CN111418672A - Preparation method of herbal tea granules - Google Patents

Preparation method of herbal tea granules Download PDF

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CN111418672A
CN111418672A CN202010282781.3A CN202010282781A CN111418672A CN 111418672 A CN111418672 A CN 111418672A CN 202010282781 A CN202010282781 A CN 202010282781A CN 111418672 A CN111418672 A CN 111418672A
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granules
herbal tea
extraction
tea extract
volatile oil
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王斌
康志英
王永辉
钟绮玲
朱燕宁
田庆龙
林琼娜
卢柏林
林钦贤
梁伟龙
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GUANGZHOU XIANGXUE PHARMACEUTICAL CO Ltd
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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    • A23F3/00Tea; Tea substitutes; Preparations thereof
    • A23F3/34Tea substitutes, e.g. matè; Extracts or infusions thereof
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    • A61K36/07Basidiomycota, e.g. Cryptococcus
    • A61K36/076Poria
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    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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    • A61K36/18Magnoliophyta (angiosperms)
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    • A61K36/48Fabaceae or Leguminosae (Pea or Legume family); Caesalpiniaceae; Mimosaceae; Papilionaceae
    • A61K36/484Glycyrrhiza (licorice)
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    • A61K36/53Lamiaceae or Labiatae (Mint family), e.g. thyme, rosemary or lavender
    • A61K36/532Agastache, e.g. giant hyssop
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61K36/00Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
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    • A61K36/185Magnoliopsida (dicotyledons)
    • A61K36/60Moraceae (Mulberry family), e.g. breadfruit or fig
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61K36/00Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
    • A61K36/18Magnoliophyta (angiosperms)
    • A61K36/88Liliopsida (monocotyledons)
    • A61K36/899Poaceae or Gramineae (Grass family), e.g. bamboo, corn or sugar cane
    • A61K36/8994Coix (Job's tears)
    • AHUMAN NECESSITIES
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    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/0087Galenical forms not covered by A61K9/02 - A61K9/7023
    • A61K9/0095Drinks; Beverages; Syrups; Compositions for reconstitution thereof, e.g. powders or tablets to be dispersed in a glass of water; Veterinary drenches
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/02Immunomodulators
    • A61P37/04Immunostimulants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P39/00General protective or antinoxious agents

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Abstract

The invention discloses a preparation method of herbal tea granules, which comprises the following steps: s1, crushing: crushing sucrose into sucrose powder; s2, granulating: adding sucrose powder into a mixer, adding herbal tea extract, and mixing to obtain soft material; making the soft material into wet granules by a swing granulator, drying the wet granules, and controlling the drying temperature of the material to be below 80 ℃ until the moisture is less than or equal to 3.0 wt%; after the particles are dried, finishing the particles by using a vibrating screen; s3 Total mixing: placing the qualified granules obtained after finishing granules in a two-dimensional motion mixer, spraying volatile oil, and mixing to obtain the total mixed herbal tea granules. The herbal tea granules prepared by the preparation method are convenient to store and carry, can be taken with water quickly, are suitable for more popularization, adopt reflux extraction and collect volatile oil in the extraction process, and have high extraction rate of effective components.

Description

Preparation method of herbal tea granules
Technical Field
The invention relates to a preparation method of herbal tea granules.
Background
In Guangdong, the climate is damp, pestilential qi is easy to be accompanied by damp-heat, damp-heat and qi deficiency constitution is abundant, and people with the constitution of damp and deficiency are more, but at present, no suitable product is provided for the people.
The applicant has applied for a preparation method of a traditional Chinese medicine herbal tea which is a liquid plant beverage suitable for people of all ages. The herbal tea can be drunk directly.
However, the liquid beverage has the problems of inconvenient carrying or transportation due to large volume, heavy weight and the like, and the transportation volume is limited due to overlarge volume.
The invention is adopted to meet the requirements of more users.
Disclosure of Invention
Therefore, the invention aims to provide a preparation method of herbal tea granules, the herbal tea granules prepared by the preparation method are convenient to store and carry, can be quickly taken with water, are suitable for more popularization, and have high extraction rate of functional components of traditional Chinese medicines.
The adopted technical scheme is as follows:
the preparation method of the herbal tea granules comprises the following steps:
s1, crushing: crushing sucrose into sucrose powder;
s2, granulating: adding sucrose powder into a mixer, adding herbal tea extract, and mixing to obtain soft material; making the soft material into wet granules by a swing granulator, drying the wet granules, and controlling the drying temperature of the material to be below 80 ℃ until the moisture is less than or equal to 3.0 wt%; after the particles are dried, finishing the particles by using a vibrating screen;
s3 Total mixing: placing the qualified granules obtained after finishing granules in a two-dimensional motion mixer, spraying volatile oil, and mixing to obtain total mixed herbal tea granules;
wherein, the amount of the sucrose powder is 6447-6655 parts by weight;
the herbal tea extract, the volatile oil and the dosage of the herbal tea extract and the volatile oil are prepared by the following steps:
s11, feeding: weighing hispid fig, coix seed, tuckahoe, agastache and liquorice according to the prescription amount, and putting into an extraction tank; the prescription amount is as follows:
s12, first extraction: adding 8-10 times of water volume, reflux extracting for 1.5-2 hr, sieving with 200 mesh sieve, discharging extractive solution, and collecting residue in a tank to obtain first extraction;
s13, transferring the collected volatile oil to a clean area, passing through 200-mesh or more silk cloth, and filling into a clean sealed container; the weight of the collected volatile oil is more than or equal to 0.1 part by weight;
s14, second extraction: after the completion of the first liquid discharge is confirmed, adding 8-10 times of volume of water into an extraction tank, performing reflux extraction for 1-2h, discharging an extracting solution through a 200-mesh filter screen, discarding the dregs of a decoction, and completing the second extraction;
s15, vacuum concentration: combining the two extracting solutions, and performing vacuum concentration in a vacuum concentrator at the temperature of 65-85 ℃ and the vacuum degree of-0.04-0.08 Mpa until the relative density is 1.1-1.3 at the temperature of 80 ℃ to obtain herbal tea extract;
s16, paste collection: and (3) transferring the herbal tea extract into an extract collecting tank, and filtering the herbal tea extract by using a filter screen of 240 meshes or more to obtain 690-850 parts by weight of the herbal tea extract.
The traditional Chinese medicines used in the preparation method of the herbal tea granules comprise:
first, Ficus hirta, a botanical of Ficus genus of Moraceae, named after Ficus hirta, has leaves shaped like the five fingers. The hispid fig is a plant with food and medicine homology.
Wuzhimaotao is sweet in nature and slightly warm in taste. Has effects of invigorating qi, invigorating spleen, eliminating phlegm, eliminating dampness, relieving rigidity of muscles, and activating collaterals. Wherein psoralen is one of the main active components of hispid fig, has antibacterial, antiviral, anticoagulant, tumor inhibiting, and immunity regulating effects, and can improve immunity of organism.
Second, coix seed, which is a dried mature seed of coix seed of Gramineae. Yi ren is light in smell and slightly sweet in taste. The coix seed has the effects of strengthening spleen, eliminating dampness, removing arthralgia, relieving diarrhea, clearing heat and expelling pus. The neutral polysaccharide dextran mixture and acidic polysaccharide IIa-1, 2, 3, IIb parts obtained from the hot water extract of semen Coicis all show anticomplementary activity, which plays an important role in immunity.
Poria, Poria cocos, is dried sclerotium of Wolf (Schw.) Wolf, a fungus of Polyporaceae. Poria has sweet and mild taste, and has effects of promoting diuresis, eliminating dampness, invigorating spleen, and calming heart.
Four, patchouli, belong to tubular florales, perennial herb of Labiatae, patchouli is a high calcium, high carotene food, every 100g tender leaf contains 72g of water, 8.6g of protein, 1.7g of fat, 10g of carbohydrate, 6.38mg of carotene, 10.1mg of vitamin B, 20.38mg of vitamin B, 1.2mg of nicotinic acid, 23mg of vitamin C, 580mg of calcium, 104mg of phosphorus, 28.5mg of iron, 0.5% of whole herb containing aromatic volatile oil, methyl piperonyl alcohol (about 80%) in oil, limonene, α -pinene and β -pinene, p-cymene, linalool, I-caryophyllene, etc., and has a certain inhibition effect on various pathogenic fungi.
The pharmacological actions of patchouli include: has effects in regulating gastrointestinal function, promoting gastric secretion, and improving digestion. (II) has strong fungus inhibiting and antibacterial effects.
Fifthly, liquorice with the academic name: glycyrrhiza uralensis Fisch, Leguminosae, Glycyrrhiza genus perennial herb. The licorice has the effects of tonifying spleen and qi, clearing away heat and toxic materials, eliminating phlegm and stopping cough, relieving spasm and pain, and harmonizing the medicines.
In the prescription, the Ficus simplicissima lour is commonly called as the radix astragali, and has the effects of supplementing qi, nourishing yin, eliminating dampness and activating collaterals; coix seed and tuckahoe, strengthening spleen, promoting diuresis and eliminating dampness; herba Agastaches, fragrant, eliminating turbid pathogen, regulating the middle warmer and arresting vomiting; licorice root, radix Glycyrrhizae is effective in invigorating the spleen and replenishing qi, clearing away heat and toxic materials, and harmonizing the effects of the other drugs in the recipe. The medicines are combined to play the effects of supplementing qi and nourishing yin, eliminating turbid pathogen with aromatics, invigorating spleen and promoting diuresis and excreting dampness.
The Chinese medicinal herbal tea granule can regulate constitution, and keep vital qi in the interior and eliminate pathogenic factors.
Further, in S15, the vacuum concentrator is a double-effect vacuum concentrator, which is mainly composed of two heaters, two evaporators, a condenser, a liquid collection tank and a process pipeline; the heater is a tubular heat exchanger, an upper tube box of the heater is communicated with the evaporator through a diversion trench, a lower tube box of the heater is communicated with the lower part of the evaporator through a circulating tube, the combined extracting solution enters from the two heaters, the combined extracting solution is circularly heated in the heater and the evaporator through the diversion trench and the circulating tube, the temperature is controlled to be 65-85 ℃, the vacuum degree is controlled to be-0.04-0.08 MPa, and the combined extracting solution is vacuum-concentrated to the relative density of 1.1-1.3 at 80 ℃. Further preferably 1.20 to 1.25(80 ℃ C.).
Further, in S1, sucrose was pulverized before production by a universal pulverizer preloaded with a 60 mesh sieve.
Further, in S2, putting sucrose powder into a trough-shaped mixer, mixing for 2 minutes, adding herbal tea extract, mixing for 2-3 minutes, and preparing into soft materials; making the soft material into wet granules by a swing granulator with a pre-installed 14-mesh sieve, drying the wet granules by a boiling dryer, controlling the drying temperature of the material to be below 80 ℃, and observing the blowing condition of the granules in the drying process to prevent the granules from caking; drying until the water content is less than or equal to 3.0 wt%; after the granules are dried, the granules are sized by using a vibrating screen with an upper layer pre-loaded with a 10-mesh sieve and a lower layer pre-loaded with a 24-mesh sieve.
Further, in S2, putting sucrose powder and auxiliary materials into a trough-shaped mixing machine, mixing for 2 minutes, adding the herbal tea extract, mixing for 2-3 minutes, and preparing into a soft material; the adjuvant is one or two of lactose and dextrin; the amount of the auxiliary materials is a small amount of the auxiliary materials to replace the sucrose powder, so that the sum of the amounts of the auxiliary materials and the sucrose powder is 6447-6655 parts by weight.
Further, in S3, placing the qualified granules obtained after finishing the granules in a two-dimensional motion mixer, spraying volatile oil, and mixing for 10 minutes to obtain the total mixed herbal tea granules.
The herbal tea granule is prepared by the preparation method of the herbal tea granule.
The invention has the beneficial effects that:
1. the herbal tea granules are convenient to store and carry and are suitable for more popularization, and the product prepared by the preparation method of the herbal tea granules has uniform properties; the physical and chemical detection indexes are stable, and the microbial limit meets the national standard.
2. The extraction rate of the effective components of the traditional Chinese medicine is high through two times of extraction and vacuum concentration.
3. The herbal tea granules can be taken quickly, are convenient to use at home, are generally suitable for people in Guangdong regions, especially susceptible people with damp-heat, qi-deficiency constitution and the like, are cool in nature and not cold, clear heat without hurting spleen and stomach, can effectively improve human immunity, and are mild in constitution and also suitable for people.
Drawings
Fig. 1 is a schematic structural view of a double effect vacuum concentrator in embodiment 1.
Fig. 2 is a flow chart of a production process of herbal tea extract in example 1.
Detailed Description
The present invention is described in detail below with reference to specific examples, but the use and purpose of these exemplary embodiments are merely to illustrate the present invention, and do not limit the actual scope of the present invention in any way, and the scope of the present invention is not limited thereto.
Example 1
A preparation method of herbal tea granules comprises the following steps:
s1, crushing: crushing the sucrose before production by using a universal crusher pre-installed with a 60-mesh sieve; crushing sucrose into sucrose powder;
s2, granulating: putting sucrose powder into a groove-shaped mixer, mixing for 2 minutes, adding herbal tea extract, mixing for 2-3 minutes, and preparing into a soft material; making the soft material into wet granules by a swing granulator with a pre-installed 14-mesh sieve, drying the wet granules by a boiling dryer, controlling the drying temperature of the material to be below 80 ℃, and observing the blowing condition of the granules in the drying process to prevent the granules from caking; drying until the water content is less than or equal to 3.0 wt%; after the particles are dried, finishing the particles by using a vibrating screen with an upper layer preloaded with 10 meshes and a lower layer preloaded with 24 meshes;
s3 Total mixing: placing the qualified granules obtained after finishing granules in a two-dimensional motion mixer, spraying volatile oil, and mixing for 10 minutes to obtain the total mixed herbal tea granules.
Wherein the amount of the sucrose powder is 6447-6655 kg;
wherein, the herbal tea extract and the volatile oil and the dosage thereof are prepared by the following steps, which can be combined with the production process flow chart shown in figure 2:
s11, feeding: weighing hispid fig, coix seed, tuckahoe, agastache and liquorice according to the prescription amount, and putting into an extraction tank; the prescription amount is as follows: 875kg of hispid fig; 875kg of coix seeds; 656.25kg of tuckahoe; 262.5kg of cablin potchouli herb; 262.5kg of liquorice;
s12, first extraction: adding 8 times of water volume, reflux extracting for 1.5 hr, sieving with 200 mesh sieve, discharging extractive solution, and collecting residue in a tank;
s13, transferring the collected volatile oil to a clean area, passing through 200-mesh or more silk cloth, and filling into a clean sealed container; the weight of the collected volatile oil is more than or equal to 0.1 kg;
s14, second extraction: after the completion of the first liquid discharge is confirmed, adding 8 times of volume of water into an extraction tank, carrying out reflux extraction for 1h, discharging an extracting solution through a 200-mesh filter screen, discarding medicine residues, and completing the second extraction;
s15, vacuum concentration: combining the two extracting solutions, and performing vacuum concentration in a vacuum concentrator at the temperature of 65-85 ℃ and the vacuum degree of-0.04-0.08 Mpa until the relative density is 1.20-1.25 at the temperature of 80 ℃ to obtain herbal tea extract;
s16, paste collection: the herbal tea extract is transferred into an extract collecting tank, and is filtered by a filter screen of 240 meshes or more to obtain 850kg of herbal tea extract.
As a preferred embodiment, in the present embodiment, the vacuum concentrator of S15 is a double-effect vacuum concentrator, as shown in fig. 1, which mainly comprises two heaters 1 and 3, two evaporators 2 and 4, a condenser 5, a liquid collecting tank 6 and process piping; the heater 1/3 can be a tubular heat exchanger, the upper tube box of the heater 1/3 is communicated with the corresponding evaporator 2/4 through the corresponding diversion trench 11/31, the lower tube box of the heater 1/3 is communicated with the lower part of the corresponding evaporator 2/4 through the corresponding circulating tube 12/32, the combined extracting solution enters from the two heaters, the combined extracting solution is circularly heated in the heater and the evaporator through the diversion trench and the circulating tube, the temperature is controlled to be 65-85 ℃, the vacuum degree is-0.04-0.08 MPa, and the combined extracting solution is vacuum-concentrated to the relative density of 1.20-1.25 at 80 ℃.
Specifically, the double-effect vacuum concentrator is sequentially provided with a first-effect heater 1, a first-effect evaporator 2, a second-effect heater 3 and a second-effect evaporator 4 which are connected through pipelines, the second-effect evaporator 4 is communicated with a gas-liquid separator through a process pipeline, a gas path of the gas-liquid separator 8 is communicated with a condenser 5 (a second-stage shell and tube condenser can be adopted), a liquid collector 6 is arranged below the condenser 5, and a liquid path of the gas-liquid separator 8 is directly communicated with the liquid collector 6; the liquid collector 6 is provided with a vacuumizing port 61 and a liquid discharging port 62; a defoamer 7 is arranged at the top exhaust ports of the first-effect evaporator 1 and the correction evaporator 4.
One working method is that the combined extracting solution enters the primary heater 1 and the secondary heater 3 from the feeding hole 9, the primary steam A supplied by the boiler enters the shell side of the primary heater 1, the combined extracting solution of the tube side is heated and boiled, the combined extracting solution forms a steam-liquid mixture, the steam-liquid mixture is guided from the outlet of the upper tube box through the diversion trench 11 to form a complete tangential direction and enters the primary evaporator 2, the steam-liquid mixture rotates along the inner wall and flows to the bottom of the primary evaporator 2 from top to bottom, water is evaporated in the process, and steam and liquid are fully separated. The generated secondary steam rises and is pumped away after passing through the defoamer 7, and the liquid flows downwards to enter the one-effect heater 1 through the circulating pipe 12 to be heated and evaporated, so that the combined extracting solution is continuously and circularly heated, and the water is continuously evaporated to be concentrated.
The secondary steam from the first-effect evaporator 2 enters the shell pass of the second-effect heater 3 through a pipeline to replace the primary steam of a boiler as a heating source, so that the combined extracting solution of the second effect is heated, boiled and evaporated. The combined extract forms a vapor-liquid mixture, and the vapor-liquid mixture is heated in a double-effect heater 3 and a double-effect evaporator 4 in a circulating flow manner, and the water is continuously evaporated to obtain the concentrate.
After the required relative density is reached, the concentrated solution can be discharged in a hot state.
Example 2
Referring to the embodiment 1, different from the embodiment 1, the sucrose powder and the auxiliary materials are put into a groove-shaped mixing machine, mixed for 2 minutes, added with the herbal tea extract, mixed for 2-3 minutes, and made into a soft material; the auxiliary materials are lactose and dextrin; the dosage of the auxiliary materials is the partial dosage for replacing the original sucrose powder, so that the sum of the dosages of the auxiliary materials and the sucrose powder is still equal to the dosage of the original sucrose powder, namely 6447-6655 kg. Wherein the partial amount is 1% of the original sucrose powder.
And (3) performance detection:
firstly, the detection results of herbal tea extract are shown in the following table 1:
TABLE 1
Figure BDA0002447345870000071
Secondly, the detection results of the volatile oil are shown in the following table 2:
TABLE 2
Item Quality of
Traits Is golden yellow liquid; has special fragrance, pungent and bitter taste.
Thirdly, detecting the yield of the extract:
the yield is × 100 percent of the total amount of the extract/the total amount of the added pure medicinal materials
The measured yield of the herbal tea extract is 29.0%.
Fourthly, the detection results of the total mixed herbal tea granules are shown in the following table 3:
TABLE 3
Figure BDA0002447345870000072
Figure BDA0002447345870000081

Claims (7)

1. A preparation method of herbal tea granules is characterized by comprising the following steps:
s1, crushing: crushing sucrose into sucrose powder;
s2, granulating: adding sucrose powder into a mixer, adding herbal tea extract, and mixing to obtain soft material; making the soft material into wet granules by a swing granulator, drying the wet granules, and controlling the drying temperature of the material to be below 80 ℃ until the moisture is less than or equal to 3.0 wt%; after the particles are dried, finishing the particles by using a vibrating screen;
s3 Total mixing: placing the qualified granules obtained after finishing granules in a two-dimensional motion mixer, spraying volatile oil, and mixing to obtain total mixed herbal tea granules;
wherein, the amount of the sucrose powder is 6447-6655 parts by weight;
the herbal tea extract, the volatile oil and the dosage of the herbal tea extract and the volatile oil are prepared by the following steps:
s11, feeding: weighing hispid fig, coix seed, tuckahoe, agastache and liquorice according to the prescription amount, and putting into an extraction tank; the prescription amount is as follows: 800 portions of radix fici simplicissimae and 900 portions of fructus fici simplicissimae; 800 portions of coix seed and 900 portions of coix seed; 650 parts of tuckahoe and 700 parts of tuckahoe; 250 portions of patchouli and 300 portions by weight; 300 portions of liquorice 250-;
s12, first extraction: adding 8-10 times of water volume, reflux extracting for 1.5-2 hr, sieving with 200 mesh sieve, discharging extractive solution, and collecting residue in a tank to obtain first extraction;
s13, transferring the collected volatile oil to a clean area, passing through 200-mesh or more silk cloth, and filling into a clean sealed container; the weight of the collected volatile oil is more than or equal to 0.1 part by weight;
s14, second extraction: after the completion of the first liquid discharge is confirmed, adding 8-10 times of volume of water into an extraction tank, performing reflux extraction for 1-2h, discharging an extracting solution through a 200-mesh filter screen, discarding the dregs of a decoction, and completing the second extraction;
s15, vacuum concentration: combining the two extracting solutions, and performing vacuum concentration in a vacuum concentrator at the temperature of 65-85 ℃ and the vacuum degree of-0.04-0.08 Mpa until the relative density is 1.1-1.3 at the temperature of 80 ℃ to obtain herbal tea extract;
s16, paste collection: and (3) transferring the herbal tea extract into an extract collecting tank, and filtering the herbal tea extract by using a filter screen of 240 meshes or more to obtain 690-850 parts by weight of the herbal tea extract.
2. The method for preparing herbal tea granules according to claim 1, wherein in S15, the vacuum concentrator is a double-effect vacuum concentrator which mainly comprises two heaters, two evaporators, a condenser, a liquid collecting tank and a process pipeline; the heater is a tubular heat exchanger, an upper tube box of the heater is communicated with the evaporator through a diversion trench, a lower tube box of the heater is communicated with the lower part of the evaporator through a circulating tube, the combined extracting solution enters from the two heaters, the combined extracting solution is circularly heated in the heater and the evaporator through the diversion trench and the circulating tube, the temperature is controlled to be 65-85 ℃, the vacuum degree is controlled to be-0.04-0.08 MPa, and the combined extracting solution is vacuum-concentrated to the relative density of 1.1-1.3 at 80 ℃.
3. The method for preparing herbal tea granules according to claim 1, wherein sucrose is pulverized before production in S1 using a universal pulverizer pre-loaded with a 60 mesh sieve.
4. The preparation method of herbal tea granules according to claim 1, characterized in that in S2, sucrose powder is put into a trough mixer to be mixed for 2 minutes, herbal tea extract is added to be mixed for 2-3 minutes to prepare soft material; making the soft material into wet granules by a swing granulator with a pre-installed 14-mesh sieve, drying the wet granules by a boiling dryer, controlling the drying temperature of the material to be below 80 ℃, and observing the blowing condition of the granules in the drying process to prevent the granules from caking; drying until the water content is less than or equal to 3.0 wt%; after the granules are dried, the granules are sized by using a vibrating screen with an upper layer pre-loaded with a 10-mesh sieve and a lower layer pre-loaded with a 24-mesh sieve.
5. The preparation method of herbal tea granules according to claim 4, characterized in that in S2, sucrose powder and other auxiliary materials are put into a trough mixer to be mixed for 2 minutes, and the herbal tea extract is added to be mixed for 2-3 minutes to prepare soft materials; the other adjuvants are one or more of lactose, dextrin, and starch; the amount of other auxiliary materials is the amount of partial auxiliary materials for replacing the sucrose powder, so that the sum of the amounts of the other auxiliary materials and the sucrose powder is 6447-6655 parts by weight.
6. The method for preparing herbal tea granules according to claim 1, wherein in S3, the qualified granules obtained after size stabilization are placed in a two-dimensional motion mixer, sprayed with volatile oil, and mixed for 10 minutes to obtain total mixed herbal tea granules.
7. A herbal tea granule prepared by the preparation method of any one of claims 1 to 6.
CN202010282781.3A 2020-04-08 2020-04-08 Preparation method of herbal tea granules Pending CN111418672A (en)

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CN109805139A (en) * 2017-11-22 2019-05-28 惠州大亚制药股份有限公司 A kind of production method of health-care cold tea particle
CN208591558U (en) * 2018-07-07 2019-03-12 石家庄志杰科技股份有限公司 A kind of economic benefits and social benefits vacuum concentrator
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