CN203634854U - Microwave extracting device - Google Patents
Microwave extracting device Download PDFInfo
- Publication number
- CN203634854U CN203634854U CN201320885384.0U CN201320885384U CN203634854U CN 203634854 U CN203634854 U CN 203634854U CN 201320885384 U CN201320885384 U CN 201320885384U CN 203634854 U CN203634854 U CN 203634854U
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- CN
- China
- Prior art keywords
- microwave extraction
- microwave
- extraction tank
- elscholtiza
- baffle plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a microwave extracting device, comprising a microwave extracting tank (3) with a microwave feed inlet, wherein the upper part of the microwave extracting tank (3) is connected with a condenser (6) and is provided with a material return hole (4); a spray header (5) is arranged on the material return hole (4); an end socket (8) with a discharge hole (11) is arranged at the lower part of the microwave extracting tank (3); the discharge hole (11) is connected with the material return hole (4) through a pipeline via a pump (12) to form a circulating side road; a baffle plate (9) with a pore is arranged at the upper part of the end socket (8); a screen cloth (10) is arranged on the baffle plate (9). Thus, synchronous extraction of volatile components such as thymol and water-soluble extract is achieved, comprehensive utilization of elsholtzia resources is achieved, the processing cost is low, and a foundation is established for application of the elsholtzia in the field of a food additive.
Description
Technical field
The utility model belongs to herbal extraction equipment field, is specifically related to a kind of Microwave Extraction device.
Background technology
Elscholtiza, belongs to Labiatae herbaceos perennial, medicine-food two-purpose.In elscholtiza herb, contain the volatile oil of 1-2%, volatilization main body of oil is Thymol and carvacrol.Thymol has another name called thymol, molecular weight 150, and colourless transparent crystal, has off-odor, and in the time of 100 ℃, volatilization, can distill with steam; 51.5 ℃ of fusing points, approximately 233 ℃ of boiling points; Dissolubility 1g is dissolved in about 1000ml water, 1ml ethanol, and bactericidal action is stronger than phenol, and toxicity is low.In elscholtiza herb, also contain flavone compound, there is the functions such as anti-oxidant, anti-ageing, antibacterial, anticancer.Herba Moslae volatile oil is generally taked steam distillation, supercritical extraction and ultrasonic extraction, and Flavonoid substances adopts solvent extraction.
Publication number is CN2788171, and name is called microwave extraction tank, discloses a kind of microwave extraction tank, includes extraction tank body, microwave feed-in mouth, and microwave passes waveguide cover, between microwave source and microwave feed-in mouth, is provided with excitation cavity.But have no the synchronous special microwave extraction element that extracts Herba Moslae volatile oil and Flavonoid substances of report.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Microwave Extraction device that can simultaneously extract Herba Moslae volatile oil and Flavonoid substances.
The Microwave Extraction device that the utility model provides, comprises the microwave extraction tank 3 that is provided with microwave feed-in mouth, and microwave extraction tank 3 tops are connected with condenser 6 and are provided with feedback outlet 4, and spray head 5 is housed on feedback outlet 4; The bottom of microwave extraction tank 3 is provided with the end socket 8 with discharging opening 11, and discharging opening 11 connects feedback outlet 4 by pipeline through pump 12, forms circulation bypass; End socket 8 tops are provided with the baffle plate 9 of perforate, and baffle plate 9 is provided with screen cloth 10 above.
As improvement, pump 12 is crossed triple valve 13 through device for cleaning pipeline and is divided into 2 pipelines, and a pipeline connects feedback outlet 4 through bypass valve 14; Another pipeline connects heat exchanger 16 through branch road valve 15.
As improvement, microwave extraction tank 3 is stainless steel material.
As improvement, microwave feed-in mouth gos deep in microwave extraction tank 3 and is uniformly distributed week therein.
As improvement, feedback outlet 4 is arranged on microwave extraction tank 3 middles, top.
As improvement, screen cloth 10 is stainless steel material.
As improvement, the outlet of condenser 6 takes back microwave extraction tank 3.
Using above-mentioned Microwave Extraction device to extract the method for elscholtiza, is first dry elscholtiza to be cut into segment or pulverizing, drops in microwave extraction tank 3, adds 6-10 doubly to the pure water of elscholtiza weight, extracts; In the time that temperature of charge arrives more than 60 ℃, open pump 12, make elscholtiza feed liquid through discharging opening 11, pump 12, feedback outlet 4, spray head 5, get back in microwave extraction tank 3, form feed liquid Sprayer Circulation, start timing, control Microwave Extraction time 5-60 minute; After finishing, extraction by heat exchanger 16, elscholtiza feed liquid is cooled to below 50 ℃.
The utlity model has following advantages and characteristic:
(1) combination technique novelty: adopt Microwave Extraction, reflux or reclaim volatile ingredient by vapour condensation device, realized synchronously carrying out of the volatile ingredients such as Thymol and the extraction of water-soluble medicinal extract; When Microwave Extraction, the dry elscholtiza material major part face that floats on the water, fully do not contact with water, be unfavorable for the stripping of elscholtiza composition, therefore by baffle plate, screen cloth, feedback outlet, spray head and bypass circuit system are set, solved elscholtiza contact with water insufficient, microwave conduct heat inhomogeneous, the problem such as when Microwave Extraction elscholtiza stripping is slow; Baffle plate and screen cloth are set and have also solved the problem that microwave leaks from bottom; Discharging opening also arranges heat exchanger, elscholtiza feed liquid can be cooled to below 50 ℃, guarantees to be difficult for volatilizing away by compositions such as Microwave Extraction Thymols out.These technical combinations support mutually, and the speed that reaches is fast, cost is low, synchronously realizes the extraction of Thymol and Flavonoid substances by water extraction.
(2) comprehensive utilization of resources: the slag abandoning when conventional extraction essential oil is too many, the loss of effective components of slag the inside is too large; Essential oil basic loss while extracting medicinal extract, and adopt Microwave Extraction device of the present utility model, realize the volatile ingredients such as Thymol to extract, also realize the extraction of elscholtiza medicinal extract, elscholtiza resource has obtained comprehensive utilization.
(3) cost is low: adopt this device to extract, substitute jacket steam heat with microwave, improved the yield of Herba Moslae extract, greatly shorten extraction time, reduced production cost.
(4) solved technical barrier: elscholtiza volatile ingredient adopts hydrodistillation, ethyl acetate, the extraction of benzinum equal solvent, because food-safety problem is difficult to use in field of food, adopts supercritical extract in the past, yielded poorly, cost is too high.And the utility model does not have not with an organic solvent, cost is low, for elscholtiza lays the foundation in the application in food additives field.
To sum up, the utility model provide a kind of fast, Microwave Extraction device cheaply, utilize this device can synchronously extract Herba Moslae volatile oil (containing Thymol) and elscholtiza Flavonoid substances, obtain can be used as the Herba Moslae extract of food additives, this extract also can further be processed into food composite preservative.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the utility model device.
The specific embodiment
It should be noted that, the utility model device is not only applicable to elscholtiza and extracts, and is also applicable to the extraction of other plant, especially contains the plant of volatile oil component, such as wild marjoram, peppermint, purple perilla, wrinkled giant hyssop etc., below describes as example to extract elscholtiza.The utility model microwave occurs and gatherer all can adopt prior art, for example, adopt the metal can that is provided with microwave feed-in mouth, passes waveguide cover by microwave feed-in tank body by nonmetal microwave, and preferably microwave feed-in mouth gos deep in tank body and is uniformly distributed week therein.Be described in detail below in conjunction with accompanying drawing.
As shown in Figure 1, Microwave Extraction device of the present utility model, comprises microwave generator 1, microwave introduction device 2, the microwave extraction tank 3 of being made up of 304 stainless steel materials; Microwave generator 1 produces after microwave, enters microwave extraction tank 3 by microwave introduction device 2.Microwave extraction tank 3 is provided with manhole 7 above, is convenient to input and the maintenance of elscholtiza material; Microwave extraction tank 3 above middle is provided with feedback outlet 4, and spray head 5 is housed on feedback outlet 4; Microwave extraction tank 3 is connected with condenser 6 above, and the water vapour producing when extraction and volatile ingredient reclaim by condenser 6, also play the effect of venting, and the outlet of condenser 6 can directly take back microwave extraction tank 3.The bottom of microwave extraction tank 3 is provided with arc end socket 8, opens by HYDRAULIC CONTROL SYSTEM, plays the effect of sealing and discharge elscholtiza slag; End socket 8 is provided with baffle plate 9 above, on baffle plate 9, has perforate; Baffle plate 9 is provided with 80-300 order stainless steel mesh 10 above; Baffle plate and screen cloth play the effect that stops elscholtiza material, and in the time extracting, extract can be by baffle plate and screen cloth, and elscholtiza material is blocked on screen cloth.Baffle plate have discharging opening 11 just below, after discharging opening is flexible coupling, connect pump 12, for delivery of elscholtiza feed liquid, pump 12 connects 1 triple valve 13, is divided into 2 pipelines, and a pipeline is through bypass valve 14, directly connect feedback outlet 4, form circulation bypass, allow extract circular flow in the time of Microwave Extraction; Another pipe connects branch road valve 15, then connects heat exchanger 16, by heat exchange, extract is cooled.
In the time that elscholtiza carries out Microwave Extraction, first dry elscholtiza is cut into segment or the pulverizing of 1-2mm, throw in microwave extraction tank 3 by charging aperture 7, add the pure water of 8 times of elscholtiza weight; In order to accelerate extraction rate, pure water first preheats 90 ℃, the cooling water of open cold condenser 6; Then opening microwave generator 1 extracts.Open bypass valve 14, open pump 12, allow the discharging opening 11 of elscholtiza feed liquid below baffle plate 9 through pump 12, bypass, feedback outlet 4, spray head 5, get back in microwave extraction tank 3, form feed liquid Sprayer Circulation.Now start timing, control 20 minutes Microwave Extraction time.After extraction time finishes, first close microwave generator 1, close pump 12, close bypass valve 14, stop circulation, open the cooling water of heat exchanger 16 on discharging opening 11, open branch road valve 15, open pump 12, elscholtiza feed liquid is cooled to below 50 ℃ through heat exchanger 16, is transported to next process and carries out post-processed.
Claims (7)
1. a Microwave Extraction device, comprises the microwave extraction tank (3) that is provided with microwave feed-in mouth, it is characterized in that microwave extraction tank (3) top is connected with condenser (6) and is provided with feedback outlet (4), is equipped with spray head (5) on feedback outlet (4); The bottom of microwave extraction tank (3) is provided with the end socket (8) of band discharging opening (11), and discharging opening (11) connects feedback outlet (4) by pipeline through pump (12), forms circulation bypass; End socket (8) top is provided with the baffle plate (9) of perforate, and baffle plate (9) is provided with screen cloth (10) above.
2. Microwave Extraction device according to claim 1, is characterized in that pump (12) crosses triple valve (13) through device for cleaning pipeline and be divided into 2 pipelines, and a pipeline connects feedback outlet (4) through bypass valve (14); Another pipeline connects heat exchanger (16) through branch road valve (15).
3. Microwave Extraction device according to claim 1 and 2, is characterized in that described microwave extraction tank (3) is stainless steel material.
4. Microwave Extraction device according to claim 1, is characterized in that microwave feed-in mouth gos deep in microwave extraction tank (3) and is uniformly distributed week therein.
5. Microwave Extraction device according to claim 1 and 2, is characterized in that described feedback outlet (4) is arranged on microwave extraction tank (3) middle, top.
6. Microwave Extraction device according to claim 1, is characterized in that described screen cloth (10) is stainless steel material.
7. according to claim 1,2, one of 4 and 6 described Microwave Extraction devices, it is characterized in that the outlet of described condenser (6) takes back microwave extraction tank (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885384.0U CN203634854U (en) | 2013-12-31 | 2013-12-31 | Microwave extracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885384.0U CN203634854U (en) | 2013-12-31 | 2013-12-31 | Microwave extracting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203634854U true CN203634854U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320885384.0U Expired - Fee Related CN203634854U (en) | 2013-12-31 | 2013-12-31 | Microwave extracting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203634854U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103721438A (en) * | 2013-12-31 | 2014-04-16 | 湖南省百里香天然生物制品开发有限公司 | Microwave extracting device and method for extracting herba elsholtziae |
| CN104312729A (en) * | 2014-10-23 | 2015-01-28 | 湖南省百里香天然生物制品开发有限公司 | Extracting method of elsholtia containing 0.5% to 1.5% of thymol |
-
2013
- 2013-12-31 CN CN201320885384.0U patent/CN203634854U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103721438A (en) * | 2013-12-31 | 2014-04-16 | 湖南省百里香天然生物制品开发有限公司 | Microwave extracting device and method for extracting herba elsholtziae |
| CN103721438B (en) * | 2013-12-31 | 2014-12-24 | 湖南省百里香天然生物制品开发有限公司 | Microwave extracting device and method for extracting herba elsholtziae |
| CN104312729A (en) * | 2014-10-23 | 2015-01-28 | 湖南省百里香天然生物制品开发有限公司 | Extracting method of elsholtia containing 0.5% to 1.5% of thymol |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20191231 |