A kind of eucommia Bark male flower instant tea and preparation method thereof
Technical field
The invention belongs to food (drink) field preparation method, be specifically related to a kind of natural active matter, water miscible eucommia Bark male flower instant tea and preparation method thereof of being rich in.
Background technology
The health care of tea containing leaves of Eucommia ulmoides is widely known by the people, but eucommia ulmoides male flower tea is rarely known by the people.Particularly, flower beverage becomes fashion at present, is that the beverage of materials processing is a lot of with the plant flowers.The bark of eucommia is a dioecism, and eucommia male flower yield is very high.Studies show that the flavonoid content in the eucommia Bark male flower is higher than Pi Heye, and be rich in bioactivators such as chlorogenic acid, Aucubin equally in the male flower, promptly be rich in and leaf, skin-deep similar active ingredient.Therefore, eucommia Bark male flower is new resources of demanding urgently developing.
According to the interrelated data statistics, the bark of eucommia is distributed in more than 20 provinces of China, and bark of eucommia woods area reaches 360,000 hectares, and staminiferous plant accounts for half, and resource is quite abundant.Bark of eucommia skin and leaf develop, but its eucommia Bark male flower resource wastes, and hill farmer hopes flower heave a sigh.So the development and use of eucommia Bark male flower also have great significance to the economic benefit and the shaking off poverty and setting out on the road to prosperity of hill farmer of improving the bark of eucommia.
At present, though the preparation method's of existing eucommia ulmoides male flower tea and processing technology thereof, tea made from male buds of green eucommia ulmoides patent, disclose a kind of eucommia ulmoides male flower tea and processing technology thereof as Chinese patent 98117579.1, the male flower that the component of this invention adopts the bark of eucommia to sprout then, wherein the ratio of stamen and male flower bud is (9.5: 0.5)~(5.5: 4.5), this raw material is through selected, airing, complete, knead, eucommia ulmoides male flower tea is made in the low temperature forced air drying; And for example Chinese patent ZL 200510042883.3 discloses a kind of preparation method of tea made from male buds of green eucommia ulmoides.Raw material described in this patent adopts the eucommia Bark male flower flower bud, the preparation method comprise clearly choose, heat treatment, dispel the heat, rub tea, protect look, steps such as flavouring, airing, pack, be prepared into tea made from male buds of green eucommia ulmoides.
Product described in above-mentioned two patents all is raw material directly to be carried out the Physical Processing packing form, and will brew with boiling water when product is drunk.Yet the active ingredient that boiling water brews out (flavone compound useful to the people that particularly is rich in the raw material) seldom.In addition, only do tea with a kind of raw material of eucommia Bark male flower, active ingredient is single, and health care is also not good enough.So, the direct eucommia ulmoides male flower tea (or tea made from male buds of green eucommia ulmoides) that eucommia Bark male flower is processed into, production scale is little and product marketing is not smooth.
Folium cortex eucommiae is rich in natural active matters such as chlorogenic acid, flavonoids, Geniposidic acid, aucubin.Have hypotensive, reducing blood lipid, prevention senile dementia, antitumor, anti-ageing, strengthen function such as immunity.
Hawthorn is a fruit, is again medicine, belongs to the medicine-food two-purpose article.Its main active substances has flavonoids (Quercetin, hyperin, epicatechin etc.), triterpenes (ursolic acid, oleanolic acid, crataegolic acid), chlorogenic acid, OPC (Procyanidins is called for short PC, and two~tetramer is called for short OPC) etc.OPC has extremely strong antioxidation activity, is a kind of good free radical scavenger and lipid peroxidation inhibitor; And can be harmful enzyme produce powerful inhibitory action, have anti-mutation activity and anti-inflammatory activity, can treat the SH of rat and be dose-effect relationship, suppress platelet aggregation, reducing blood lipid, effect such as antiviral, anticancer; Flavonol compound in the hawthorn also has same purpose.
The root of kudzu vine belongs to the medicine-food two-purpose article, is rich in flavonoids thing compound (soya bean glucoside, daizeol, Puerarin), can obviously improve cardiac function, have hypotensive, anticancer, increase effects such as immunity, liver-protecting sober-up.
Eucommia Bark male flower, folium cortex eucommiae, hawthorn, the root of kudzu vine have hypotensive, reducing blood lipid, prevention of brain thrombus and miocardial infarction, the prevention senile dementia of effect direction unanimity, and be antitumor, anti-ageing, strengthen function such as immunity.So the stack of four flavor effects has the compound synergistic effect; And long-pendingization that disappear of hawthorn stagnates, the tonifying spleen stomach strengthening function, and the function of the filling liver kidney that improves cardiac function and eucommia Bark male flower of the root of kudzu vine reaches complementation, makes its health care more outstanding.
But its natural active material of eucommia ulmoides male flower tea (or tea made from male buds of green eucommia ulmoides) can not well extract at present, only uses a kind of raw material again, and natural active matter content is few, is difficult to its health care of performance.
Low based on present eucommia ulmoides male flower tea (or tea made from male buds of green eucommia ulmoides) natural active matter content, effect is not good enough.Therefore, seek a kind of preparation method who is rich in the eucommia Bark male flower instant tea of natural active matter and become the industry problem demanding prompt solution.
Summary of the invention
At the problem that natural active matter content is low, effect is not good enough that present eucommia ulmoides male flower tea (or tea made from male buds of green eucommia ulmoides) health food exists, the object of the invention is, a kind of preparation method who is rich in the eucommia Bark male flower instant tea of natural active matter is provided.
The technical solution that realizes above-mentioned purpose is:
A kind of eucommia Bark male flower instant tea is characterized in that the raw material that makes this eucommia Bark male flower instant tea adopts eucommia Bark male flower, folium cortex eucommiae, hawthorn, the root of kudzu vine, and its mass ratio is: eucommia Bark male flower: folium cortex eucommiae: hawthorn: the root of kudzu vine=5: 3: 1: 1.
Above-mentioned eucommia Bark male flower instant tea preparation method, it is characterized in that, this method adopts edible alcohol to come out do solvent extraction the active ingredient of eucommia Bark male flower, folium cortex eucommiae, hawthorn and the root of kudzu vine, is prepared into water miscible eucommia Bark male flower instant tea with its extract, and concrete preparation method comprises the following steps:
Choose step clearly: raw material eucommia Bark male flower, folium cortex eucommiae, hawthorn and the root of kudzu vine are chosen clearly, removed impurity;
The drip washing step: the raw material after will choosing clearly carries out drip washing, washes dust, earth off;
Heat treatment step: eucommia Bark male flower and folium cortex eucommiae after will choosing clearly, putting into temperature is 120 ℃ of hot vapour containers of closed stainless steel 6 minutes;
Heat radiation step: eucommia Bark male flower after heat treatment and folium cortex eucommiae airing, heat radiation 0.5 hour;
Extraction step: the eucommia Bark male flower after will dispelling the heat, folium cortex eucommiae and pouring are anhydrated hawthorn behind the branch, root of kudzu vine raw material according to eucommia Bark male flower: folium cortex eucommiae: hawthorn: the root of kudzu vine=5: 3: 1: 1 ratio, in the input extractor, add the hot reflux lixiviate 2 times, extract temperature: 80 ℃, each extraction time is 1 hour, extracts solvent and selects edible alcohol for use; Wherein, solvent load is: solvent load is 10 times of amounts of raw material weight when extracting for the first time, and alcohol concentration is 75% mass parts, so that raw material is sterilized, and extracts general flavone filtrate in the raw material; Extracting for the second time is that the solvent load that adds in filter residue is 8 times of amounts of raw material weight, and alcohol concentration is 40% mass parts, and the backflow lixiviate is to extract filtrates such as chlorogenic acid in the raw material and OPC;
Filtration step: twice filtrate of pressure filtration, merge filtrate twice, obtain containing pure supernatant;
Concentration step: decompression concentrates and contains pure supernatant; Thickening temperature: 60 ℃; Concentrated pressure is: negative pressure 0.6MPa~negative pressure 0.8MPa; Concentrate that to reach relative density be 1.100, obtain concentrate;
Granulation step: concentrate is added cyclodextrine, adopt traditional granulating process to granulate;
Pouch step: after the granulation, adopt traditional packing machine pack in time.
The eucommia Bark male flower instant tea of the present invention's preparation, eucommia Bark male flower, folium cortex eucommiae, hawthorn, the root of kudzu vine have hypotensive, reducing blood lipid, prevention of brain thrombus and miocardial infarction, the prevention senile dementia of effect direction unanimity, and be antitumor, anti-ageing, strengthen function such as immunity.So the stack of four flavor effects has the compound synergistic effect; And long-pendingization that disappear of hawthorn stagnates, the tonifying spleen stomach strengthening function, and the function of the filling liver kidney that improves cardiac function and eucommia Bark male flower, folium cortex eucommiae of the root of kudzu vine reaches complementation, makes its health care more outstanding.And be rich in calcium, phosphorus, magnesium, potassium etc., nutritious, pleasant to the palate.
The specific embodiment
Below in conjunction with the embodiment that the inventor provides, the present invention is described in further detail.
The eucommia Bark male flower instant tea of the present invention's preparation, raw material adopts eucommia Bark male flower, folium cortex eucommiae, hawthorn, the root of kudzu vine, and its mass ratio is: eucommia Bark male flower: folium cortex eucommiae: hawthorn: the root of kudzu vine=5: 3: 1: 1.
The preparation method of above-mentioned eucommia Bark male flower instant tea, it comprise clearly choose, drip washing, heat treatment, heat radiation, extraction, filtration, concentrate, 9 technical process such as granulation, pack, concrete steps are:
1. choose step clearly: eucommia Bark male flower, folium cortex eucommiae, hawthorn and root of kudzu vine raw material are chosen clearly, removed impurity;
2. drip washing step: the raw material after will choosing clearly carries out drip washing, washes dust, earth off;
3. heat treatment step: eucommia Bark male flower and folium cortex eucommiae after will choosing clearly, putting into temperature is 120 ℃ of hot vapour containers of closed stainless steel 6 minutes;
4. heat radiation step: eucommia Bark male flower after heat treatment and folium cortex eucommiae airing, heat radiation 0.5 hour;
5. extraction step: the eucommia Bark male flower after will dispelling the heat, folium cortex eucommiae and pouring anhydrate hawthorn, root of kudzu vine raw material behind the branch, according to eucommia Bark male flower: folium cortex eucommiae: hawthorn: the root of kudzu vine=5: 3: 1: 1 ratio, in the input extractor, add the hot reflux lixiviate 2 times, extract temperature: 80 ℃, each extraction time is 1 hour, extracts solvent and selects edible alcohol for use; Wherein, solvent load is: solvent load is 10 times of amounts of raw material weight when extracting for the first time, and alcohol concentration is 75% mass parts, so that raw material is sterilized, and extracts general flavone filtrate in the raw material; Extracting for the second time is that the solvent load that adds in filter residue is 8 times of amounts of raw material weight, and alcohol concentration is 40% mass parts, and the backflow lixiviate is to extract filtrates such as chlorogenic acid in the raw material and OPC;
6. filtration step: twice filtrate of pressure filtration, merge filtrate twice, obtain containing pure supernatant;
7. concentration step: decompression concentrates and contains pure supernatant; Thickening temperature: 60 ℃; Concentrated pressure is: negative pressure 0.6MPa~negative pressure 0.8MPa; Concentrate that to reach relative density be 1.100, obtain concentrate;
8. granulation step: concentrate is added cyclodextrine, adopt traditional granulating process to granulate;
9. pouch step: after the granulation, adopt traditional packing machine pack in time.
Below be the embodiment that the inventor provides:
Embodiment 1: get the eucommia Bark male flower of the fresh harvesting of 5kg, the 3kg folium cortex eucommiae is chosen branch, tender leaf and foreign material thereof, and surface dirt is fallen in drip washing, and putting into temperature is that the 120 ℃ of hot vapour container of closed stainless steel cappings kept 6 minutes.From hot vapour container, take out eucommia Bark male flower, folium cortex eucommiae airing, heat radiation 0.5h.Hawthorn 1kg, root of kudzu vine 1kg that eucommia Bark male flower 5kg, folium cortex eucommiae 3kg after the heat radiation and pouring are anhydrated behind branchs together drop in the extractor, add the hot reflux lixiviate 2 times, and extract temperature: 80 ℃, each extraction time is 1 hour, and the extraction solvent is selected edible alcohol for use; Wherein, solvent load is: solvent load is 10 times of amounts of raw material weight when extracting for the first time, and alcohol concentration is 75% mass parts, so that raw material is sterilized, and extracts general flavone filtrate in the raw material; Extracting for the second time is that the solvent load that adds in filter residue is 8 times of amounts of raw material weight, and alcohol concentration is 40% mass parts, and the backflow lixiviate is to extract filtrates such as chlorogenic acid in the raw material and OPC; Twice filtrate of pressure filtration merges filtrate twice, obtains containing pure supernatant; Decompression concentrates and contains pure supernatant; Thickening temperature: 60 ℃; Concentrated pressure is: negative pressure 0.6MPa~negative pressure 0.8MPa; Concentrate that to reach relative density be 1.100, obtain concentrate 6kg; In disposable granulator, add 8.5kg cyclodextrine spraying granulation, get bark of eucommia instant tea 10kg.
Need to prove, raw material of the present invention is selected natural eucommia Bark male flower, folium cortex eucommiae, hawthorn, the root of kudzu vine for use, its hawthorn, the root of kudzu vine belong to the medicine-food two-purpose product, eucommia Bark male flower, folium cortex eucommiae have no side effect through domestic and international expert's multiple authentication, the extraction solvent of its raw material extract is selected edible alcohol for use, all reclaim in concentration process, cyclodextrine has no side effect, and experimentation proves the product that has no side effect through the toxicological test that the applicant carries out once more.