CN100396188C - Tea moisture drying nano forming method and device - Google Patents
Tea moisture drying nano forming method and device Download PDFInfo
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- CN100396188C CN100396188C CNB2005100051911A CN200510005191A CN100396188C CN 100396188 C CN100396188 C CN 100396188C CN B2005100051911 A CNB2005100051911 A CN B2005100051911A CN 200510005191 A CN200510005191 A CN 200510005191A CN 100396188 C CN100396188 C CN 100396188C
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Abstract
The present invention relates to a tea moisture drying, nano forming method and a device thereof. The forming method comprises the following steps: collection, water removing, withering by sunlight or a vacuum drier, indoor withering, fine manipulation of green tea leaves, pan-firing by a pot wheel, vacuum drying, drying by a grade A dryer, standing, kneading and pan-firing with the aid of a vacuum drier to realize the effects of shaping and forming, kneading forming, and drying at last. The forming method uses the vacuum drying mode as an aid in the manufacturing process to make the moisture fine and increase the moisture output, thereby avoiding the problem that the tea quality is destroyed by high temperature in the manufacturing process, reserving the chlorophyll and the fragrance of the tea, and increasing the quality of the tea.
Description
Technical field
The present invention relates to a kind of tea moisture drying nano forming method, be particularly related to a kind of vacuum drying mode that sees through with auxiliary tea-drying, utilize its low-temp low-pressure condition, make tinyization of moisture content in the tealeaves, to increase moisture content output, can keep the chlorophyll and the tea perfume (or spice) of tealeaves, form a kind of forming method and device of moisture drying nanoization, have the benefit that improves tea leaf quality, make to reach significant practicality.
Background technology
China's tea-drinking culture origin is permanent, and early stage tealeaves is to appear on the market with medicinal material, and then developing gradually becomes beverage.Simultaneously promptly released the argument that tealeaves can give protection against cancer as far back as the eighties, and after constantly result's confirmation of research of scientific circles, that tealeaves has is antibacterial, anti-cancer, reduce cholesterol and blood fat fat, anti-oxidant, health care are waited for a long time many benefits, therefore makes tealeaves become healthy beverage and is in fashion the whole world.
General tealeaves manufacturing process, need just can make high-quality tealeaves through several loaded down with trivial details operations, all courses often surpass more than one day, be illustrated in figure 3 as the manufacturing process of traditional tea making, mainly from gather dark brownish green after, through solar wither so that dark brownish green softening, remove blue or green flavor, and removal part moisture content, again tealeaves is moved to the indoor wither indoors of carrying out, see through simultaneously and dark brownish greenly contact the generation oxidation with air and form fermentation, utilize air-conditioning or dehumidifier to make removal tealeaves part moisture content, then carry out unrestrained tea program, tealeaves is stirred, its blade after tealeaves is rubbed mutually, the leaf stalk has soft state again, tealeaves is fried through frying pan make the tealeaves typing again, and this is fried green, after again with tealeaves through first kind drying machine drying to remove 20～30% water content, then leave standstill Hui Run again, the chlorophyll in the tealeaves after the fried green can evenly be distributed, often reached the time-division at midnight to this manufacturing process; Second day, because leaving standstill through a night, tealeaves can be adsorbed with small amount of moisture, therefore tealeaves is put into first kind drying machine or frying pan heats again, make tealeaves answer drying regime and make it softening a little, and remove assorted flavor, enter kneading machine after then utilizing the bundle chartered plane that tealeaves is wrapped, with with the tea rolling integer, again through the fried green program with the tealeaves typing, then carry out integer again through kneading machine again, after integer again, utilize first kind drying machine to make tea-drying, can make the tealeaves finished product to the standard aridity.
In traditional tealeaves manufacturing process, need to wither to remove part moisture content via daylight committee, yet if climate condition is not good, humidity is too high or too dry, often influence the effect of withering easily, cause the time of withering to grasp really, and because traditional dry manufacturing process belongs to the heated-air drying mode, normally high temperature air is contacted the tealeaves surface, make the interior moisture content of tealeaves dehydration by evaporation constantly, to reach dry purpose, yet the fragrance of tealeaves mainly is to produce in tea making process, the high temperature air that hot blast produced, the volatile ingredient that can make in the tealeaves to be contained evaporate in the lump with tea moisture and disappear, and its high temperature drying can be destroyed the chlorophyll of tealeaves, or cause the tealeaves overfocus, make and to feel the smell of burning when edible, bitterness causes the forfeiture of tealeaves original flavor, influences whole quality of tea leaves.
And wherein, traditional drying mode is generally dehumidifier, air-conditioning, low temperature drying or heated-air drying, yet all be the dry from outside to inside moisture content of removing, often need to control very precisely, otherwise cause easily that tealeaves is rotten, distortion or overfocus, though make the surface dry and moisture content is still contained in its inside, can't reach drying effect fully; Or far infrared, high harmonic, low harmonic, the microwave drying mode of adopting arranged also, though be difficult to reach drying effect from inside to outside, all be to remove moisture content with heating mode, its high temperature still can impact the key factor of tea matter quality, above-described many disadvantages truly has necessity to be improved.
Summary of the invention
For solving aforesaid problem, main purpose of the present invention is to provide a kind of tea moisture drying nano forming method and device, it mainly utilizes vacuum drying method, with auxiliary in manufacturing process or replace traditional heated-air drying mode, utilize vacuum drying low-temp low-pressure condition, utilize negative pressure state that moisture content is expanded and the boiling point reduction, avoid destroying tea matter as traditional fabrication process Yin Gaowen, and it can make tinyization of moisture content to increase moisture content output, really improve drying effect, the chlorophyll and the tea perfume (or spice) that can effectively keep tealeaves make to reach splendid industry applications and practical value.
To achieve these goals, the invention provides a kind of tea moisture drying nano forming method, its in gather dark brownish green after, through solar wither, wither indoors, unrestrained tea, fried green, a drying leave standstill, thermoplastic, integer, secondary fried green, integer, dry manufacturing process method again; In gather dark brownish green after, can utilize solar wither or vacuum drying mode to wither; After a fried green and before described drying leaves standstill step, can utilize the vacuum drying mode to make tealeaves vacuum dehydration, so that bitterness is removed; Can utilize the vacuum drying mode to remove moisture content earlier before thermoplastic and distinguish the flavor of with assorted, because it removes moisture content in advance through the vacuum drying mode earlier, therefore thermoplastic manufacturing process is temperature required afterwards can reduce; Can after integer, utilize the vacuum drying mode, to reduce the tealeaves temperature; After integer again, utilize first kind drying machine to make tea-drying, and can cooperate the vacuum drying mode simultaneously, itself and first kind drying machine are used alternatingly, the baking temperature that first kind drying machine is set reduces, and through for several times alternately after the drying, can make the tealeaves finished product; Above-mentioned manufacturing process, make in gather dark brownish green after, by a kind of vacuum drying mode, with auxiliary tea-drying manufacturing process; Wherein, utilize under its vacuum drying low-temp low-pressure condition, can avoid the high temperature in the manufacturing process to destroy tea matter, and make tinyization of moisture content to increase moisture content output, reach drying effect from inside to outside, effectively keep chlorophyll and tea perfume (or spice), reach the effect that improves tea leaf quality.
A kind of usefulness also is provided in the present invention so that the Minton dryer of tea moisture drying nano forming, it consists predominantly of: a drying cupboard, is baked and banked up with earth machine or a refrigerator and a vacuum pump, wherein, be respectively equipped with an air intake vent and an air outlet in these drying cupboard two sides, described air intake vent connects one and bakes and banks up with earth machine or refrigerator, and cooperate described air outlet to connect a vacuum pump, hot gas or cold air that the machine of baking and banking up with earth or refrigerator are produced must blow to drying cupboard inside through air intake vent, and utilize vacuum pump to bestow the vacuum drawn operation, to constitute a vacuum drier structure.
Described usefulness is so that the Minton dryer of tea moisture drying nano forming, vacuum drier structure wherein, include the drying cupboard of tool dry place in, in dry place, install a storage box that has several layers glove dividing plate on it, tealeaves can be uniformly distributed on the glove dividing plate, described drying cupboard two sides are respectively equipped with an air intake vent and an air outlet, described air intake vent connects one and bakes and banks up with earth machine or refrigerator, and cooperate described air outlet to connect a vacuum pump, set up respectively in drying cupboard two madial walls and to be fixed with a ventilating board, described ventilating board one side is concaved with one and holds air drain, respectively offer some pores that are arranged above and below in holding the air drain both sides, and make two ventilating boards respectively to hold corresponding air intake vent and the air outlet that is communicated with drying cupboard of air drain, after hot gas that the machine of baking and banking up with earth or refrigerator produce or cold air must be accumulated through air intake vent and via the appearance air drain of ventilating board, uniform distribution is blown into storage box up and down on each stratification thing dividing plate again, can utilize vacuum pump to bestow the operation of dry place vacuum drawn in addition, with rare internal moisture that goes out tealeaves on the storage box, and reach the vacuum drying effect.
Learn that by above explanation method for making of the present invention and device thereof really can reach following some advantages and effect:
1, keeps chlorophyll, tea perfume (or spice): vacuum drying mode of the present invention, utilize the condition characteristic of its low-temp low-pressure, really do solid work dry effect from inside to outside, avoid high temperature to destroy tea matter, can make tealeaves keep original freshness, the chlorophyll and the tea perfume (or spice) that also can keep tealeaves so can reach the original flavor that keeps tealeaves, the purpose of Normal juice.
2, moisture drying nanoization: the vacuum drying mode that the present invention utilizes, utilize negative pressure state that moisture content expansion, boiling point are reduced, make tinyization of moisture content, increase the output of moisture content, make the effect that reaches moisture drying nanoization, have good drying effect.
3, has the balanced ventilation drying effect: because the applied vacuum drier structure of the present invention, the exhausting amount that air output or vacuum pump are extracted, evenly therefore homologue case each stratification thing dividing plate place up and down can reach average drying effect according to this, avoids and not as good as the person.
Description of drawings
Fig. 1 is the calcspar of forming method manufacturing process of the present invention;
Fig. 2 is that hardware of the present invention is implemented illustration;
Fig. 3 is the calcspar of traditional tea manufacturing process.
The figure number explanation:
A ... vacuum drier
10 ... dry frame 11 ... dry place
12 ... air intake vent 13 ... air outlet
20 ... storage box 21 ... the glove dividing plate
30 ... ventilating board 31 ... hold air drain
32 ... pore
The specific embodiment
See also shown in Figure 1, be the flow chart of the present invention relevant for a kind of tea moisture drying nano forming method, the main manufacturing process of tealeaves of the present invention is identical with traditional tea making mode, and it mainly is to utilize a vacuum drying method to assist or the employed heated-air drying mode of replacement conventional method:
Its mainly from gather dark brownish green after, wither so that dark brownish green softening through daylight committee, remove blue or green flavor, and remove part moisture content, if and weather it can utilize the vacuum drying mode to replace solar wither when bad, can reach equally and remove leafiness and the effect of removing moisture content, again tealeaves is moved to the indoor wither indoors of carrying out, and see through simultaneously and dark brownish greenly contact the generation oxidation with air and form fermentation, utilize air-conditioning or dehumidifier to make and remove part moisture content, then carry out unrestrained tea program, tealeaves is stirred, a little mutually its blade of friction back, the leaf stalk has soft state again, again tealeaves is fried through frying pan and make the tealeaves typing, this is fried green, maybe can utilize the vacuum drying mode to assist and make tealeaves vacuum dehydration, so that bitterness is removed, again with tealeaves through first kind drying machine drying to remove 20～30% water content, then leave standstill Hui Run again, the chlorophyll in the tealeaves after the fried green can evenly be distributed, this is first day production process;
Second day, because through leaving standstill after a while, tealeaves can be adsorbed with small amount of moisture, therefore can utilize the vacuum drying mode to remove moisture content and assorted flavor earlier, make tealeaves recover drying regime, thermoplastic again to first kind drying machine or the frying pan again, because it removes moisture content in advance through the vacuum drying mode earlier, therefore the required temperature of thermoplastic can be fallen slightly after, need not high temperature can reach, and then with the tea rolling integer, can utilize the vacuum drying mode afterwards, to reduce the tealeaves temperature, again tealeaves is entered frying pan and carry out fried green, integer again, this moment, the temperature of frying pan also can reduce, again after the integer, utilize first kind drying machine to make tea-drying, and can cooperate the vacuum drying mode simultaneously, and itself and first kind drying machine are used alternatingly, the baking temperature that first kind drying machine is set reduces, through three to four times alternately after the drying, can make the tealeaves finished product.
Wherein, the hardware embodiment of this vacuum drying mode as shown in Figure 2, it is a kind of vacuum drier (structure) A with balanced ventilation effect, include the drying cupboard 10 of tool dry place 11 in, in dry place 11, install a storage box 20 that has several layers glove dividing plate 21 on it, tealeaves is uniformly distributed on the glove dividing plate 21, these drying cupboard 10 2 sides are respectively equipped with an air intake vent 12 and an air outlet 13, this air intake vent 12 can connect the machine of baking and banking up with earth or refrigerator (figure does not show), and cooperate this air outlet 13 to connect a vacuum pump (figure does not show), set up respectively in 10 liang of madial walls of drying cupboard and to be fixed with a ventilating board 30, these ventilating board 30 1 sides are concaved with one and hold air drain 31, respectively offer some pores that are arranged above and below 32 in holding air drain 31 both sides, and make two ventilating boards 30 respectively to hold the air drain 31 corresponding air intake vents 12 and air outlet 13 that are communicated with drying cupboard 10, hot gas or cold air that the machine of baking and banking up with earth or refrigerator are produced must be through air intake vents 12 and after the appearance air drain 31 of ventilating board 30 is accumulated, uniform distribution is blown into storage box 20 up and down on each stratification thing dividing plate 21 again, can utilize vacuum pump to bestow dry place 11 vacuum drawn operations in addition, with rare internal moisture that goes out tealeaves on the storage box 20, and reach the vacuum drying effect; The exhausting amount that it can make air output or vacuum pump extract out, can more even corresponding storage box 20 each stratification thing dividing plate 21 place up and down, to reach average drying effect, avoided and not as good as the person.
Utilize the vacuum drying mode of this vacuum drier A, drying aid in tealeaves manufacturing process effect is provided, and this vacuum drying mode can utilize negative pressure state that moisture content is expanded, and water boiling point reduces, so can reduce the temperature in the manufacturing process, avoid Yin Gaowen and destroy tea matter, and can be under its low-temp low-pressure condition, with tinyization of moisture content, increase moisture content output, quicken drying effect, the moisture content distillation in the tealeaves is sloughed, making provides a forming method that makes tea moisture drying nanoization.
By above forming method, because it avoids the high temperature in the manufacturing process to destroy tea leaf quality, can keep chlorophyll and fragrance on the tealeaves, then can promote tea leaf quality, and wherein, described vacuum drier structure is not limited by weather, and stable and efficient drying effect are provided, really tool industrial applicability benefit.
In sum, tea moisture drying nano forming method of the present invention and device, a kind of method of vacuum drying drying aid is provided, utilize its low-temp low-pressure condition, and can avoid to keep the chlorophyll and the fragrance of tealeaves then with tinyization of moisture content to increase moisture content output because of manufacturing process high temperature influences tea leaf quality, really the quality of tea leaves benefit be can improve, whole really splendid industrial applicability of tool and innovation benefit made.
The above is specific embodiments of the invention and the know-why used, if the change of doing according to conception of the present invention, and when the function that it produced does not exceed spiritual that specification and accompanying drawing contain yet, all should be within the scope of the invention.
Claims (1)
1. tea moisture drying nano forming method, its in gather dark brownish green after, through solar wither, wither indoors, unrestrained tea, fried green, a drying leave standstill, thermoplastic, integer, secondary fried green, integer, dry manufacturing process method again; It is characterized in that:
In gather dark brownish green after, utilize solar wither or vacuum drying mode to wither;
After a fried green and before described drying leaves standstill step, utilize the vacuum drying mode to make tealeaves vacuum dehydration, so that bitterness is removed;
Utilize the vacuum drying mode to remove moisture content earlier before thermoplastic and distinguish the flavor of with assorted, because it removes moisture content in advance through the vacuum drying mode earlier, therefore thermoplastic manufacturing process is temperature required afterwards can reduce;
After integer, utilize the vacuum drying mode, to reduce the tealeaves temperature;
After integer again, utilize first kind drying machine to make tea-drying, and cooperate the vacuum drying mode simultaneously, itself and first kind drying machine are used alternatingly, the baking temperature that first kind drying machine is set reduces, and through for several times alternately after the drying, promptly makes the tealeaves finished product;
Above-mentioned manufacturing process, in gather dark brownish green after, by a kind of vacuum drying mode, with auxiliary tea-drying manufacturing process; Wherein, utilize under its vacuum drying low-temp low-pressure condition, avoid the high temperature in the manufacturing process to destroy tea matter, and make tinyization of moisture content, reach drying from inside to outside, keep chlorophyll and tea perfume (or spice) to increase moisture content output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100051911A CN100396188C (en) | 2005-02-01 | 2005-02-01 | Tea moisture drying nano forming method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005100051911A CN100396188C (en) | 2005-02-01 | 2005-02-01 | Tea moisture drying nano forming method and device |
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| CN1813553A CN1813553A (en) | 2006-08-09 |
| CN100396188C true CN100396188C (en) | 2008-06-25 |
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| CNB2005100051911A Expired - Fee Related CN100396188C (en) | 2005-02-01 | 2005-02-01 | Tea moisture drying nano forming method and device |
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| CN103238687A (en) * | 2013-05-29 | 2013-08-14 | 张立 | Method for preparing cloud and mist tea |
| CN103931749B (en) * | 2014-05-03 | 2015-06-17 | 陆永柱 | Basking bed for vetch processing |
| CN107467298A (en) * | 2017-08-23 | 2017-12-15 | 安徽山珍藏生态农业有限公司 | A kind of processing technology of dendrobium huoshanense flower tea |
| CN107624908A (en) * | 2017-11-10 | 2018-01-26 | 广西昭平县凝香翠茶厂 | The method that black tea is prepared using heating under reduced pressure |
| CN107624899A (en) * | 2017-11-10 | 2018-01-26 | 广西昭平县凝香翠茶厂 | The method that white tea is withered |
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2005
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Patent Citations (6)
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|---|---|---|---|---|
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Non-Patent Citations (4)
| Title |
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| CN1813553A (en) | 2006-08-09 |
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