CN111328892B - Tea extract processing line and processing technology thereof - Google Patents
Tea extract processing line and processing technology thereof Download PDFInfo
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- CN111328892B CN111328892B CN202010260068.9A CN202010260068A CN111328892B CN 111328892 B CN111328892 B CN 111328892B CN 202010260068 A CN202010260068 A CN 202010260068A CN 111328892 B CN111328892 B CN 111328892B
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/16—Tea extraction; Tea extracts; Treating tea extract; Making instant tea
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/40—Tea flavour; Tea oil; Flavouring of tea or tea extract
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/32—Filling devices
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- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Mechanical Engineering (AREA)
- Tea And Coffee (AREA)
Abstract
The invention discloses a tea extract processing line and a processing technology thereof, wherein the tea extract processing line comprises aroma raising equipment, extraction equipment and a conveying device which is connected between a discharge port of the aroma raising equipment and a feeding port of the extraction equipment, during processing, tea leaves are firstly conveyed into the aroma raising equipment to be subjected to aroma raising treatment so as to remove old flavor of the tea leaves, and then the conveying device is utilized to convey the tea leaves subjected to aroma raising treatment into the extraction equipment to be subjected to extraction treatment, so that tea extract is obtained. The tea extract processing line has reasonable and novel structure, is simple and easy to operate and control, can obtain the tea extract with high tea fragrance, fresh and cool taste, sufficient tea feel and good sweet return, and can meet the requirements of consumers on the taste and quality of tea beverage products and the industrial production requirements of the tea extract.
Description
Technical Field
The invention relates to the technical field of food processing, and particularly provides a tea extract processing line and a processing technology thereof.
Background
Along with the increasing of the living standard of people and the increasing of the health concept, the requirements of consumers on the aspects of taste, quality, safety and the like of tea beverages are also higher and higher, and no additive and pure nature are the main direction of the future development of the tea beverages.
As is known, the taste and aroma of the tea liquid obtained by the same tea through different brewing modes are different, and even the difference is very large, for example: gao Wenchong has good tea flavor when being brewed, but the flavor is rich and bitter; when the tea is brewed at low temperature, the taste is fresh and cool, but the fragrance is insufficient. Therefore, in the conventional tea extract production, it is difficult to obtain a tea extract having excellent sensory properties such as tea aroma and tea taste without adding the tea extract. Therefore, the tea extract processing line and/or the processing technology which can not only improve the taste and the quality of the tea extract, but also meet the industrial production requirement are provided, and the technical problem to be solved in the tea beverage industry is urgent.
In view of this, the present invention has been made.
Disclosure of Invention
In order to overcome the defects, the invention provides the tea extract processing line and the processing technology thereof, and the processing line has reasonable and novel structure, simple operation and easy control, can obtain the tea extract with high tea fragrance, fresh and cool taste, sufficient tea feel and good sweet return, can meet the requirements of consumers on the taste and quality of tea beverage products, and can also meet the production requirements of tea extract industrialization.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a tea extract processing line, includes the aroma raising equipment that is used for carrying out aroma raising to tealeaves, is used for carrying out extraction to tealeaves and handles extraction equipment and conveyor, just conveyor link up arrange in between aroma raising equipment's discharge gate with extraction equipment's feed inlet.
As a further development of the invention, the aroma extraction device, the conveying means and the extraction device are arranged in a linear manner.
As a further improvement of the invention, the aroma raising equipment comprises a machine box body, a conveying device for conveying tea leaves, a far infrared generator and a vibration generating device, wherein the conveying device is arranged in the machine box body in a penetrating way, the feeding side and the discharging side of the conveying device respectively extend out of the machine box body, the part of the conveying device arranged in the machine box body is obliquely arranged relative to the horizontal plane, and the inclination angle can be adjusted; the far infrared generator is positioned and arranged in the machine box body, and is positioned above the conveying device; the vibration generating device can act on the conveying device to enable the conveying device to vibrate;
The extraction equipment is provided with an extraction container body and a stirring paddle which is arranged in the extraction container body and can rotate relative to the extraction container body;
the conveying device adopts a lifting type conveyor, the feeding side of the conveying device is correspondingly arranged at the discharging side of the conveying device, and the discharging side of the conveying device is correspondingly arranged at the feeding port of the extraction container body.
As a further improvement of the invention, the case body is provided with a base and a case body, the case body is a hollow structure body with an open lower side, and the lower side of the case body is also connected to the top side of the base in a sealing way;
The conveying device is provided with two mounting plate frames which are long and transversely arranged side by side, a conveying belt movably arranged between the two mounting plate frames, and a power unit which is arranged on the mounting plate frames and can drive the conveying belt to move, wherein each mounting plate frame is divided into three sections, namely a feeding section, a middle section and a discharging section which are sequentially arranged along the conveying direction of the conveying belt, the feeding section and the discharging section extend out of the case body, the middle section is obliquely arranged in the case body, and the inclination angle of the middle section relative to the horizontal plane can be adjusted;
In addition, the structure for realizing the adjustable inclination angle of the middle section relative to the horizontal plane is as follows: be equipped with a plurality of be vertical slope arrangement's bracing piece, a plurality of the bracing piece is multisection suit and can fix a position telescopic connection's telescopic link, divide equally a plurality of the bracing piece into two sets of, be located a plurality of in one of them a plurality of bracing piece upper end respectively corresponding articulated install in two on the feed section, be located a plurality of in another group the bracing piece upper end respectively corresponding articulated install in two on the discharge section, and a plurality of the bottom of bracing piece still do not articulated install in on the frame top side.
As a further improvement of the invention, the aroma raising equipment further comprises an adjusting component for controlling the feeding quantity of tea leaves, the adjusting component is provided with two adjusting supporting rods and a baffle plate, wherein the two adjusting supporting rods are oppositely arranged and can be respectively and fixedly arranged on the outer sides of the two feeding sections in an adjustable locking manner relative to the vertical positions of the two feeding sections, the baffle plate is positioned and connected between the two adjusting supporting rods, and meanwhile, the baffle plate is also suspended above the conveying belt.
As a further improvement of the invention, the vibration generating device comprises a variable frequency motor, a cam, two sliding blocks and a sliding rod, wherein the variable frequency motor is positioned and installed on the machine base, the cam is arranged in the machine case main body and is movably installed on the top side of the machine base through a rotating shaft, the rotating shaft is also in transmission connection with a power output shaft of the variable frequency motor through a belt pulley and a belt, the two sliding blocks are respectively and slidably installed on the lower sides of the two middle sections, a vibrator capable of touching the conveying belt is also installed between the two sliding blocks, one end of the sliding rod is hinged on the cam, and the other end of the sliding rod is respectively hinged with the two sliding blocks.
As a further improvement of the invention, the extraction container body is provided with a container main body and a heat preservation interlayer wrapped on the outer wall of the container main body, the heat preservation interlayer is communicated with an external steam supply device, and the stirring paddle is rotatably arranged in the container main body;
The feeding side of the conveying device is correspondingly arranged below the discharging side of the conveying device, and the discharging side of the conveying device is correspondingly arranged above the feeding port of the extraction container body.
The invention also provides a processing technology of the tea extract, which adopts the tea extract processing line to process and produce, and comprises the following processing steps:
Step 1): conveying the tea leaves to aroma raising equipment for aroma raising treatment so as to remove the stale flavor of the tea leaves;
step 2): and (3) conveying the tea leaves subjected to aroma extraction treatment to extraction equipment by using a conveying device for extraction treatment, and thus obtaining the tea extract.
As a further improvement of the present invention, in the step 1), the aroma raising treatment adopts a far infrared aroma raising treatment process, and the processing parameters of the aroma raising treatment are as follows: the fragrance raising temperature is 100-400 ℃, and the fragrance raising time is 10-40 seconds;
in the step 2), the tea leaves after aroma extraction are put into an extraction container body of the extraction equipment to be subjected to low-temperature extraction treatment with the extraction temperature of 10-50 ℃;
in addition, before tea leaves are put into the extraction container body, preheating treatment is carried out at the temperature of 60-80 ℃ so that the temperature of the extraction container body before the extraction treatment is matched with the temperature of the tea leaves.
The beneficial effects of the invention are as follows: ① The tea extract processing line has reasonable and novel structure, and when the tea extract processing line is used for production, the aroma raising equipment is used for carrying out aroma raising (re-firing) treatment on tea leaves so as to remove the old taste of the tea leaves and raise the aroma of the tea leaves, and the extraction equipment is used for carrying out extraction treatment on the tea leaves after aroma raising, so that the tea extract with high aroma, fresh and cool taste, sufficient tea feel and good sweet return can be obtained, thereby meeting the requirements of consumers on the taste and quality of tea beverage products and meeting the production requirements of tea extract industrialization. ② When the aroma raising equipment works, on one hand, the aroma raising temperature can be adjusted by controlling the far infrared generator, and on the other hand, the aroma raising time can be adjusted by adjusting and controlling the inclination angle of the middle section relative to the horizontal plane, the conveying speed of the conveying belt and the like, so that the aroma of tea can be well excited, the freshness of the tea can be improved, and the guarantee is provided for obtaining the tea extract with rich tea aroma and mellow taste in the subsequent extraction process. ③ The invention utilizes the conveying device to quickly convey the tea leaves after aroma extraction into the extraction equipment, so that the aroma loss of the tea leaves can be effectively reduced, and the subsequent low-temperature extraction processing of the tea leaves is facilitated.
Drawings
FIG. 1 is a schematic diagram of a tea extract processing line according to the present invention;
FIG. 2 is a schematic diagram of the structure of the aroma raising device according to the present invention;
FIG. 3 is an enlarged schematic view of the portion A shown in FIG. 2;
fig. 4 is a schematic structural view of the extraction apparatus according to the present invention.
The following description is made with reference to the accompanying drawings:
1-a fragrance extracting device; 10, a machine box body; 100-stand; 101-a case main body; 11-a conveyor; 110-mounting plate rack; 12-a far infrared generator; 13-a vibration generating device; 130-a variable frequency motor; 131-a slider; 132—a slide bar; 14-supporting rods; 15-an adjusting assembly; 2-an extraction device; 20-extracting container body; 21-stirring paddles; 3-conveying device.
Detailed Description
Further advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure, by describing embodiments of the present invention with reference to specific examples.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the invention to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the invention, are included in the spirit and scope of the invention which is otherwise, without departing from the spirit or scope thereof.
Example 1:
Referring to fig. 1, a schematic structure of a tea extract processing line according to the present invention is shown. The tea extract processing line comprises aroma extracting equipment 1 for extracting aroma of tea, extracting equipment 2 for extracting the tea and a conveying device 3, wherein the conveying device 3 is connected between a discharge port of the aroma extracting equipment 1 and a feed port of the extracting equipment 2.
In this embodiment, the aroma extracting device 1, the conveying device 3 and the extracting device 2 are preferably arranged linearly. The arrangement of the three devices/apparatuses is determined according to the production environment and is not limited to one of the above-described linear arrangements.
In this embodiment, preferably, the aroma raising apparatus 1 includes a machine box 10, a conveying device 11 for conveying tea leaves, a far infrared generator 12 and a vibration generating device 13, as can be seen in fig. 2 and fig. 3, where the conveying device 11 is disposed in the machine box 10 in a penetrating manner, and a feeding side and a discharging side of the conveying device 11 respectively extend out of the machine box 10, and a portion of the conveying device 11 disposed in the machine box 10 is disposed in an inclined manner with respect to a horizontal plane, and an inclination angle can be adjusted; the far infrared generator 12 is positioned and built in the case 10, and meanwhile, the far infrared generator 12 is also positioned above the conveying device 11; the vibration generating device 13 is capable of acting on the conveying device 11 to cause the conveying device 11 to vibrate;
Referring to fig. 4, the extraction apparatus 2 has an extraction vessel 20 and a paddle 21 mounted in the extraction vessel 20 and rotatable relative to the extraction vessel;
The conveying device 3 adopts a lifting type conveyor (which belongs to a common conveying device in industry and is not described in detail herein), and the feeding side of the conveying device 3 is correspondingly arranged at the discharging side (namely, the discharging port) of the conveying device 11, and the discharging side of the conveying device 3 is correspondingly arranged at the feeding port of the extraction container body 20.
Further preferably, the case 10 has a base 100 and a case body 101, the case body 101 is a hollow structure with an open bottom, and the bottom of the case body 101 is also hermetically connected to the top of the base 100;
The conveying device 11 is provided with two elongated installation plate frames 110 which are transversely arranged side by side, a conveying belt movably installed between the two installation plate frames 110 through a rotating shaft I, and a power unit which is installed on the installation plate frames 110 and can drive the conveying belt to move, wherein each installation plate frame 110 is divided into three sections, namely a feeding section, a middle section and a discharging section which are sequentially arranged along the conveying direction of the conveying belt, the feeding section and the discharging section are horizontally arranged, the feeding section and the discharging section extend out of the case main body 101, the middle section is obliquely arranged in the case main body 101, the inclination angle of the middle section relative to the horizontal plane can be adjusted, and the time for far infrared aroma raising treatment of tea leaves can be controlled by adjusting the inclination angle of the middle section relative to the horizontal plane and adjusting the conveying speed of the conveying belt; supplementary explanation: the power unit conventionally comprises a motor arranged on a mounting plate frame, two belt pulleys respectively sleeved on a power output shaft and a rotating shaft I of the motor, and a synchronous belt sleeved on the two belt pulleys, which belongs to conventional technical means well known to those skilled in the mechanical field;
In addition, the structure for realizing the adjustable inclination angle of the middle section relative to the horizontal plane is as follows: the device comprises a plurality of support rods 14 which are vertically and obliquely arranged, wherein the support rods 14 are telescopic rods which are sleeved in multiple sections and can be positioned and connected in a telescopic manner, the support rods 14 are uniformly divided into two groups, the upper ends of the support rods 14 in one group are respectively and correspondingly hinged to two feeding sections, the upper ends of the support rods 14 in the other group are respectively and correspondingly hinged to two discharging sections, or the upper ends of the support rods 14 in the other group are respectively and correspondingly hinged to two middle sections, and the bottom ends of the support rods 14 are respectively and hingedly mounted on the top side of the machine base 100; the inclination angle of the middle section relative to the horizontal plane can be adjusted by adjusting the telescopic lengths of the plurality of support rods, and in addition, in the embodiment, the inclination angle of the middle section relative to the horizontal plane is preferably controlled to be 5-20 degrees.
Still preferably, the aroma raising apparatus 1 further includes an adjusting component 15 for controlling the feeding amount of tea leaves, the adjusting component 15 has two adjusting supporting rods and a baffle, where the two adjusting supporting rods are oppositely arranged and can be fixed on the outer sides of the two feeding sections in a locked manner with respect to the vertical positions of the two feeding sections (the two feeding sections can be matched by providing a plurality of mounting holes arranged along the vertical interval), the baffle is connected between the two adjusting supporting rods in a positioning manner, and meanwhile, the baffle is also suspended above the conveyor belt, namely: the gap between the bottom side of the baffle plate and the conveyor belt can be adjusted by adjusting the vertical heights of the two adjusting stay bars relative to the two feeding sections, so that the feeding amount of tea can be controlled.
Further preferably, the vibration generating device 13 includes a variable frequency motor 130, a cam, two sliders 131 and a sliding rod 132, as shown in fig. 3, where the variable frequency motor 130 is positioned and mounted on the chassis 100, the cam is disposed in the chassis body 101 and is movably mounted on the top side of the chassis 100 through a rotating shaft (specifically, a support is disposed on the top side of the chassis 14, the cam is rotatably mounted on the support through the rotating shaft), the rotating shaft is further in driving connection with a power output shaft of the variable frequency motor 130 through a belt pulley and a belt, the two sliders 131 are respectively slidably mounted on the lower sides of the two middle sections (by laying sliding rails or disposing sliding grooves on the lower sides of the two middle sections), a vibrator capable of touching the conveyor belt is further mounted between the two sliders 131, one end of the sliding rod 132 is hinged on the cam through a pin, and the other end of the sliding rod 132 is respectively hinged with the two sliders 131. The variable frequency motor 130 drives the cam to rotate, and the rotation of the cam can drive the slide bars 132 to act and further drive the two slide blocks 131 to reciprocate along the length direction of the middle section, so that the vibrator can vibrate the conveyor belt reciprocally, and tea dispersion is facilitated.
Further preferably, the extraction container 20 has a container main body and a heat insulation interlayer wrapped on an outer wall of the container main body, the heat insulation interlayer is communicated with an external steam supply device, the stirring paddle 21 is rotatably installed in the container main body, and of course, a driving motor for driving the stirring paddle to rotate is also installed on the outer wall of the container main body, which is common knowledge;
The feeding side of the conveying device 3 is correspondingly arranged below the discharging side of the conveying device 11, and the discharging side of the conveying device 3 is correspondingly arranged above the feeding port of the extraction container body 20.
Example 2:
The invention also provides a processing technology of the tea extract, which adopts the tea extract processing line to process and produce, and comprises the following processing steps:
Step 1): the tea leaves are conveyed into the aroma raising equipment 1 for aroma raising treatment (or called re-firing treatment) so as to remove the stale flavor of the tea leaves, the aroma raising treatment adopts a far infrared aroma raising treatment process, and the processing parameters of the aroma raising treatment are as follows: the aroma raising temperature is 100-400 ℃ (300 ℃ can be optimally controlled), and the aroma raising time is 10-40 seconds (during production, the aroma raising time is adjusted according to the factors such as tea varieties, the conveying speed of a conveying belt and the like);
Step 2): the tea leaves after the aroma extraction treatment are conveyed into an extraction container body 20 of extraction equipment 2 by a conveying device 3, and are subjected to low-temperature extraction treatment at the extraction temperature of 10-50 ℃ to obtain tea extract.
In addition, preferably, the extraction container body 20 is preheated at 60-80 ℃ before tea leaves are put into the extraction container, so that the temperature of the extraction container body 20 before the extraction treatment is matched with the temperature of the tea leaves, the tea leaves can be ensured not to be cooled immediately after entering the extraction container body, and the aroma loss of the tea leaves can be reduced to the greatest extent during the subsequent extraction.
In conclusion, the tea extract processing line has reasonable and novel structure, is simple and easy to operate and control, can obtain the tea extract with high tea fragrance, fresh and cool taste, sufficient tea feel and good sweet return, and can meet the requirements of consumers on the taste and quality of tea beverage products and the industrial production requirements of the tea extract.
The above description is only of the preferred embodiments of the present invention, but not intended to limit the invention, and it should be noted that it is possible for a person skilled in the art to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should be considered as being within the scope of the present invention.
Claims (6)
1. A tea extract processing line, characterized in that: the device comprises a fragrance extracting device (1) for extracting fragrance from tea leaves, an extracting device (2) for extracting the tea leaves and a conveying device (3), wherein the conveying device (3) is connected between a discharge hole of the fragrance extracting device (1) and a feed hole of the extracting device (2);
The aroma raising equipment (1) comprises a machine box (10), a conveying device (11) for conveying tea leaves, a far infrared generator (12) and a vibration generating device (13), wherein the conveying device (11) is arranged in the machine box (10) in a penetrating mode, a feeding side and a discharging side of the conveying device (11) respectively extend out of the machine box (10), and a part of the conveying device (11) arranged in the machine box (10) is obliquely arranged relative to the horizontal surface, and an inclination angle can be adjusted; the far infrared generator (12) is positioned and built in the case body (10), and meanwhile, the far infrared generator (12) is also positioned above the conveying device (11); the vibration generating device (13) is capable of acting on the conveying device (11) to cause the conveying device (11) to vibrate;
The extraction device (2) comprises an extraction container body (20) and a stirring paddle (21) which is arranged in the extraction container body (20) and can rotate relative to the extraction container body;
the conveying device (3) adopts a lifting type conveyor, the feeding side of the conveying device (3) is correspondingly arranged at the discharging side of the conveying device (11), and the discharging side of the conveying device (3) is correspondingly arranged at the feeding port of the extraction container body (20);
The machine box body (10) is provided with a machine base (100) and a machine box body (101), the machine box body (101) is a hollow structure body with an open lower side, and the lower side of the machine box body (101) is also connected to the top side of the machine base (100) in a sealing manner;
The conveying device (11) is provided with two mounting grillages (110) which are long and are transversely arranged side by side, a conveying belt which is movably arranged between the two mounting grillages (110), and a power unit which is arranged on the mounting grillages (110) and can drive the conveying belt to move, wherein each mounting grillage (110) is divided into three sections, namely a feeding section, a middle section and a discharging section which are sequentially arranged along the conveying direction of the conveying belt, the feeding section and the discharging section extend out of the case main body (101), the middle section is obliquely arranged in the case main body (101), and the inclination angle of the middle section relative to the horizontal plane can be adjusted;
In addition, the structure for realizing the adjustable inclination angle of the middle section relative to the horizontal plane is as follows: the device comprises a plurality of support rods (14) which are vertically and obliquely arranged, wherein the support rods (14) are telescopic rods which are sleeved in multiple sections and can be positioned and connected in a telescopic manner, the support rods (14) are equally divided into two groups, the upper ends of a plurality of support rods (14) in one group are respectively and correspondingly hinged to two feeding sections, the upper ends of a plurality of support rods (14) in the other group are respectively and correspondingly hinged to two discharging sections, and the bottom ends of the support rods (14) are respectively and respectively hinged to the top side of the machine base (100);
The aroma extraction equipment (1), the conveying device (3) and the extraction equipment (2) are linearly arranged.
2. A tea extract processing line as claimed in claim 1, wherein: the aroma raising equipment (1) further comprises an adjusting component (15) for controlling the feeding quantity of tea leaves, the adjusting component (15) is provided with two adjusting supporting rods and a baffle plate, wherein the two adjusting supporting rods are oppositely arranged and can be respectively and fixedly installed on the outer sides of the two feeding sections in an adjustable mode relative to the vertical positions of the two feeding sections, the baffle plate is connected between the two adjusting supporting rods in a positioning mode, and meanwhile the baffle plate is suspended above the conveying belt.
3. A tea extract processing line as claimed in claim 1, wherein: the vibration generating device (13) comprises a variable frequency motor (130), a cam, two sliding blocks (131) and a sliding rod (132), wherein the variable frequency motor (130) is installed on the machine base (100) in a positioning mode, the cam is arranged in the machine box main body (101) and is movably installed on the top side of the machine base (100) through a rotating shaft, the rotating shaft is further connected with a power output shaft of the variable frequency motor (130) through a belt pulley and a belt in a transmission mode, the two sliding blocks (131) are respectively and slidably installed on the lower sides of the two middle sections, a vibrator capable of touching a conveying belt is further installed between the two sliding blocks (131), one end of the sliding rod (132) is hinged to the cam, and the other end of the sliding rod (132) is hinged to the two sliding blocks (131) respectively.
4. A tea extract processing line as claimed in claim 1, wherein: the extraction container body (20) is provided with a container main body and a heat preservation interlayer wrapping the outer wall of the container main body, the heat preservation interlayer is communicated with an external steam supply device, and the stirring paddle (21) is rotatably arranged in the container main body;
The feeding side of the conveying device (3) is correspondingly arranged below the discharging side of the conveying device (11), and the discharging side of the conveying device (3) is correspondingly arranged above the feeding port of the extraction container body (20).
5. A processing technology of tea extract is characterized in that: processing with a tea extract processing line according to any one of claims 1 to 4, comprising the steps of:
step 1): conveying the tea leaves into aroma raising equipment (1) for aroma raising treatment so as to remove the stale flavor of the tea leaves;
Step 2): and (3) conveying the tea leaves subjected to the aroma extraction treatment to extraction equipment (2) for extraction treatment by using a conveying device (3), so as to obtain the tea extract.
6. A process for the processing of tea extract as claimed in claim 5, wherein: in the step 1), the aroma raising treatment adopts a far infrared aroma raising treatment process, and the processing parameters of the aroma raising treatment are as follows: the fragrance raising temperature is 100-400 ℃, and the fragrance raising time is 10-40 seconds;
in the step 2), the tea leaves after aroma extraction are put into an extraction container body (20) of the extraction equipment (2) to be subjected to low-temperature extraction treatment with the extraction temperature of 10-50 ℃;
Before tea leaves are put into the extraction container (20), the extraction container is subjected to a preheating treatment at a temperature of 60-80 ℃ so that the temperature of the extraction container (20) before the extraction treatment matches the temperature of the tea leaves.
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|---|---|
| CN111328892A (en) | 2020-06-26 |
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