CN213549468U - Instant tea processing equipment of directional enrichment characteristic component of economic benefits and social benefits - Google Patents
Instant tea processing equipment of directional enrichment characteristic component of economic benefits and social benefits Download PDFInfo
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- CN213549468U CN213549468U CN202021975689.7U CN202021975689U CN213549468U CN 213549468 U CN213549468 U CN 213549468U CN 202021975689 U CN202021975689 U CN 202021975689U CN 213549468 U CN213549468 U CN 213549468U
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Abstract
The utility model provides an instant tea processing equipment of directional enrichment feature component of economic benefits and social benefits belongs to tealeaves deep-processing technical field. It is including drawing the jar, the jar of drawing be connected with first solvent jar and second solvent jar, draw the tank bottoms portion and be connected with the leaching liquor delivery pump, first leaching liquor storage tank and second leaching liquor storage tank are connected respectively to the discharge gate of leaching liquor delivery pump, first leaching liquor storage tank connect gradually first heat exchanger, first filter and first filtrate storage tank etc. through first filtration delivery pump. The utility model discloses can carry out the directional leaching of economic benefits and social benefits to same raw materials, obtain the instant tea that two kinds of enrichment components are different, instant tea product quality of the directional enrichment characteristic component of economic benefits and social benefits is distinctive, and the added value is higher.
Description
Technical Field
The utility model belongs to the technical field of tealeaves deep-processing, a instant tea processing equipment of directional enrichment feature component of economic benefits and social benefits is related to.
Background
Tea is a great discovery of Chinese as a beverage, and is a drink for the Chinese nation. The main taste development substances and functional components of the tea comprise polyphenols and oxidation products thereof, amino acids, caffeine, saccharides, water-soluble pectin, organic acids and the like, wherein the delicate flavor of the amino acids is an important factor for forming the taste of high-quality tea, the tea polyphenols and the oxidation products thereof are main functional components and taste development substances of the tea, and the caffeine is an important substance for bitter taste of tea soup.
The tea leaves contain various amino acids, mainly include theanine, aspartic acid, glutamic acid, arginine, serine and the like, and account for 1-4% of the dry weight of the tea leaves, and the individual high-amino-acid tea tree varieties can reach more than 7%; theanine (L-Theanine) is free amino acid and non-protein amino acid with the highest tea tree content, accounts for 1-2% of the dry weight of tea leaves, accounts for 50-60% of the total amount of amino acid in the tea leaves, and is one of the main flavor development substances of tea soup. Theanine has caramel fragrance and monosodium glutamate-like fresh taste, can relieve the bitter taste of tea, enhances sweet taste, has important significance for forming good taste of green tea, and is one of important evaluation factors of black tea quality. Theanine also has multiple health effects of promoting mental health, lowering blood pressure and the like, and particularly has obvious effects on improving cognitive level, relieving anxiety, improving mood, promoting sleep, relieving pressure and other mental health aspects. Tea polyphenol compounds are the most important quality chemical components and functional components of tea, have multiple physiological functions of resisting oxidation, removing free radicals, resisting cancer, resisting radiation, reducing fat and losing weight and the like, and are widely applied to multiple fields of food, medicine, health care products, cosmetics and the like. Caffeine, also known as caffeine, is an important food additive and medicinal raw material, and has wide application value in food, medicine and other fields.
At present, the traditional production technology of instant tea in China has a single processing technology, and the dissolution of functional components and flavor development substances is lack of effective control.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, provide an instant tea processing equipment of directional enrichment characteristic component of economic benefits and social benefits.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
an instant tea processing device for directionally enriching characteristic components with double effects comprises an extraction tank, wherein the extraction tank is connected with a first solvent tank and a second solvent tank, the bottom of the extraction tank is connected with a leaching liquor delivery pump, a discharge port of the leaching liquor delivery pump is respectively connected with a first leaching liquor storage tank and a second leaching liquor storage tank, the first leaching liquor storage tank is sequentially connected with a first heat exchanger, a first filter and a first filtrate storage tank through a first filtering delivery pump,
the second leaching liquor storage tank is sequentially connected with a second heat exchanger, a second filter and a second filtrate storage tank through a second filtering and conveying pump,
the first filtrate storage tank is connected with a first concentrator through a first concentration delivery pump, the second filtrate storage tank is connected with a second concentrator through a second concentration delivery pump, the first concentrator is connected with a vacuum freeze dryer, and the second concentrator is connected with a spray drying tower through a spray pump.
In the instant tea processing equipment for double-effect directional enrichment of characteristic components, the extraction tank is also connected with a compressed air generator.
In the instant tea processing equipment for double-effect directional enrichment of characteristic components, the compressed air generator is a nitrogen steel cylinder.
In the instant tea processing equipment for double-effect directional enrichment of characteristic components, the first heat exchanger and the second heat exchanger are respectively a plate heat exchanger or a tube heat exchanger.
In the above instant tea processing equipment for double-effect directional enrichment of characteristic components, the filter pore diameters of the first filter and the second filter are respectively 0.3-0.5 μm.
In the above instant tea processing equipment for double-effect directional enrichment of characteristic components, the first concentrator and the second concentrator are respectively connected with a first concentrated solution storage tank and a second concentrated solution storage tank, and the second concentrated solution storage tank is connected with a spray drying tower through a spray pump.
In the above instant tea processing equipment for double-effect directional enrichment of characteristic components, the horizontal heights of the bottoms of the first solvent tank and the second solvent tank are higher than the horizontal height of the top of the extraction tank.
In the above instant tea processing equipment for double-effect directional enrichment of characteristic components, the first concentrator and the second concentrator are respectively a multi-effect vacuum concentrator or a membrane concentrator.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses can carry out the directional leaching of economic benefits and social benefits to same raw materials, obtain the instant tea that two kinds of enrichment components are different, instant tea product quality of the directional enrichment characteristic component of economic benefits and social benefits is distinctive, and the added value is higher.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the device comprises an extraction tank 1, a first solvent tank 2, a second solvent tank 2a, a leaching liquor delivery pump 3, a first leaching liquor storage tank 4, a second leaching liquor storage tank 4a, a first filtering delivery pump 5, a second filtering delivery pump 5a, a first heat exchanger 6, a second heat exchanger 6a, a first filter 7, a second filter 7a, a first filtering liquor storage tank 8, a second filtering liquor storage tank 8a, a first concentrating delivery pump 9, a second concentrating delivery pump 9a, a first concentrator 10, a second concentrator 10a, a vacuum freeze dryer 11, a spray pump 12, a spray drying tower 13, a compressed air generator 14, a first concentrated liquor storage tank 15 and a second concentrated liquor storage tank 15 a.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, an instant tea processing apparatus for double-effect directional enrichment of characteristic components comprises an extraction tank 1, the extraction tank 1 is connected with a first solvent tank 2 and a second solvent tank 2a, the bottom of the extraction tank 1 is connected with a leaching liquor delivery pump 3, a discharge port of the leaching liquor delivery pump 3 is respectively connected with a first leaching liquor storage tank 4 and a second leaching liquor storage tank 4a, the first leaching liquor storage tank 4 is sequentially connected with a first heat exchanger 6, a first filter 7 and a first filtrate storage tank 8 through a first filtration delivery pump 5, the second leaching liquor storage tank 4a is sequentially connected with a second heat exchanger 6a, a second filter 7a and a second filtrate storage tank 8a through a second filtration delivery pump 5a, the first filtrate storage tank 8 is connected with a first concentrator 10 through a first concentration delivery pump 9, the second filtrate storage tank 8a is connected with a second concentrator 10a through a second concentration delivery pump 9a, the first concentrator 10 is connected to a vacuum freeze-dryer 11, and the second concentrator 10a is connected to a spray-drying tower 13 via a spray pump 12.
The working process of the embodiment is as follows:
putting tea raw materials into an extraction tank 1, putting a solvent into a first solvent tank 2, leaching for 2-4 h at 35-45 ℃ at a solid-liquid ratio of 1: 10-20 by mass to obtain a leaching solution I, pumping the leaching solution I into a first leaching solution storage tank 4 by a leaching solution delivery pump 3 for later use, leaving tea residues in the extraction tank 1,
adding a solvent into the second solvent tank 2a to the extraction tank 1, performing secondary extraction on the remaining tea residues at 90-100 ℃ for 0.5-1 h according to the mass ratio of 1: 5-8 of the solid-liquid ratio to obtain an extract II, pumping the extract into a second extract storage tank 4a by using an extract delivery pump 3, wherein the extracted solvent is preferably purified water,
the leaching liquor I is sequentially filtered by a first filtering and conveying pump 5 through a first heat exchanger 6 and a first filter 7, cooled to about 10-15 ℃ through the first heat exchanger 6, filtered by the first filter 7 with the aperture of 0.05-0.3 mu m, obtained filtrate I is stored in a first filtrate storage tank 8, the leaching liquor II is sequentially filtered by a second filtering and conveying pump 5a through a second heat exchanger 6a and a second filter 7a, cooled to about 25 ℃ through the second heat exchanger 6a, then respectively filtered by the second filter 7a with the aperture of 0.05-0.3 mu m, obtained filtrate II is stored in a second filtrate storage tank 8a,
concentrating the filtrate I by a first concentration delivery pump 9 by using a first concentrator 10, wherein the first concentrator 10 is preferably membrane concentration equipment, the temperature of the membrane concentration equipment is controlled at 10-15 ℃, the filtrate I is concentrated to 10-20 Brix to obtain a concentrated solution I, taking a proper amount of the concentrated solution I to enter a vacuum freeze dryer 11 for drying to obtain the instant tea I directionally enriched with characteristic components,
and a second concentration conveying pump 9a is used for concentrating the filtrate II by using a second concentrator 10a, the second concentrator 10a is preferably membrane concentration equipment, the temperature of the membrane concentration equipment is controlled to be about 25 ℃, the concentration is carried out to 10-15 Brix to obtain a concentrated solution II, and a spray pump 12 is used for conveying the concentrated solution II into a spray drying tower 13 to obtain the instant tea II with directionally enriched characteristic components.
The conditions of vacuum freeze drying are that the absolute vacuum degree is 15Pa, the initial temperature is-50 ℃, the final temperature is 25 ℃, the thickness of the concentrated solution is 1.0cm, and the drying time is 24 h; and the spray drying conditions of the concentrated solution II are that the temperature of an air inlet is controlled to be 170 ℃, the temperature of an air outlet is controlled to be 85 +/-5 ℃, and the rotating speed is 20-30 rpm.
The obtained instant tea I can be well dissolved in cold water, has strong fragrance, fresh and mellow taste, low phenol-ammonia ratio and high relative content of amino acid, and belongs to instant tea with characteristic components of directionally enriched amino acid; the obtained instant tea II has bitter taste, higher relative content of tea polyphenol and caffeine, and high phenol-ammonia ratio, has the efficacy of refreshing and restoring consciousness, and belongs to instant tea with characteristic components of tea polyphenol and caffeine enriched in a directed manner.
Preferably, the extraction tank 1 is further connected to a compressed air generator 14. The compressed air generator 14 may be a commercially available air compressor, and as a preferred scheme, the compressed air generator 14 is a nitrogen gas steel cylinder, and nitrogen gas is an inert gas, so that the oxidation process of tea polyphenol in the tea can be slowed down, and the color of the green tea liquor is prevented from turning red. Specifically, after the first leaching is completed, compressed air is injected into the extraction tank 1 by the compressed air generator 14, so that the pressure in the extraction tank is increased, the moisture in the tea leaves is pumped out by the leaching liquor delivery pump 3 as much as possible, the efficiency of the first leaching is improved, and the improvement of the leaching efficiency of the second leaching is also guaranteed.
In this embodiment, the first heat exchanger 6 and the second heat exchanger 6a are plate heat exchangers or tube heat exchangers, respectively. The first filter 7 and the second filter 7a have filter pore diameters of 0.3 to 0.5 μm, respectively. The first concentrator 10 and the second concentrator 10a are multi-effect vacuum concentrators or membrane concentrators, respectively. The heat exchanger, the concentrator and the filter are all in the prior art and can adopt commercial products.
The first concentrator 10 and the second concentrator 10a are respectively connected with a first concentrated solution storage tank 15 and a second concentrated solution storage tank 15a, the first concentrated solution storage tank 15 and the second concentrated solution storage tank 15a play a temporary concentrated solution storage role, and the second concentrated solution storage tank 15a is connected with the spray drying tower 13 through the spray pump 12.
The bottom of the first solvent tank 2 and the second solvent tank 2a has a higher level than the top of the extraction tank 1. That is, the first solvent tank 2 and the second solvent tank 2a are high-level tanks, and automatically inject the solvent into the extraction tank 1 by a fall.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. The processing equipment for the instant tea with the characteristic components directionally enriched by double effects comprises an extraction tank (1) and is characterized in that the extraction tank (1) is connected with a first solvent tank (2) and a second solvent tank (2a), the bottom of the extraction tank (1) is connected with a leaching liquor delivery pump (3), a discharge hole of the leaching liquor delivery pump (3) is respectively connected with a first leaching liquor storage tank (4) and a second leaching liquor storage tank (4a), the first leaching liquor storage tank (4) is sequentially connected with a first heat exchanger (6), a first filter (7) and a first filtrate storage tank (8) through a first filtering and delivering pump (5),
the second leaching liquor storage tank (4a) is sequentially connected with a second heat exchanger (6a), a second filter (7a) and a second filtrate storage tank (8a) through a second filtering and conveying pump (5a),
the first filtrate storage tank (8) is connected with a first concentrator (10) through a first concentration delivery pump (9), the second filtrate storage tank (8a) is connected with a second concentrator (10a) through a second concentration delivery pump (9a), the first concentrator (10) is connected with a vacuum freeze dryer (11), and the second concentrator (10a) is connected with a spray drying tower (13) through a spray pump (12).
2. The double-effect directional characteristic component enrichment instant tea processing equipment according to claim 1, characterized in that the extraction tank (1) is also connected with a compressed air generator (14).
3. The apparatus for processing instant tea with double effect and directional enrichment of characteristic components according to claim 2, characterized in that the compressed air generator (14) is a nitrogen cylinder.
4. The double-effect directional characteristic component enrichment instant tea processing equipment according to claim 1, wherein the first heat exchanger (6) and the second heat exchanger (6a) are respectively a plate heat exchanger or a tube heat exchanger.
5. The double-effect directional feature-enriched instant tea processing equipment according to claim 1, wherein the filter pore size of the first filter (7) and the second filter (7a) is 0.3-0.5 μm.
6. The double-effect directional characteristic component enrichment instant tea processing equipment according to claim 1, wherein the first concentrator (10) and the second concentrator (10a) are respectively connected with a first concentrated solution storage tank (15) and a second concentrated solution storage tank (15a), and the second concentrated solution storage tank (15a) is connected with the spray drying tower (13) through a spray pump (12).
7. The double effect directional enrichment feature ingredient instant tea processing device according to claim 1, characterized in that the bottom of the first solvent tank (2) and the second solvent tank (2a) has a higher level than the top of the extraction tank (1).
8. The double-effect directional feature ingredient enrichment instant tea processing equipment according to claim 1, characterized in that the first concentrator (10) and the second concentrator (10a) are respectively a multi-effect vacuum concentrator or a membrane concentrator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021975689.7U CN213549468U (en) | 2020-09-10 | 2020-09-10 | Instant tea processing equipment of directional enrichment characteristic component of economic benefits and social benefits |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021975689.7U CN213549468U (en) | 2020-09-10 | 2020-09-10 | Instant tea processing equipment of directional enrichment characteristic component of economic benefits and social benefits |
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| CN213549468U true CN213549468U (en) | 2021-06-29 |
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| CN202021975689.7U Active CN213549468U (en) | 2020-09-10 | 2020-09-10 | Instant tea processing equipment of directional enrichment characteristic component of economic benefits and social benefits |
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