07 | 2018-02-16 | 张春福 | A kind of Soxhlet extraction device with metal sintering closing filter vat |
| CN108686392A (en) * | 2018-08-23 | 2018-10-23 | 王健 | A kind of brominated epoxy resin preparation Rotary Evaporators |
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| CN110302555A (en) | 2019-10-08 |
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