CN113462478B - Method for separating pericarpium Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract - Google Patents
Method for separating pericarpium Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract Download PDFInfo
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- CN113462478B CN113462478B CN202110654716.3A CN202110654716A CN113462478B CN 113462478 B CN113462478 B CN 113462478B CN 202110654716 A CN202110654716 A CN 202110654716A CN 113462478 B CN113462478 B CN 113462478B
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- fructus zanthoxyli
- distillation
- extract
- pricklyash peel
- volatile oil
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- 239000000341 volatile oil Substances 0.000 title claims abstract description 61
- 239000000284 extract Substances 0.000 title claims abstract description 42
- 206010002091 Anaesthesia Diseases 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title abstract description 18
- 238000000199 molecular distillation Methods 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 238000004821 distillation Methods 0.000 claims description 39
- 238000007790 scraping Methods 0.000 claims description 23
- 238000000926 separation method Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 235000007650 Aralia spinosa Nutrition 0.000 abstract description 53
- 241000949456 Zanthoxylum Species 0.000 abstract description 53
- 238000002347 injection Methods 0.000 abstract description 14
- 239000007924 injection Substances 0.000 abstract description 14
- 239000007788 liquid Substances 0.000 abstract description 12
- 239000000498 cooling water Substances 0.000 abstract description 9
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000005086 pumping Methods 0.000 abstract description 5
- 241000218236 Cannabis Species 0.000 abstract 1
- 244000089698 Zanthoxylum simulans Species 0.000 description 10
- 239000000126 substance Substances 0.000 description 8
- 238000000605 extraction Methods 0.000 description 6
- 235000013305 food Nutrition 0.000 description 5
- 235000013599 spices Nutrition 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- WNWHHMBRJJOGFJ-UHFFFAOYSA-N 16-methylheptadecan-1-ol Chemical compound CC(C)CCCCCCCCCCCCCCCO WNWHHMBRJJOGFJ-UHFFFAOYSA-N 0.000 description 2
- WRYLYDPHFGVWKC-UHFFFAOYSA-N 4-terpineol Chemical compound CC(C)C1(O)CCC(C)=CC1 WRYLYDPHFGVWKC-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- UAHWPYUMFXYFJY-UHFFFAOYSA-N beta-myrcene Chemical compound CC(C)=CCCC(=C)C=C UAHWPYUMFXYFJY-UHFFFAOYSA-N 0.000 description 2
- 239000000796 flavoring agent Substances 0.000 description 2
- 235000019634 flavors Nutrition 0.000 description 2
- 239000002778 food additive Substances 0.000 description 2
- 235000013373 food additive Nutrition 0.000 description 2
- XMGQYMWWDOXHJM-UHFFFAOYSA-N limonene Chemical compound CC(=C)C1CCC(C)=CC1 XMGQYMWWDOXHJM-UHFFFAOYSA-N 0.000 description 2
- CDOSHBSSFJOMGT-UHFFFAOYSA-N linalool Chemical compound CC(C)=CCCC(C)(O)C=C CDOSHBSSFJOMGT-UHFFFAOYSA-N 0.000 description 2
- 239000008601 oleoresin Substances 0.000 description 2
- NDVASEGYNIMXJL-UHFFFAOYSA-N sabinene Chemical compound C=C1CCC2(C(C)C)C1C2 NDVASEGYNIMXJL-UHFFFAOYSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- NDVASEGYNIMXJL-NXEZZACHSA-N (+)-sabinene Natural products C=C1CC[C@@]2(C(C)C)[C@@H]1C2 NDVASEGYNIMXJL-NXEZZACHSA-N 0.000 description 1
- 239000001490 (3R)-3,7-dimethylocta-1,6-dien-3-ol Substances 0.000 description 1
- CDOSHBSSFJOMGT-JTQLQIEISA-N (R)-linalool Natural products CC(C)=CCC[C@@](C)(O)C=C CDOSHBSSFJOMGT-JTQLQIEISA-N 0.000 description 1
- WRYLYDPHFGVWKC-SNVBAGLBSA-N 4-Terpineol Natural products CC(C)[C@]1(O)CCC(C)=CC1 WRYLYDPHFGVWKC-SNVBAGLBSA-N 0.000 description 1
- KQAZVFVOEIRWHN-UHFFFAOYSA-N alpha-thujene Natural products CC1=CCC2(C(C)C)C1C2 KQAZVFVOEIRWHN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229960005233 cineole Drugs 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 229940087305 limonene Drugs 0.000 description 1
- 235000001510 limonene Nutrition 0.000 description 1
- 229930007744 linalool Natural products 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 229930006696 sabinene Natural products 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/027—Recovery of volatiles by distillation or stripping
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Medicines Containing Plant Substances (AREA)
- Seasonings (AREA)
Abstract
The invention discloses a method for separating pricklyash peel volatile oil and high-anesthesia pricklyash peel essential oil by using pricklyash peel extract, wherein the pricklyash peel extract is distilled by using molecular distillation equipment, so as to obtain the pricklyash peel volatile oil from a light phase and the high-anesthesia pricklyash peel essential oil from a heavy phase; a method for distilling fructus Zanthoxyli extract by molecular distillation equipment comprises (1) turning on power supply of molecular distillation equipment, turning on cooling water circulation pump, preheating fructus Zanthoxyli extract, turning on heater, and turning on heating medium circulation pump; (2) opening the wiper rotor; (3) Pumping preheated pricklyash peel extract into a stirred feed tank; (4) Opening a vacuum pump to vacuumize after the liquid level reaches the required liquid level, and then adjusting the sample injection speed to be the normal sample injection speed; (5) When the sample injection is finished, closing the vacuum pump, slowly opening the balance valve, and when the pressure is balanced with the atmospheric pressure, closing the heater and closing the heating medium circulating pump; (6) discharging the light and heavy phases from the light and heavy phase tanks; the separated fructus Zanthoxyli volatile oil does not contain fructus Zanthoxyli and fructus Cannabis smell.
Description
Technical Field
The invention relates to a method for separating pricklyash peel volatile oil and high-tingling pricklyash peel essential oil by using pricklyash peel extract, belonging to a processing method of essence and spice in the field of food additives.
Background
The pericarpium Zanthoxyli volatile oil is volatile oil with special fragrance extracted from pericarpium Zanthoxyli, and contains limonene, linalool, beta-myrcene, sabinene, 1, 8-eucalyptol, isostearyl alcohol, 4-terpineol, etc. Is mainly used in daily chemical and food spice industries.
The high-tingling-degree Chinese prickly ash essential oil refers to the substances remained after the Chinese prickly ash volatile oil is separated from the Chinese prickly ash extract, and the tingling taste of the Chinese prickly ash is increased due to the separation of the Chinese prickly ash volatile oil.
The pricklyash peel extract is a natural essence for food, and in the food safety national standard food additive use standard, pricklyash oleoresin is listed in a list of allowed natural flavors for food (number is N342), and the pricklyash oleoresin is widely used in food.
The existing extraction method of the Chinese prickly ash volatile oil mainly comprises a water distillation method and a supercritical CO2 extraction method, wherein the water distillation method is used for extracting the Chinese prickly ash volatile oil, the Chinese prickly ash spicy substances are not fully utilized, and the supercritical CO2 extraction method is used for extracting the Chinese prickly ash volatile oil, and the product contains the Chinese prickly ash spicy substances.
Disclosure of Invention
Therefore, the invention aims to provide a method for separating the pricklyash peel volatile oil and the high-anesthesia pricklyash peel essential oil by using the pricklyash peel extract, wherein the separated pricklyash peel volatile oil does not contain pricklyash peel odor substances, and the separated high-anesthesia pricklyash peel essential oil can fully utilize the pricklyash peel odor.
The invention aims at realizing the following technical scheme:
A method for separating fructus Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract comprises distilling fructus Zanthoxyli extract by molecular distillation equipment to obtain fructus Zanthoxyli volatile oil from light phase and high-anesthesia fructus Zanthoxyli essential oil from heavy phase; a method for distilling fructus Zanthoxyli extract by molecular distillation equipment comprises the following steps:
(1) Starting a molecular distillation device power supply, starting a cooling water circulating pump, setting the distillation temperature to 160-200 ℃, preheating the pricklyash peel extract, starting a heater, and starting a heating medium circulating pump;
(2) Opening a rotor of the film scraping device, and adjusting the rotating speed to be 15-20 r/min;
(3) Pumping preheated pricklyash peel extract into a stirred feed tank;
(4) Opening a vacuum pump to vacuumize after the liquid level reaches the required liquid level so that the vacuum degree in the distillation tank is minus 0.04 to minus 0.09MPa, and then adjusting the sample injection speed to be the normal sample injection speed;
(5) When the sample injection is finished, closing the vacuum pump, slowly opening the balance valve, and when the pressure is balanced with the atmospheric pressure, closing the heater and closing the heating medium circulating pump;
(6) Discharging light phase and heavy phase from the light phase and heavy phase tank, wherein the light phase is fructus Zanthoxyli volatile oil, and the heavy phase is high-anesthesia fructus Zanthoxyli essential oil;
(7) And (5) closing the cooling water circulating pump and closing the power supply.
Furthermore, the pricklyash peel extract is a spice obtained by extracting pricklyash peel serving as a raw material by a supercritical CO 2 fluid extraction technology.
Further, molecular distillation equipment includes the still pot, be equipped with the film scraping device rotor in the still pot, film scraping device rotor lower extreme passes through the connecting rod and connects on the carousel, the carousel passes through the bearing and connects on the still pot bottom, film scraping device rotor upper end is connected in the pivot, the pivot upper end passes through the bearing and connects on the still pot top, the pivot runs through the still pot top and links to each other with the motor output shaft, the fixed cover is equipped with the overflow launder in the pivot of film scraping device rotor top, the still pot top is equipped with the inlet pipe that can feed to the overflow launder, the overflow launder is equipped with the feed launder outward, the prickly ash extract that the overflow launder overflowed is received to the feed launder is located film scraping device rotor the place ahead in the pivot turn to, feed launder outer border bottom is equipped with the bar discharge gate with the still pot inner wall next-door, the carousel is annular, a condenser pipe passes from the carousel, condenser pipe bottom fixed connection is on the still pot bottom, is the clearance cover and is equipped with top open-ended separating section of thick bamboo in the carousel, the separating section of thick bamboo bottom is sealed on the still pot bottom, and the bottom is equipped with the heavy medium in the overhead phase of the distillation pot, the bottom is equipped with the sandwich phase, the inside and outside the distillation pot, the inside and outside the distillation pot is heated.
Further, the membrane scraper rotor comprises a plurality of scrapers which are vertically arranged and cling to the inner wall of the distillation tank, the adjacent scrapers are longitudinally connected and staggered in the horizontal direction, the upper scraper is positioned in front of the lower scraper in the rotating direction of the rotating shaft, the upper and lower adjacent scrapers are connected through a connecting plate, and the gap between the upper scraper and the distillation tank wall is larger than that between the lower scraper and the distillation tank wall.
The beneficial effects of the invention are as follows:
According to the method for separating the pricklyash peel volatile oil and the high-anesthesia-degree pricklyash peel essential oil by using the pricklyash peel extract, the separated pricklyash peel volatile oil does not contain pricklyash peel spicy substances, the separated high-anesthesia-degree pricklyash peel essential oil can fully utilize the spicy flavor of the pricklyash peel, and the molecular distillation equipment can fully separate the pricklyash peel volatile oil from the high-anesthesia-degree pricklyash peel essential oil, so that the pricklyash peel volatile oil can be ensured to contain no spicy substances.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings, in which:
FIG. 1 is a perspective view of the interior of a molecular distillation apparatus according to the present invention.
Fig. 2 is a front view of fig. 1.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.
Example 1
A method for separating fructus Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract comprises distilling fructus Zanthoxyli extract by molecular distillation equipment to obtain fructus Zanthoxyli volatile oil from light phase and high-anesthesia fructus Zanthoxyli essential oil from heavy phase; a method for distilling fructus Zanthoxyli extract by molecular distillation equipment comprises the following steps:
(1) Starting a molecular distillation device power supply, starting a cooling water circulating pump, setting the distillation temperature to 160 ℃, preheating the pricklyash peel extract, starting a heater, and starting a heating medium circulating pump;
(2) Opening a rotor of the film scraping device, and adjusting the rotating speed to be 20 r/min;
(3) Pumping preheated pricklyash peel extract into a stirred feed tank;
(4) After the liquid level reaches the required liquid level (not less than 1/2 of the volume of the feed tank), a vacuum pump is opened to vacuum so that the vacuum degree in the distillation tank is-0.04 MPa (the vacuum pump is opened, the pressure is not reduced any more, a vacuum pump fine-tuning valve is adjusted (not lower than-0.06 MPa)), the pressure is adjusted in place, the sample injector valve is rotated anticlockwise, the sample injection speed is adjusted to be normal, and the feed liquid can be added through the sample injector at any time in the running process of the equipment;
(5) When the sample injection is finished, closing the vacuum pump, adjusting the fine tuning valve, slowly opening the balance valve, when the pressure is balanced with the atmospheric pressure, closing the heater, closing the heating medium circulating pump, taking down the sample injector, and pouring out the residual sample liquid;
(6) Discharging light phase and heavy phase from the light phase and heavy phase tank, wherein the light phase is fructus Zanthoxyli volatile oil, and the heavy phase is high-anesthesia fructus Zanthoxyli essential oil;
(7) And (5) closing the cooling water circulating pump and closing the power supply.
Example two
A method for separating fructus Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract comprises distilling fructus Zanthoxyli extract by molecular distillation equipment to obtain fructus Zanthoxyli volatile oil from light phase and high-anesthesia fructus Zanthoxyli essential oil from heavy phase; a method for distilling fructus Zanthoxyli extract by molecular distillation equipment comprises the following steps:
(1) Starting a molecular distillation equipment power supply, starting a cooling water circulating pump, setting the distillation temperature to be 200 ℃, preheating the pricklyash peel extract, starting a heater, and starting a heating medium circulating pump;
(2) Opening a rotor of the film scraping device, and adjusting the rotating speed to 15 r/min;
(3) Pumping preheated pricklyash peel extract into a stirred feed tank;
(4) Opening a vacuum pump to vacuumize after the liquid level reaches the required liquid level so that the vacuum degree in the distillation tank is-0.09 MPa, and then adjusting the sample injection speed to be the normal sample injection speed;
(5) When the sample injection is finished, closing the vacuum pump, slowly opening the balance valve, and when the pressure is balanced with the atmospheric pressure, closing the heater and closing the heating medium circulating pump;
(6) Discharging light phase and heavy phase from the light phase and heavy phase tank, wherein the light phase is fructus Zanthoxyli volatile oil, and the heavy phase is high-anesthesia fructus Zanthoxyli essential oil;
(7) And (5) closing the cooling water circulating pump and closing the power supply.
Furthermore, the pricklyash peel extract is a spice obtained by extracting pricklyash peel serving as a raw material by a supercritical CO 2 fluid extraction technology.
Example III
A method for separating fructus Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract comprises distilling fructus Zanthoxyli extract by molecular distillation equipment to obtain fructus Zanthoxyli volatile oil from light phase and high-anesthesia fructus Zanthoxyli essential oil from heavy phase; a method for distilling fructus Zanthoxyli extract by molecular distillation equipment comprises the following steps:
(1) Starting a molecular distillation device power supply, starting a cooling water circulating pump, setting the distillation temperature to be 180 ℃, preheating the pricklyash peel extract, starting a heater, and starting a heating medium circulating pump;
(2) Opening a rotor of the film scraping device, and adjusting the rotating speed to be 18 r/min;
(3) Pumping preheated pricklyash peel extract into a stirred feed tank;
(4) Opening a vacuum pump to vacuumize after the liquid level reaches the required liquid level so that the vacuum degree in the distillation tank is-0.07 MPa, and then adjusting the sample injection speed to be the normal sample injection speed;
(5) When the sample injection is finished, closing the vacuum pump, slowly opening the balance valve, and when the pressure is balanced with the atmospheric pressure, closing the heater and closing the heating medium circulating pump;
(6) Discharging light phase and heavy phase from the light phase and heavy phase tank, wherein the light phase is fructus Zanthoxyli volatile oil, and the heavy phase is high-anesthesia fructus Zanthoxyli essential oil;
(7) And (5) closing the cooling water circulating pump and closing the power supply.
Furthermore, the pricklyash peel extract is a spice obtained by extracting pricklyash peel serving as a raw material by a supercritical CO 2 fluid extraction technology.
As shown in fig. 1-2, the molecular distillation apparatus of the present invention comprises a distillation tank, a film scraping rotor 1 is provided in the distillation tank, the lower end of the film scraping rotor 1 is connected to a rotary table 2 through a connecting rod, the rotary table 2 is connected to the bottom of the distillation tank through a bearing, the upper end of the rotary table 5 is connected to the top of the distillation tank through a bearing, the rotary table 5 penetrates through the top of the distillation tank and is connected with an output shaft of a motor, an overflow tank 6 is fixedly sleeved on the rotary table 5 above the film scraping rotor 1, the top of the distillation tank is provided with a feed pipe capable of feeding the overflow tank 6, a sample injector is provided above the feed pipe, a feed tank 7 is provided outside the overflow tank 6, the feed tank 7 receives a pricklyash peel extract overflowed by the overflow tank 6, a strip-shaped discharge port is provided at the outer edge bottom of the rotary table 5 and is located in front of the film scraping rotor 1, the film scraping rotor can timely scrape the pricklyash peel extract, the rotary table 2 is annular, a condenser tube 3 penetrates through the inside the rotary table 2, the bottom of the condenser tube 3 is fixedly connected to the bottom of the distillation tank, the condenser tube 2 is provided with a gap 4, the top of the condenser tube is provided with a gap 4, and the top of the condenser tube is provided with a light-end opening, the top is provided with a sealing drum 4, and the bottom 4 is provided with a top layer 4, and a bottom 4 is provided with a top layer, and a top layer 4 is separated by the top and a medium is arranged inside the top.
The film scraping device rotor 1 comprises a plurality of scrapers which are vertically arranged and cling to the inner wall of the distillation tank, the adjacent scrapers are longitudinally connected and staggered in the horizontal direction, in the rotation direction of the rotating shaft 5, the upper and lower adjacent scrapers are connected through a connecting plate, the gap between the upper scraper and the tank wall of the distillation tank is larger than the gap between the lower scraper and the tank wall of the distillation tank, the stepped film scraping device rotor can scrape down-flowing prickly ash extract uniformly in sequence, the down-flowing prickly ash extract is sparse downwards and flows slowly, and the shape of the stepped film scraping device rotor is just matched with the shape of the stepped film scraping device rotor, so that prickly ash volatile oil and high-tingling-degree prickly ash essential oil can be fully separated, and the prickly ash volatile oil can be ensured not to contain prickly ash tingling substances.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (1)
1. A molecular distillation device for separating pericarpium Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract is characterized in that: distilling fructus Zanthoxyli extract by molecular distillation equipment to obtain fructus Zanthoxyli volatile oil from light phase and high-anesthesia fructus Zanthoxyli essential oil from heavy phase;
The molecular distillation equipment comprises a distillation pot, a film scraping rotor (1) is arranged in the distillation pot, the lower end of the film scraping rotor (1) is connected to a rotary table (2) through a connecting rod, the rotary table (2) is connected to the bottom of the distillation pot through a bearing, the upper end of the film scraping rotor (1) is connected to a rotary shaft (5), the upper end of the rotary shaft (5) is connected to the top of the distillation pot through a bearing, the rotary shaft (5) penetrates through the top of the distillation pot and is connected with an output shaft of a motor, an overflow groove (6) is fixedly sleeved on the rotary shaft above the film scraping rotor (1), a feed pipe for feeding the overflow groove (6) is arranged at the top of the distillation pot, a feed groove (7) is arranged outside the overflow groove (6), the rotary shaft (5) is positioned in front of the film scraping rotor (1), a discharge port is arranged at the outer edge of the bottom of the rotary shaft (5) and is in close to the inner wall of the distillation pot, a ring-shaped condenser tube (2) penetrates through the top of the distillation pot (4) from the rotary table (3) to the bottom of the distillation pot (4), a separation tube (4) is fixedly arranged at the bottom of the separation tube (4) and is arranged at the bottom of the separation tube (4) in the separation tube (4), the bottom of the distillation tank inside and outside the separation cylinder (4) is respectively provided with a light phase outlet and a heavy phase outlet, the side wall of the distillation tank is of a sandwich structure, a heating medium is arranged in the sandwich structure, and condensed water is arranged in the condensation pipe (3);
The membrane scraper rotor (1) comprises a plurality of vertically arranged scrapers, adjacent scrapers are connected longitudinally and staggered in the horizontal direction, the upper scraper is positioned in front of the lower scraper in the rotating direction of the rotating shaft, the upper and lower adjacent scrapers are connected through a connecting plate, and the gap between the upper scraper and the tank wall of the distillation tank is larger than that between the lower scraper and the tank wall of the distillation tank.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110654716.3A CN113462478B (en) | 2021-06-11 | 2021-06-11 | Method for separating pericarpium Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract |
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|---|---|---|---|
| CN202110654716.3A CN113462478B (en) | 2021-06-11 | 2021-06-11 | Method for separating pericarpium Zanthoxyli volatile oil and high-anesthesia fructus Zanthoxyli essential oil by using fructus Zanthoxyli extract |
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| CN113462478B true CN113462478B (en) | 2024-05-28 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19539886C1 (en) * | 1995-09-02 | 1996-11-21 | Vaclac Feres | Continuous thin-film centrifugal evaporator for rapid conc. of liq. |
| CN104026538A (en) * | 2014-05-19 | 2014-09-10 | 郑州雪麦龙食品香料有限公司 | Preparing method for high-purity sanshoamides |
| CN208839057U (en) * | 2018-09-14 | 2019-05-10 | 江苏拓驰工程技术开发有限公司 | A kind of luwa evaporator of multistage scraper plate rotor with angle |
| CN214808514U (en) * | 2021-06-11 | 2021-11-23 | 贵州玄德生物科技股份有限公司 | Wiped film type molecular distillation device |
-
2021
- 2021-06-11 CN CN202110654716.3A patent/CN113462478B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19539886C1 (en) * | 1995-09-02 | 1996-11-21 | Vaclac Feres | Continuous thin-film centrifugal evaporator for rapid conc. of liq. |
| CN104026538A (en) * | 2014-05-19 | 2014-09-10 | 郑州雪麦龙食品香料有限公司 | Preparing method for high-purity sanshoamides |
| CN208839057U (en) * | 2018-09-14 | 2019-05-10 | 江苏拓驰工程技术开发有限公司 | A kind of luwa evaporator of multistage scraper plate rotor with angle |
| CN214808514U (en) * | 2021-06-11 | 2021-11-23 | 贵州玄德生物科技股份有限公司 | Wiped film type molecular distillation device |
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| CN113462478A (en) | 2021-10-01 |
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