CN103937675B - A kind of store method of Cordyceps sinensis - Google Patents
A kind of store method of Cordyceps sinensis Download PDFInfo
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- CN103937675B CN103937675B CN201410154744.9A CN201410154744A CN103937675B CN 103937675 B CN103937675 B CN 103937675B CN 201410154744 A CN201410154744 A CN 201410154744A CN 103937675 B CN103937675 B CN 103937675B
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Abstract
The invention discloses a kind of store method of Cordyceps sinensis, described store method comprises: after a) with linear flowing water, described Cordyceps sinensis being cleaned, described Cordyceps sinensis is drained; Described Cordyceps sinensis is positioned over and in dehydrating unit, carries out pre-dehumidifying place; Make described Cordyceps sinensis carry out at low temperatures vacuum freeze drying; In described dehydrating unit, every described Cordyceps sinensis is installed in independent storage bottle, and sealing; From described dehydrating unit, take out described storage bottle, and by described storage bottle fixed placement in vacuum cold case. Adopt the store method of Cordyceps sinensis provided by the invention, the freshness of Cordyceps sinensis is high, and preservation effect is good, is easy to long-time insurance and long-distance transportation. Outside ratio, Cordyceps sinensis wall-breaking method of the present invention has good market prospects and profit margin.
Description
Technical field
The present invention relates to the fresh-keeping field of traditional Chinese medicine health care product, specifically, relate to a kind of guarantor of Cordyceps sinensisDeposit method.
Background technology
Cordyceps sinensis has the function of immune system of adjusting, delays senility, the multiple efficacies such as kidney tonifying moistening lung, isVery famous and precious tonic, is described as " soft gold " by people. But because it is to growing environment conditional requestHarshness, the place of production disperses remote, only in the portion on the ground such as Qinghai-Tibet Platean, Qinghai, Sichuan, Yunnan and GansuRegion-by-region has growth. To such an extent as to Cordyceps Resources is more limited. Add the ecological ring in its place of production in recent yearsBorder is seriously damaged, and unreasonable the excavating of blindness causes cordyceps yield to decline year by year in a large number, producesGo out day by day rare.
Because the collecting period is short, therefore after harvesting, need Cordyceps sinensis to carry out fast processing. Have now twoThe Cordyceps sinensis processing method of planting main flow, a kind of mode is that Cordyceps sinensis is dried in original producton location, then envelopeLoad and transport defeated, but such store method mainly depends on weather, is not easy to control, and easily causes the worm summer in winterThe loss of nutriment in grass; Another kind of mode is that fresh Cordyceps sinensis is carried out to freezing processing, passes throughSpeed is cold by the nutriment locking in Cordyceps sinensis, does not run off.
The active material that freezing mode can be preserved Cordyceps sinensis inside well does not run off, and makes its nutritionValue can be preserved better. But the Cordyceps sinensis after freezing is packed to preservation, and throwEnter to transit link, there is certain difficulty. Existing Cordyceps sinensis store method, can not be fresh for freezingCordyceps sinensis provides a good preservation environment. In the time of long-time storage, may be due to the change of environmentChange causes the decline of Cordyceps sinensis freshness, even harmful microorganism grows, and causes under the quality of Cordyceps sinensisFall.
Therefore also need one to carry out the fresh winters after treatment in early stage such as freezing, dehumidifying Cordyceps sinensisThe method that worm summer grass is preserved.
Summary of the invention
The invention provides a kind of method that can carry out to Cordyceps sinensis fresh-keeping storage, after Preservation TreatmentCordyceps sinensis nitrogen environment is provided, reduced the problem that harmful microorganism grows under oxygen atmosphere;And by suitable temperature, pressure environment, effectively fresh-keeping, keep the nutriment in Cordyceps sinensis not flowLose.
According to an aspect of the present invention, provide a kind of store method of Cordyceps sinensis, described store methodComprise:
Step S101, with flow velocity be 8ml/s～9ml/s, the linear flowing water of normal temperature carries out described Cordyceps sinensisClean, described linear flowing water is pure water;
Clean after 0.5min～1.0min, described Cordyceps sinensis is drained;
Step S102, is positioned over described Cordyceps sinensis in the dehydrating unit of 15 DEG C～25 DEG C and carries outThe pre-dehumidification treatments of 25min～35min;
One end of described dehydrating unit is provided with air admission hole, and the other end is provided with venthole; Pass through ventholeWet gas in described dehydrating unit is extracted out, pass into dry by air admission hole to described dehydrating unitNitrogen;
The water content of described nitrogen is lower than 1%;
Step S103, is down to-50 DEG C～-55 DEG C by the temperature of described dehydrating unit, and to described dehydrating unitVacuumize, make the freezing at low temperatures 8h～15h of described Cordyceps sinensis carry out vacuum freeze drying;
Step S104 passes into dry nitrogen in described dehydrating unit, makes described dehumidifying within 2h～4hThe air pressure of device reaches 1.01 × 105Pa～1.02×105Pa；
Step S105, in described dehydrating unit, is installed on independent storage by every described Cordyceps sinensisIn bottle, and sealing;
Step S106 takes out described storage bottle from described dehydrating unit, and described storage bottle is fixedly putBeing placed in temperature is in-10 DEG C～-15 DEG C vacuum cold casees, and the inwall of described vacuum cold case is with buffer unit;In the time having multiple storage bottle, between every two storage bottle, adopt buffer bar to separate.
According to a specific embodiment of the present invention, in described step S102, the temperature of described nitrogenScope is 15 DEG C～25 DEG C.
According to another detailed description of the invention of the present invention, described step S104 is further: remove to describedIn wet device, pass into dry nitrogen, within 2h～4h, make the air pressure of described dehydrating unit reach 1.013×105Pa。
According to another detailed description of the invention of the present invention, in described vacuum cold case, be fixed with active carbon bag.
According to another detailed description of the invention of the present invention, described buffer unit and/or buffer bar are by comprising paperClass, natural rubber, synthetic rubber, foamed plastics, eva foam and/or bubble plastic sheeting are prepared from.
Store method of the present invention, first rinses the Cordyceps sinensis of fresh harvesting with pure water, goesExcept its surface impurity, after draining, carry out dehumidification treatments. If itself contains excess moisture Cordyceps sinensis, meetingIn the process of preserving, rot, and if dehumidifying excessively, can cause Cordyceps sinensis dehydration, affect its qualityAnd outward appearance. Therefore dehumidifying takes the dry pre-dehumidifying of normal temperature inflated with nitrogen and vacuum and low temperature two steps that dehumidify to carry out,Can accurately control the water content of Cordyceps sinensis. After dehumidifying, under dry nitrogen environment to Cordyceps sinensisPack preservation and can keep its inner battalion, foster material not to run off, effectively extend the fresh-keeping of Cordyceps sinensisPhase, be conducive to long-time preservation and long-distance transportation.
Brief description of the drawings
By reading the detailed description that non-limiting example is done of doing with reference to the following drawings, thisIt is more obvious that bright other features, objects and advantages will become:
Figure 1 shows that according to the store method of a kind of Cordyceps sinensis of the present invention detailed description of the inventionSchematic flow sheet.
In accompanying drawing, same or analogous Reference numeral represents same or analogous parts.
Detailed description of the invention
Disclosing below provides many different embodiment or example to be used for realizing different knot of the present inventionStructure. Of the present invention open in order to simplify, hereinafter the parts to specific examples and setting are described. ThisOutward, the present invention can be in different examples repeat reference numerals and/or letter. This repetition is in order to simplifyClearly object, itself does not indicate the relation between discussed various embodiment and/or setting. ShouldNote, illustrated parts are not necessarily drawn in proportion in the accompanying drawings. The present invention has omitted known assembliesWith the description for the treatment of technology and technique to avoid unnecessarily limiting the present invention.
With reference to figure 1, Figure 1 shows that according to one of the preservation method of a kind of Cordyceps sinensis of the present invention concreteThe schematic flow sheet of embodiment.
Step S101, cleans the Cordyceps sinensis of fresh harvesting. Preferably adopt and pluck 6 hours with interiorFresh Cordyceps sinensis, carries out subsequent technique at once after harvesting, can keep the nutriment in Cordyceps sinensisDo not destroy. Use the linear flowing water of normal temperature to clean described Cordyceps sinensis. Because Cordyceps sinensis is easyFracture, mutually complete in order to ensure its product, can fully be cleaned again, when therefore the flow velocity of flowing water is with cleaningBetween to strictly control. Flow velocity is preferably between 8ml/s～9ml/s, for example: 8m/s, 8.5m/s or 9ml/s.Preferably, scavenging period is 0.5min～1.0min, for example: 0.5min, 0.8min or 1.0min.
Preferably, for fear of introducing unnecessary impurity, adopt pure water to clean. After cleaning, willDescribed Cordyceps sinensis drains.
After draining, execution step S102, dehumidifies in advance to described Cordyceps sinensis. By the winter worm after drainingSummer grass is positioned in dehydrating unit, and the temperature of described dehydrating unit is for example controlled at, between 15 DEG C～25 DEG C:15 DEG C, 20 DEG C or 25 DEG C. This temperature with drain after the temperature of Cordyceps sinensis itself suitable.
One end of this dehydrating unit is provided with air admission hole, and the other end is provided with venthole. Pre-dehumidification process justBe by venthole, the wet gas in described dehydrating unit to be extracted out, fill to described dehumidifying by air admission holePut and pass into dry nitrogen. In dehydrating unit, gas is circulating always, constantly extracts wet gas out,Pass into drying nitrogen. But it should be noted that will to keep gas flow rate not too fast, in order to avoid to winter wormSummer grass causes damage. Air pressure in dehydrating unit preferably maintains atmospheric pressure.
The water content of described nitrogen is more low better, at least will be lower than 1%, for example: 0.1%, 0.5% or 1%.Preferably, the temperature range of described nitrogen is 15 DEG C～25 DEG C, for example: 15 DEG C, 20 DEG C or 25 DEG C.
Pre-dehumidification treatments need to be carried out 25min～35min, for example: 25min, 30min or 35min. In advanceAfter dehumidifying, the water content in Cordyceps sinensis can reach 9%～11%.
After pre-dehumidifying, continue execution step S103, the temperature of described dehydrating unit be down to-50 DEG C～-55 DEG C,For example :-50 DEG C ,-53 DEG C or-55 DEG C. When cooling, described dehydrating unit is vacuumized. For winter wormSummer is started to establish the environment of making a cryogenic vacuum, and described Cordyceps sinensis is carried out to vacuum freeze drying.
Preferably, Cordyceps sinensis will be in dehydrating unit cryogenic freezing 8h～15h, for example: 8h, 10h or15h。；
After frozen drying, execution step S104 passes into dry nitrogen in described dehydrating unit,Cordyceps sinensis is further dehumidified, make the atmospheric pressure of dehydrating unit slowly raise simultaneously. Pass into nitrogenMake the air pressure of described dehydrating unit reach 1.01 × 105Pa～1.02×105Pa, for example: 1.01 × 105Pa，1.013×105Pa or 1.02 × 105Pa. Particularly preferred, air pressure is 1.013 × 105Pa can obtain good effect.This process completes within 2h～4h, for example: 2h, 3h or 4h. If it is too fast that air pressure raises, can causeGas flow rate in dehydrating unit is excessive, and Cordyceps sinensis is damaged; And it is slow to boost, can be to producingSpeed impacts, and causes Efficiency Decreasing, is unfavorable for large-scale promotion.
Encapsulate for removal moisture drying Cordyceps sinensis after treatment, continue execution step S105, describedIn dehydrating unit, every described Cordyceps sinensis is installed in independent storage bottle, and sealing. In dehumidifyingIn device, bottle, can ensure that the atmosphere in storage bottle is also dry nitrogen atmosphere, can not adulterateEnter other foreign gas, especially do not have moisture and enter wherein, effectively kept Cordyceps sinensis to preserve ringBorder pure.
Cordyceps sinensis after bottling sealing continues execution step S106, takes out described storage from dehydrating unitBottle, and by described storage bottle fixed placement in temperature is vacuum cold case. The temperature control of vacuum cold caseFor example, between-10 DEG C～-15 DEG C :-10 DEG C ,-13 DEG C or-15 DEG C. Excessive temperature can cause the worm summer in winterGrass is rotten; Although and low temperature can keep the active material of Cordyceps sinensis not run off, forming low temperature mustSo can increase retain costs, therefore the preferred temperature range of the present invention can not run off the worm summer in winter as far as possibleWhen grass nutriment, reduce retain costs and reduce technical difficulty.
Preferably, due to normally glassware of storage bottle, therefore have slow at the inwall of vacuum cold caseFlushing device, places storage bottle and vacuum cold case and bumps and break. In the time having multiple storage bottle, everyBetween two storage bottle, adopt buffer bar to separate, between storage bottle, clash into preventing.
Optionally, described buffer unit and/or buffer bar by comprise stationery, natural rubber, synthetic rubber,Foamed plastics, eva foam and/or bubble plastic sheeting are prepared from. Preferably, adopt ox-hide spitball bufferingPackaging. This packaging is that the brown paper of a kind of long fibre, high tenacity is broken into spitball by special equipment,Product is carried out to maintenance, parcel or filling, thereby play the buffer protection to product. Employing stationery carries outBuffering, good buffer effect; Can be to environment, the feature of environmental protection is good; And stationery has certain moisture absorption to doWith, can play in the present invention the effect of further dehumidifying.
For the moisture of placing in vacuum cold case can be attacked storage bottle, preferred, in vacuum cold caseBe fixed with active carbon bag. This active carbon bag can moisture absorption, can further play again the effect of buffering.
The invention provides the store method of Cordyceps sinensis, fresh-keeping by under nitrogen environment, Cordyceps sinensisFreshness is high, and preservation effect is good, is easy to long-time insurance and long-distance transportation.
Although describe in detail about example embodiment and advantage thereof, be to be understood that and do not departing from the present inventionSpirit and the situation of protection domain that limits of claims under, can carry out respectively these embodimentPlant variation, substitutions and modifications. For other examples, those of ordinary skill in the art should easily understandIn keeping in protection domain of the present invention, the order of processing step can change.
In addition, range of application of the present invention be not limited to the specific embodiment of describing in description technique,Mechanism, manufacture, material composition, means, method and step. From disclosure of the present invention, as thisThe those of ordinary skill in field will easily be understood, at present existed or be about to develop laterTechnique, mechanism, manufacture, material composition, means, method or step, wherein they are carried out and the present inventionIdentical function or the identical result of acquisition cardinal principle of corresponding embodiment cardinal principle of describing, can according to the present inventionSo that they are applied. Therefore, claims of the present invention are intended to these technique, mechanism, systemMake, material composition, means, method or step be included in its protection domain.
Claims (5)
1. a store method for Cordyceps sinensis, is characterized in that, described store method comprisesFollowing steps:
A) be 8ml/s～9ml/s with flow velocity, the linear flowing water of normal temperature enters described Cordyceps sinensisRow cleans, and described linear flowing water is pure water,
Clean after 0.5min～1.0min, described Cordyceps sinensis drained,
B) described Cordyceps sinensis is placed in the dehydrating unit of 15 DEG C～25 DEG C, carry out 25min～The pre-dehumidification treatments of 35min,
One end of described dehydrating unit is provided with air admission hole, and the other end is provided with venthole; Pass throughVenthole is extracted the wet gas in described dehydrating unit out, fills to described dehumidifying by air admission holePut and pass into dry nitrogen,
The water content of described nitrogen is lower than 1%,
The temperature range of described nitrogen is 15 DEG C～25 DEG C;
C) temperature of described dehydrating unit is down to-50 DEG C～-55 DEG C, and to described dehumidifying dressPut and vacuumize, make the freezing at low temperatures 8h～15h of described Cordyceps sinensis carry out vacuum refrigeration dryIt is dry,
D) in described dehydrating unit, pass into dry nitrogen, described in making within 2h～4h, removeThe air pressure of wet device reaches 1.01 × 105Pa～1.02×105Pa，
E), in described dehydrating unit, every described Cordyceps sinensis is installed on to independent storageIn bottle, and sealing,
F) from described dehydrating unit, take out described storage bottle, and described storage bottle is fixedly putBeing placed in temperature is in-10 DEG C～-15 DEG C vacuum cold casees, and the inwall of described vacuum cold case hasBuffer unit; In the time having multiple storage bottle, between every two storage bottle, adopt buffer bar to separate.
2. store method according to claim 1, is characterized in that, described steps d)Be further: in described dehydrating unit, pass into dry nitrogen, within 2h～4h, make instituteThe air pressure of stating dehydrating unit reaches 1.013 × 105Pa。
3. store method according to claim 1 and 2, is characterized in that, described trueIn empty refrigerating box, be fixed with active carbon bag.
4. store method according to claim 1 and 2, is characterized in that, described slowFlushing device and/or buffer bar by comprise stationery, natural rubber, synthetic rubber, foamed plastics,Eva foam and/or bubble plastic film material are prepared from.
5. store method according to claim 3, is characterized in that, described buffering dressPut and/or buffer bar by comprising that stationery, natural rubber, synthetic rubber, foamed plastics, eva steepCotton and/or bubble plastic film material are prepared from.
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| CN201410154744.9A CN103937675B (en) | 2014-04-11 | 2014-04-11 | A kind of store method of Cordyceps sinensis |
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| CN103937675B true CN103937675B (en) | 2016-05-11 |
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| CN104691951A (en) * | 2015-02-13 | 2015-06-10 | 绵阳安智圣达创意科技有限公司 | Cordyceps sinensis packaging bottle |
| CN105199956B (en) * | 2015-10-26 | 2018-09-28 | 江苏一草堂生物科技有限公司 | A kind of preservation method of cordyceps sinensis |
| CN111649548A (en) * | 2020-05-12 | 2020-09-11 | 宜昌山城水都冬虫夏草有限公司 | Combined freeze drying method for cordyceps sinensis |
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| WO1999021961A1 (en) * | 1997-10-24 | 1999-05-06 | Institute Of Materia Medica, Chinese Academy Of Medical Sciences | Process for making and uses of cordyceps fermentation products |
| CN102145020A (en) * | 2011-04-15 | 2011-08-10 | 常州市炉奇虫草行 | Chinese caterpillar fungus freeze-dried fresh-keeping processing technique |
| CN203268648U (en) * | 2013-05-14 | 2013-11-06 | 汪新 | Cordyceps sinensis sealed packaging box |
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| WO1999021961A1 (en) * | 1997-10-24 | 1999-05-06 | Institute Of Materia Medica, Chinese Academy Of Medical Sciences | Process for making and uses of cordyceps fermentation products |
| CN102145020A (en) * | 2011-04-15 | 2011-08-10 | 常州市炉奇虫草行 | Chinese caterpillar fungus freeze-dried fresh-keeping processing technique |
| CN203268648U (en) * | 2013-05-14 | 2013-11-06 | 汪新 | Cordyceps sinensis sealed packaging box |
Non-Patent Citations (1)
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| 冬虫夏草的经验贮存法介绍;苗西成 等;《时珍国医国药》;20001231(第10期);第905页 * |
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