CN210302508U - Supercritical system for extraction based on carbon dioxide - Google Patents
Supercritical system for extraction based on carbon dioxide Download PDFInfo
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- CN210302508U CN210302508U CN201920495681.1U CN201920495681U CN210302508U CN 210302508 U CN210302508 U CN 210302508U CN 201920495681 U CN201920495681 U CN 201920495681U CN 210302508 U CN210302508 U CN 210302508U
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Abstract
The utility model relates to a supercritical system based on carbon dioxide carries out extraction, its characterized in that: comprises a supporting frame, a storage tank, a refrigerating mechanism, an injection mechanism, an extraction tank and a separation mechanism; the injection mechanism, the extraction tank and the separation mechanism are all arranged on the support frame; the system adopted in the utility model needs to adjust the flow, pressure and temperature and maintain various parts of the equipment in the extraction separation experiment process, and the system structure of the utility model is not provided with a protection plate, thus being beneficial to maintenance and overhaul; in addition, the supercritical carbon dioxide and the extraction alcohol are mixed more uniformly to achieve the ideal extraction effect.
Description
Technical Field
The utility model relates to a supercritical fluid extraction field especially relates to a supercritical fluid system based on carbon dioxide carries out extraction.
Background
Supercritical is a supercritical fluid, which is a state between gas and liquid that is neither gaseous nor liquid, and can only exist when its temperature and pressure exceed the critical point. Supercritical fluids are denser and more liquid-like, and have a viscosity closer to that of gases. Therefore, the supercritical fluid is an ideal extracting agent.
The existing situation shows that in the chemical extraction separation experiment, the supercritical equipment is the most common equipment, in the chemical extraction separation experiment process, the flow, pressure and temperature regulation and maintenance of various parts of the equipment are needed, the structure provided with the protection plate is not beneficial to maintenance and overhaul, and in addition, when the supercritical carbon dioxide and the extraction alcohol are mixed, the mixing is not uniform, and the extraction effect is not ideal.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a supercritical system that extracts based on carbon dioxide, can solve general supercritical system structure that is equipped with the guard plate and be unfavorable for maintaining and overhauing to and inhomogeneous when supercritical carbon dioxide and extraction alcohol mix, extract the unsatisfactory problem of effect.
In order to solve the technical problem, the utility model adopts the technical scheme that: the supercritical system for extracting based on carbon dioxide has the innovation points that: comprises a supporting frame, a storage tank, a refrigerating mechanism, an injection mechanism, an extraction tank and a separation mechanism; the injection mechanism, the extraction tank and the separation mechanism are all arranged on the support frame;
the support frame is a frame type structure built by angle steel, and the refrigeration mechanism is arranged on one side edge of the support frame; the storage tank is arranged in the refrigerating mechanism and comprises CO2A storage tank and an alcohol storage tank; the CO is2CO is respectively arranged in the storage tank and the alcohol storage tank2And alcohol;
the injection mechanism comprises CO2The device comprises a plunger pump, a purifier, a mixer, a circulating pump and a driving motor; the CO is2The plunger pump is driven by a drive motor and CO2The input end of the plunger pump is connected with CO2On the storage tank, CO2The output end of the plunger pump is connected to the purifier; the mixer is connected with the purifier in series through a pipeline, the mixer can be heated through a heating box, the alcohol storage tank pumps alcohol into the mixer through an alcohol plunger pump, and CO is realized by the mixer2Mixing with alcohol, and connecting the output end of the mixer to the input end of the extraction tank(ii) a The circulating pump is arranged and connected in parallel on the mixer;
the separation mechanism comprises a primary separation kettle and a secondary separation kettle; the one-level separation cauldron and the parallelly connected setting of second grade separation cauldron, the input of one-level separation cauldron is connected on the output of extraction jar, all be provided with the extraction discharge gate on the bottom of one-level separation cauldron and second grade separation cauldron, the top of one-level separation cauldron and second grade separation cauldron is equallyd divide and is do not be provided with CO2A return line connecting the storage tank and the alcohol storage tank.
Furthermore, the input ends of the first-stage separation kettle and the second-stage separation kettle are provided with pressure monitoring meters.
Further, the blender includes a mixing main body, mixing main body is the cylinder form, and this mixing main body upper end has a V font opening A, and the lower extreme has a V font opening B, and opening A and opening B's central line mutually perpendicular has four inlets that distribute side by side on opening A's central line, by preceding inlet A, inlet B, inlet C and inlet D after to in proper order, has four outlets that distribute side by side on opening B's central line, is liquid outlet A, liquid outlet B, liquid outlet C and liquid outlet D from left to right in proper order, inlet A is linked together with liquid outlet C, and inlet B is linked together with liquid outlet A, and inlet C is linked together with liquid outlet B, and liquid inlet D is linked together with liquid outlet D.
The utility model has the advantages that:
1) the system adopted in the utility model needs to adjust the flow, pressure and temperature and maintain various parts of the equipment in the extraction separation experiment process, and the system structure of the utility model is not provided with a protection plate, thus being beneficial to maintenance and overhaul; in addition, the supercritical carbon dioxide and the extraction alcohol are mixed more uniformly to achieve the ideal extraction effect.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a structural diagram of a supercritical system for extraction based on carbon dioxide.
Fig. 2 is a structure diagram of a mixer with a supercritical system structure for extraction based on carbon dioxide.
Detailed Description
The following examples are presented to enable those skilled in the art to more fully understand the present invention and are not intended to limit the scope of the present invention.
Fig. 1 and 2 show a supercritical system for carbon dioxide-based extraction, comprising a support frame 1, a storage tank 2, a refrigeration mechanism 3, an injection mechanism 4, an extraction tank 5 and a separation mechanism 6; the injection mechanism 4, the extraction tank 5 and the separation mechanism 6 are all arranged on the support frame 1.
The supporting frame 1 is a frame structure built by angle steel, and the refrigerating mechanism 3 is arranged on one side edge of the supporting frame 1; the storage tank 2 is provided in the refrigeration mechanism 3, and the storage tank 2 includes CO2A storage tank and an alcohol storage tank; the CO is2CO is respectively arranged in the storage tank and the alcohol storage tank2And alcohol.
The injection means 4 comprising CO2A plunger pump 41, a purifier 42, a mixer 43, a circulation pump 44, and a drive motor 45; the CO is2The plunger pump 41 is driven by a drive motor 45 and CO2The input of the plunger pump 41 is connected to the CO2On the storage tank, CO2The output end of the plunger pump 41 is connected to the purifier 42; the mixer 43 and the purifier 42 are connected in series through a pipeline, the mixer 43 can be heated through a heating box 46, the alcohol storage tank pumps alcohol into the mixer 43 through an alcohol plunger pump, and the mixer 43 realizes CO2Mixing with alcohol, wherein the output end of the mixer 43 is connected with the input end of the extraction tank 5; the circulation pump 44 is disposed in parallel to the mixer 43.
The separation mechanism 6 comprises a first-stage separation kettle 61 and a second-stage separation kettle 62; one-level separation cauldron 61 and the parallelly connected setting of second grade separation cauldron 62, the input of one-level separation cauldron 61 is connected on the output of extraction jar 5, all be provided with the extraction discharge gate on the bottom of one-level separation cauldron 61 and second grade separation cauldron 62, the top of one-level separation cauldron 61 and second grade separation cauldron 62 is equallyd divide and is do not be provided with and separate with the second grade separation cauldron 62 and do not be provided withCO2A return line connecting the storage tank and the alcohol storage tank.
The input ends of the first-stage separation kettle 61 and the second-stage separation kettle 62 are provided with pressure monitoring meters.
The mixer 43 includes a mixing body 431, the mixing body is cylindrical, the mixing body 431 has a V-shaped opening a432 at the upper end, a V-shaped opening B433 at the lower end, the central lines of the opening a432 and the opening B433 are perpendicular to each other, four parallel liquid inlets are arranged on the central line of the opening a432, a liquid inlet a4321, a liquid inlet B4322, a liquid inlet C4323 and a liquid inlet D4324 are sequentially arranged from front to back, four parallel liquid outlets are arranged on the central line of the opening B433, a liquid outlet a4331, a liquid outlet B4332, a liquid outlet C4333 and a liquid outlet D4334 are sequentially arranged from left to right, the liquid inlet a4321 is communicated with the liquid outlet C4333, the liquid inlet B4322 is communicated with the liquid outlet a4331, the liquid inlet C4323 is communicated with the liquid outlet B4332, and the liquid inlet D4324 is communicated with the liquid outlet D4334.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A supercritical system for carbon dioxide-based extraction, comprising: comprises a supporting frame, a storage tank, a refrigerating mechanism, an injection mechanism, an extraction tank and a separation mechanism; the injection mechanism, the extraction tank and the separation mechanism are all arranged on the support frame;
the support frame is a frame type structure built by angle steel, and the refrigeration mechanism is arranged on one side edge of the support frame; the storage tank is arranged in the refrigerating mechanism and comprises CO2A storage tank and an alcohol storage tank; the CO is2CO is respectively arranged in the storage tank and the alcohol storage tank2And alcohol;
the injection mechanism comprises CO2The device comprises a plunger pump, a purifier, a mixer, a circulating pump and a driving motor; the CO is2The plunger pump is driven by a drive motor and CO2The input end of the plunger pump is connected with CO2On the storage tank, CO2The output end of the plunger pump is connected to the purifier; the mixer is connected with the purifier in series through a pipeline, the mixer can be heated through a heating box, the alcohol storage tank pumps alcohol into the mixer through an alcohol plunger pump, and CO is realized by the mixer2Mixing with alcohol, wherein the output end of the mixer is connected with the input end of the extraction tank; the circulating pump is arranged and connected in parallel on the mixer;
the separation mechanism comprises a primary separation kettle and a secondary separation kettle; the one-level separation cauldron and the parallelly connected setting of second grade separation cauldron, the input of one-level separation cauldron is connected on the output of extraction jar, all be provided with the extraction discharge gate on the bottom of one-level separation cauldron and second grade separation cauldron, the top of one-level separation cauldron and second grade separation cauldron is equallyd divide and is do not be provided with CO2A return line connecting the storage tank and the alcohol storage tank.
2. A supercritical system based on carbon dioxide extraction as claimed in claim 1 wherein: the input ends of the first-stage separation kettle and the second-stage separation kettle are provided with pressure monitoring meters.
3. A supercritical system based on carbon dioxide extraction as claimed in claim 1 wherein: the blender includes a mixing main body, mixing main body is the cylinder form, and this mixing main body upper end has a V font opening A, and the lower extreme has a V font opening B, and opening A and opening B's central line mutually perpendicular has four inlets that distribute side by side on opening A's central line, by preceding to be inlet A, inlet B, inlet C and inlet D after to in proper order, has four outlets that distribute side by side on opening B's central line, be outlet A, outlet B, outlet C and outlet D from left to right in proper order, inlet A is linked together with outlet C, and inlet B is linked together with outlet A, and inlet C is linked together with outlet B, and inlet D is linked together with outlet D.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920495681.1U CN210302508U (en) | 2019-04-12 | 2019-04-12 | Supercritical system for extraction based on carbon dioxide |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920495681.1U CN210302508U (en) | 2019-04-12 | 2019-04-12 | Supercritical system for extraction based on carbon dioxide |
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| CN210302508U true CN210302508U (en) | 2020-04-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025981A (en) * | 2019-04-12 | 2019-07-19 | 海安华达石油仪器有限公司 | A kind of supercritical system extracted based on carbon dioxide |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025981A (en) * | 2019-04-12 | 2019-07-19 | 海安华达石油仪器有限公司 | A kind of supercritical system extracted based on carbon dioxide |
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Effective date of registration: 20211020 Address after: 226600 No. 66, Angang Road, Hai'an high tech Zone, Nantong City, Jiangsu Province Patentee after: Nantong Huada Pharmaceutical Equipment Technology Co.,Ltd. Address before: 226600 group 11, Santang village, hi tech Zone, Hai'an County, Nantong City, Jiangsu Province Patentee before: HAIAN HUADA PETROLEUM DEVICES Co.,Ltd. |