CN1256163C - Traditional Chinese medicine thermal reflux extraction, concentration machine set - Google Patents
Traditional Chinese medicine thermal reflux extraction, concentration machine set Download PDFInfo
- Publication number
- CN1256163C CN1256163C CN 200410058127 CN200410058127A CN1256163C CN 1256163 C CN1256163 C CN 1256163C CN 200410058127 CN200410058127 CN 200410058127 CN 200410058127 A CN200410058127 A CN 200410058127A CN 1256163 C CN1256163 C CN 1256163C
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- vacuum
- extractor
- hot reflux
- tank
- machine set
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- 238000010992 reflux Methods 0.000 title claims abstract description 36
- 239000003814 drug Substances 0.000 title claims abstract description 21
- 238000000605 extraction Methods 0.000 title abstract description 13
- 239000012141 concentrate Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000002904 solvent Substances 0.000 abstract description 14
- 239000012567 medical material Substances 0.000 abstract 6
- 238000010828 elution Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 239000002195 soluble material Substances 0.000 abstract 1
- 239000000284 extract Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000004480 active ingredient Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000411851 herbal medicine Species 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000021050 feed intake Nutrition 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008542 thermal sensitivity Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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- Extraction Or Liquid Replacement (AREA)
- Medicines Containing Plant Substances (AREA)
Abstract
The present invention discloses a traditional Chinese medicine hot reflux extraction and concentration machine set, which belongs to the field of pharmaceutical machinery. The machine set is characterized in that the end part of a hot reflux condenser 1 is provided with a vacuum tank 14 which is connected with a vacuum pump. The vacuum tank 14 is communicated with a vacuum switcher 4. Height difference which can overcome the vacuum difference attraction between the vacuum tank 14 and an extraction tank exists between the vacuum tank 14 and the extraction tank. When the vacuum pump is in work, all pipelines on the machine set are in communicated states. When the vacuum pump is started by the machine set of the present invention, the whole machine set runs in a vacuum state; after cooled, generated indirect steam returns to the extraction tank through the hot reflux condenser as the replenishment of solvent. The temperature of the extracting tank is controlled at a low temperature states so that the solvent can repeatedly move on the surfaces of medical materials and penetrate into the interiors of the medical materials so as to increase the rub elution force and the solubility of the solvent to the medical materials, increase the concentration difference between the soluble materials and the solvent, enhance the expansion capability of the medical material, improve the paste yield rate of the Chinese medical materials and prevent the effective components of the medical materials from losing due to evaporation.
Description
[technical field]
What the present invention relates to is a kind of pharmaceutical machine, particularly be that unit is extracted, concentrates in the Chinese medicine hot reflux.
[background technology]
At present, domestic medicine machine factory generally all has the traditional Chinese medicine extraction of manufacturing to concentrate unit, the structure of these units and characteristics can only be suitable for the water alcohol extraction process in practice, so-called water alcohol extracting is just for form, no matter extracting on the concentration time, on the proportion for extraction process by water, the advance of this unit is all not outstanding, simultaneously this unit to the extraction of Chinese medicine, concentrate and all at high temperature carry out, the effective ingredient loss that high temperature extracts after concentrating is very serious, directly influences the result of treatment of Chinese patent drug; Because concentrate the time of its operation in the cycle in whole hot reflux extraction long, extract all high temperature about 100 ℃ of concentrated temperature; As everyone knows, most Chinese herbal medicine all has thermal sensitivity, should not at high temperature extract concentrated.In order to address this problem, some units concentrate on the basis of unit in original energy-efficient extraction, connect a condenser again in the evaporimeter back, and on condenser, connect vavuum pump, the part that described evaporimeter is connected with miscellaneous part connects by check valve, when extracting vacuum, to close check valve and carry out, make evaporimeter, heater and the condenser that is communicated with it is in vacuum state.Its advantage of the unit of this structure is to make to concentrate and is in vacuum state, reduced thickening temperature, but only only belong to last concentration flow path, its concentration time is short, comparatively loaded down with trivial details in the operation, the vavuum pump of this unit on this condenser can not make whole units be in vacuum state, thereby whole unit has only the parts of concentrating part to work under vacuum state, so still be in the condition of high temperature when extracting, fail thoroughly to solve machine set hot reflux low temperature and extract the technological requirement that low temperature concentrates.Also the someone attempts check valve that evaporimeter is connected with miscellaneous part and changes, when making the vavuum pump work that is connected on the condenser of evaporimeter back, also make whole unit be in vacuum state, make when extracting and also under vacuum state, carry out, to solve the problem that high temperature extracts the herbal medicine efficacy loss, but, owing to have head of liquid between the condenser of unit top and the extractor, by the vavuum pump on the condenser of evaporimeter back is can not whole unit is evacuated, condensate liquid in the unit overhead condenser is refluxed, and, can not handle all indirect steam condensations through here because its condensation area of condenser of evaporimeter back is less; Therefore, the device of extracting vacuum has just become low temperature to extract problem anxious to be solved with the point of penetration that vacuum extraction refluxes wherein.
[summary of the invention]
In view of the problem that known technology exists, the technical problem to be solved in the present invention is to provide a kind of can extract the Chinese medicine hot reflux extracting-concentration machine group that low temperature concentrates at low temperature under the vacuum.In order to solve this technical problem, the present invention takes following scheme to finish: a kind of Chinese medicine hot reflux is extracted, concentrate unit, mainly by extractor, hot reflux condenser, the vacuum switch, oil water separator, evaporimeter and heater are formed, described extractor respectively with oil water separator, hot reflux condenser is communicated with, described oil water separator is communicated with hot reflux condenser by the vacuum switch, described evaporimeter is communicated with hot reflux condenser by conduit, and evaporimeter is communicated with heater, the end that it is characterized in that described hot reflux condenser is provided with vacuum tank, and on vacuum tank, be connected with vavuum pump, described vacuum tank is communicated with described vacuum switch, there is the difference in height that can overcome vacuum difference suction between vacuum tank and the extractor between described vacuum tank and the extractor, the difference in height of described vacuum tank and extractor is for being at least 2.5 meters, and all pipelines during vavuum pump work on this unit all are in connected state.
The present invention is provided with vacuum tank and after connecting vavuum pump on the vacuum tank in the end of hot reflux condenser, make and have the difference in height that can overcome vacuum difference suction between vacuum tank and the extractor between vacuum tank and the extractor, all pipelines carry out totally-enclosed connection on the unit, just can make whole unit be in totally-enclosed continuous full circulation operation under the vacuum state, only need once feed intake and add solvent, process test during this unit operation, different bulk drug injected volumes can increase more than 30～50%, the solvent injected volume can reduce 30～50%, medicine is received the cream rate and is improved more than 10%, and shorten the production time more than 1/3rd, solvent in the dregs of a decoction and the medicinal extract can be recycled to zero, temperature in extractor and the evaporimeter can be controlled in 60～70 ℃ under the situation that water is carried, under the situation of alcohol extracting, can be controlled in 55～60 ℃, because its complete machine moves under vacuum state, just can under low-temperature condition, extract, solvent is moved repeatedly in medicinal material surface and infiltration medicinal material inside, improve wash-out power and the solubility of solvent to medicinal material, increase soluble substance and solvent strength difference and extended capability in the medicinal material, improved the rate of extract of Chinese medicine, the active ingredient of guaranteeing medicine is not evaporated loss, for water is carried, the large-scale production of alcohol extracting Chinese medicine provides reliable device.
In order to save the energy, extractor is connected by heat pipe and conduit, make indirect steam partly turn back to the interior thermal source of extractor as extractor, to keep temperature, save the energy and reach 30～45%.
In order to estimate the flow velocity of whole unit internal solvent, on described vacuum switch and extractor and extractor and pipeline that heater is connected, be provided with and look handleless cup.
[description of drawings]
With the specific embodiment the present invention is further described in conjunction with the accompanying drawings more below.
Fig. 1 is a prior art constructions schematic diagram of the present invention;
Fig. 2 is a structural representation of the present invention.
Number in the figure 12 is a piping filter.
[specific embodiment]
Chinese medicine hot reflux extracting-concentration machine group shown in Figure 2 is by extractor 1, hot reflux condenser 5, vacuum switch 4, oil water separator 2, evaporimeter 10 and heater 11 are formed, described extractor 1 respectively with oil water separator 2, hot reflux condenser 5 is communicated with, evaporimeter 10 is communicated with hot reflux condenser 5 by conduit 8, and evaporimeter 10 is communicated with heater 11, described extractor 1 is connected by heat pipe 7 and conduit 8, the indirect steam that heater 10 and evaporimeter 11 are produced in the whole thermal process reactor is partly turned back in the extractor 1, as the thermal source in the extractor 1, to keep temperature in the extractor 1, saved the energy; The short portion of hot reflux condenser 5 is provided with vacuum tank 14, on vacuum tank 14, connect the vavuum pump (not shown), because vaporized gas has been condensed into liquid herein, because vacuum tank 14 has been in vacuum state, so just condensate liquid can not taken away during vavuum pump work, so this unit is when operation, after the indirect steam that extractor 1, evaporimeter 10, heater 11 produces enters hot reflux condenser 5, switch by vacuum switch 4 and can turn back to extractor 1 replenishing as solvent through being cooled to hot condensate liquid; Extractor 1 is extracted under vacuum condition can reflux automatically, certain pressure differential must be arranged as motive force, therefore the vacuum tank 14 and the difference in height of extractor 1 are arranged to more than or equal to 2.5 meters, overcome hot reflux and can't reflux because pressure differential is too little, that is to say, condensate liquid in the hot reflux condenser 5 will be back in the extractor 1 of vacuum state, must possess certain head of liquid, just can overcome the suction of vacuum difference between vacuum tank 14 and the extractor 1; And in order to make whole unit all be in vacuum state, all pipelines all are in connected state on this unit when vavuum pump is worked; In order to control the temperature in extractor 1 and the evaporimeter 10, on the conduit 8 of evaporimeter 10 and on heat pipe 7, be provided with butterfly valve 9, the present invention be in order to estimate the flow velocity of whole unit internal solvent, is provided with on described vacuum switch 4 and extractor 1 and extractor 1 and pipeline that heater 11 is connected and looks handleless cup 3,13.The present invention opens vavuum pump when extracting concentrated beginning, make all parts of whole unit be in operation under the vacuum state, medicinal material in extractor 1 and heater 11 and the evaporimeter 10 and concentrate just decoct at low temperatures and evaporate, the indirect steam that extractor 1 and heater 11 and evaporimeter 10 produce in whole thermal process reactor enters hot reflux condenser 5, cooled hot condensate liquid turns back in the extractor 1 by vacuum switch 4, as replenishing of solvent, in the traditional Chinese medicine extraction concentration process, in the extractor 1 with evaporimeter 10 in temperature to be controlled at all that water carries be 60～70 ℃, alcohol extracting is 55～60 ℃.The present invention has thoroughly solved machine set hot reflux low temperature and has extracted the technological requirement that low temperature concentrates, to guarantee the active ingredient of medicine, for vast pharmaceutical factory brings positive result of use and economic benefit.
Claims (3)
1, a kind of Chinese medicine hot reflux is extracted, concentrate unit, mainly by extractor (1), hot reflux condenser (5), vacuum switch (4), oil water separator (2), evaporimeter (10) and heater (11) are formed, described extractor (1) respectively with oil water separator (2), hot reflux condenser (5) is communicated with, described evaporimeter (10) is communicated with hot reflux condenser (5) by conduit (8), and evaporimeter (10) is communicated with heater (11), the end that it is characterized in that described hot reflux condenser (5) is provided with vacuum tank (14), and on vacuum tank (14), be connected with vavuum pump, described vacuum tank (14) is communicated with described vacuum switch (4), there is the difference in height that can overcome vacuum difference suction between vacuum tank and the extractor between described vacuum tank (14) and the extractor (1), the difference in height of described vacuum tank (14) and extractor (1) is for being at least 2.5 meters, and all pipelines during vavuum pump work on this unit all are in connected state.
2, Chinese medicine hot reflux according to claim 1 is extracted, is concentrated unit, it is characterized in that described extractor is by heat pipe (7) and conduit (8) connection.
3, Chinese medicine hot reflux according to claim 1 is extracted, is concentrated unit, it is characterized in that pipeline that described vacuum switch (4) and extractor (1) and extractor (1) are connected with heater (11) is provided with to look handleless cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410058127 CN1256163C (en) | 2004-08-16 | 2004-08-16 | Traditional Chinese medicine thermal reflux extraction, concentration machine set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410058127 CN1256163C (en) | 2004-08-16 | 2004-08-16 | Traditional Chinese medicine thermal reflux extraction, concentration machine set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1597038A CN1597038A (en) | 2005-03-23 |
| CN1256163C true CN1256163C (en) | 2006-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410058127 Expired - Fee Related CN1256163C (en) | 2004-08-16 | 2004-08-16 | Traditional Chinese medicine thermal reflux extraction, concentration machine set |
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| Country | Link |
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| CN (1) | CN1256163C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100457225C (en) * | 2005-07-11 | 2009-02-04 | 沈永贤 | Thermal-refluxing Chinese-medicinal extraction concentrator |
| CN1895201B (en) * | 2005-07-11 | 2010-04-28 | 沈永贤 | Chinese-medicinal thermal-refluxing extraction concentrator set |
| CN101856566B (en) * | 2010-05-26 | 2011-11-16 | 重庆大学 | Combined type extraction system |
| CN102600634B (en) * | 2011-01-25 | 2015-01-21 | 福建中烟工业有限责任公司 | Improved hot-reflux extraction and concentration equipment |
| CN102233198A (en) * | 2011-05-05 | 2011-11-09 | 河南同源制药有限公司 | Constant-temperature distillation and extraction equipment for Chinese fevervine herb injection and production process |
| CN102974124B (en) * | 2011-11-30 | 2015-01-14 | 洛阳惠中兽药有限公司 | Application of reduced pressure reflux technology in traditional Chinese medicine extraction |
| CN103055536B (en) * | 2013-01-03 | 2016-08-03 | 苏州泽达兴邦医药科技有限公司 | A kind of circumfluence distillation concentrator |
| CN110124349A (en) * | 2019-04-26 | 2019-08-16 | 贵州民族大学 | A kind of multifunction extracting device |
| CN110038321A (en) * | 2019-05-27 | 2019-07-23 | 湖南中医药大学 | A kind of traditional Chinese medicine extraction device |
-
2004
- 2004-08-16 CN CN 200410058127 patent/CN1256163C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1597038A (en) | 2005-03-23 |
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Assignee: RUIAN KAIDI PHARMACEUTICAL CHE Assignor: Qiu Yunbiao Contract fulfillment period: 2008.12.26 to 2013.12.25 Contract record no.: 2009330000171 Denomination of invention: Traditional Chinese medicine thermal reflux extraction, concentration machine set Granted publication date: 20060517 License type: Exclusive license Record date: 20090121 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.12.26 TO 2013.12.25; CHANGE OF CONTRACT Name of requester: RUIAN CADY MEDICINE MACHINE CO., LTD. Effective date: 20090121 |
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