CN-121986855-A - Contact type processing device and processing method based on ultrasonic wave black tea

CN121986855ACN 121986855 ACN121986855 ACN 121986855ACN-121986855-A

Abstract

The invention discloses a contact type processing device and a processing method based on ultrasonic black tea, which belong to the technical field of ultrasonic black tea, and comprise a base, a horizontal rotary drum, a first end cover, a second end cover, an ultrasonic assembly and a driving device; the device comprises a base, a horizontal rotary drum, a plurality of strip-shaped ultrasonic transducers, a power receiving ring, a driving device, a power receiving contact, a driving device and a driving device, wherein the first end cover and the second end cover are arranged on the base, grooves are formed in opposite sides of the first end cover and the second end cover, two ends of the horizontal rotary drum are rotatably connected in the grooves, the strip-shaped ultrasonic transducers are arranged on the inner wall of the horizontal rotary drum at intervals, the power receiving ring is fixedly arranged on the inner wall of the horizontal rotary drum, the strip-shaped ultrasonic transducers are electrically connected with the power receiving ring, the power receiving contact is arranged in the grooves of the first end cover and is electrically connected with the power receiving ring in a sliding mode, and the driving device is arranged on the base and is in transmission connection with the horizontal rotary drum. According to the invention, through the rotation of the horizontal rotary drum and the contact type ultrasonic treatment of the strip-shaped ultrasonic transducer on the inner wall, the black tea can be rapidly broken, the foreign flavor is efficiently desorbed, active substances in the tea are awakened, and the tea awakening time is shortened.

Inventors

ZHAO SHIHAO
LI JINGYI
SHEN CHENGWEN
Lv Shuji
ZHAO SIMIN
ZHAO SIYI
CHENG JUNNAN

Assignees

长沙师范学院

Dates

Publication Date: 20260508
Application Date: 20260402

Claims (9)

1. The contact type processing device based on the ultrasonic black tea is characterized by comprising a base (10), a horizontal rotary drum (20), a first end cover (30), a second end cover (40), an ultrasonic assembly (50) and a driving device (60), wherein the first end cover (30) and the second end cover (40) are fixedly arranged on the base (10), the first end cover (30) is conical and is provided with a feeding funnel (32), the second end cover (40) is funnel-shaped with a downward outlet, grooves (31) are formed in opposite sides of the first end cover (30) and the second end cover (40), two ends of the horizontal rotary drum (20) are respectively and rotatably connected in the grooves (31) of the first end cover (30) and the second end cover (40), the ultrasonic assembly (50) comprises an ultrasonic generator (51), a connecting ring (52) and a plurality of ultrasonic transducers (53), the ultrasonic transducers (53) are in strip-shaped structures, the strip-shaped ultrasonic transducers (53) are arranged on the inner wall of the horizontal rotary drum (20) at intervals, the ultrasonic generator (51) is arranged on the base (10) and is arranged on the inner wall of the horizontal rotary drum (20) close to the first end cover (20), one end of each strip-shaped ultrasonic transducer (53) is electrically connected with the corresponding electric ring (52), an electric contact (33) is arranged in the groove (31) of the first end cover (30), the ultrasonic generator (51) is electrically connected with the electric contact (33), the electric contact (33) is electrically connected with the corresponding electric ring (52) in a sliding mode, and the driving device (60) is arranged on the base (10) and is in transmission connection with the horizontal rotary drum (20) and used for driving the horizontal rotary drum (20) to rotate around the axis of the horizontal rotary drum.
2. The ultrasonic-wake-up black tea-based contact processing apparatus according to claim 1, wherein a plurality of the strip-shaped ultrasonic transducers (53) are all arranged in a spiral shape on the inner wall of the horizontal drum (20).
3. The contact type processing device based on the ultrasonic black tea waking up of claim 1, further comprising a temperature and humidity sensor (70) and a controller (80), wherein the temperature and humidity sensor (70) is arranged on the inner wall of the horizontal rotary drum (20) and is positioned between the adjacent strip-shaped ultrasonic transducers (53), the controller (80) is arranged on the base (10), the controller (80) is provided with a display screen, the temperature and humidity sensor (70) is in wireless communication connection with the controller (80), and the ultrasonic generator (51) and the driving device (60) are electrically connected with the controller (80).
4. The contact type processing device based on the ultrasonic black tea awakening device according to claim 3 is characterized by further comprising a heating and humidifying pipe (90), a hot air device (100), a humidifier (110) and a three-way electromagnetic valve (120), wherein a supporting frame (41) is fixed to the inner ring of a groove (31) of the second end cover (40), the heating and humidifying pipe (90) is arranged inside the horizontal rotary drum (20) along the axis direction of the horizontal rotary drum (20), one end of the heating and humidifying pipe (90) is fixedly connected with the first end cover (30), the other end of the heating and humidifying pipe is fixedly connected with the supporting frame (41), a plurality of air outlet holes (91) are formed in the pipe wall of the heating and humidifying pipe (90), the hot air device (100) and the humidifier (110) are arranged on a base (10), the output end of the hot air device (100) and the output end of the humidifier (110) are communicated with the air inlet end of the heating and humidifying pipe (90) through the three-way electromagnetic valve (120), and the hot air device (100), the humidifier (110) and the three-way electromagnetic valve (120) are electrically connected with the controller (80).
5. The contact type processing device based on the ultrasonic black tea waking up according to claim 1, wherein the driving device (60) comprises a motor (61) and a transmission gear (62), the motor (61) is fixed on the base (10) and is located below the horizontal rotary drum (20), the transmission gear (62) is fixedly installed on an output shaft of the motor (61), an annular gear ring (21) is fixedly arranged on the outer wall of the horizontal rotary drum (20), the transmission gear (62) is in meshed transmission with the annular gear ring (21), and the motor (61) is electrically connected with the controller (80).
6. The contact type processing method based on ultrasonic wake-up black tea is characterized by comprising the following steps of: S1, feeding, namely feeding compressed black tea to be awakened into a horizontal rotary drum (20) through a feeding funnel (32) of a first end cover (30); S2, contact type ultrasonic tea-making treatment, namely starting a driving device (60) to drive a horizontal rotary drum (20) to rotate, simultaneously starting an ultrasonic generator (51), and supplying power to a strip-shaped ultrasonic transducer (53) on the inner wall of the horizontal rotary drum (20) through sliding electric connection of an electric contact (33) and an electric contact ring (52), so that the ultrasonic transducer (53) generates ultrasonic waves, and the ultrasonic waves are subjected to contact type ultrasonic treatment with the black tea continuously contacted in the rotating process to finish tea-making of the black tea; S3, discharging, namely discharging black tea after tea-making is finished through a funnel-shaped outlet of the second end cover (40).
7. The contact processing method based on ultrasonic black tea according to claim 6, wherein in step S2, when the horizontal drum (20) rotates, the strip ultrasonic transducers (53) arranged in a spiral shape are used for scattering black tea and simultaneously conveying the black tea to the direction of the second end cover (40), so as to realize continuous black tea processing.
8. The contact processing method based on ultrasonic wake-up black tea according to claim 6, wherein in step S2, environmental temperature and humidity and black tea water content data in the horizontal drum (20) are detected in real time by a temperature and humidity sensor (70), the data are transmitted to a controller (80), the controller (80) correspondingly controls power of the ultrasonic generator (51) according to a preset threshold, and the rotation speed of the driving device (60).
9. The contact processing method based on ultrasonic wake-up black tea according to claim 6, wherein the controller (80) switches the passage through the three-way electromagnetic valve (120) according to the moisture content data detected by the temperature and humidity sensor (70), correspondingly controls the starting of the hot air device (100) or the humidifier (110), and introduces hot air or humidified gas into the horizontal rotary drum (20) through the heating and humidifying pipe (90), and adjusts the moisture content of the black tea to a preset range in cooperation with ultrasonic treatment.

Description

Contact type processing device and processing method based on ultrasonic wave black tea Technical Field The invention belongs to the technical field of ultrasonic tea-making, and particularly relates to a contact type processing device and a processing method based on ultrasonic tea-making. Background Dark tea (e.g., pu' er ripe tea, anhua dark tea, etc.) is typically stored in compressed form (cake, brick, bowl-mass) for long periods of time. Before brewing, the tea should be "dried and awakened" to wake up the activity of tea and remove the unpleasant smell. The traditional dry wake process has the following problems: The treatment period is very long, the traditional dry fermentation requires 1-3 days for ventilation and smell removal and 1-7 days for standing balance, the whole process takes 2-10 days, and the rapid treatment requirement of industrial mass production and terminal stores cannot be met; the tea-making effect is uncontrollable, namely, the tea-making effect is completely dependent on the temperature and humidity of natural environment, the air circulation degree and the artificial experience, the impurity smell is not thoroughly removed, the water content is not balanced, and the problems of uneven brewing shade and insufficient fragrance excitation are very easy to occur; The risk of food safety is high, and dust, peculiar smell and microorganism in the environment easily pollute tea leaves in the process of uncovering, ventilation and smell dispersion, so that the risk of secondary pollution exists; The cost and the loss are high, the whole process depends on manual operation and timing monitoring, the labor cost is high, broken tea is easy to generate when the tea is repeatedly turned over and transported, and the loss rate of the tea is high; It is needed to provide a processing device and a processing method for quickly desorbing the impurity taste of tea leaves, uniformly balancing the water content, waking up the content substances and improving the tea waking efficiency. Disclosure of Invention In view of the above, the present invention provides a contact processing apparatus and processing method based on ultrasonic wake-up black tea for solving the above problems. In order to achieve the above purpose, the present invention adopts the following technical scheme: The contact type processing device based on the ultrasonic black tea is characterized by comprising a base, a horizontal rotary drum, a first end cover, a second end cover, an ultrasonic assembly and a driving device, wherein the first end cover and the second end cover are fixedly arranged on the base, the first end cover is conical and is provided with a feeding funnel, the second end cover is funnel-shaped with a downward outlet, grooves are formed in opposite sides of the first end cover and the second end cover, two ends of the horizontal rotary drum are respectively and rotatably connected in the grooves of the first end cover and the second end cover, the ultrasonic assembly comprises an ultrasonic generator, an electric connection ring and a plurality of ultrasonic transducers, the ultrasonic transducers are of strip-shaped structures, the plurality of strip-shaped ultrasonic transducers are arranged on the inner wall of the horizontal rotary drum at intervals, the ultrasonic generator is arranged on the base and below the horizontal rotary drum, one end of the electric connection ring is fixedly arranged on one side of the inner wall of the horizontal rotary drum close to the first end cover, one end of the plurality of strip-shaped ultrasonic transducers is electrically connected with the electric connection ring, electric connection contacts are arranged in the grooves of the first end cover, the ultrasonic generator is electrically connected with the electric connection contact, the electric connection ring is electrically connected with the electric connection ring, the electric connection ring is electrically connected with the horizontal rotary drum, and the driving device is arranged on the horizontal rotary drum in a sliding mode, and is used for rotating around the horizontal rotary drum. Further, the plurality of strip-shaped ultrasonic transducers are all spirally arranged on the inner wall of the horizontal rotary drum. Further, the device also comprises a temperature and humidity sensor and a controller; the temperature and humidity sensor is arranged on the inner wall of the horizontal rotary drum and is positioned between the adjacent strip-shaped ultrasonic transducers, the controller is arranged on the base and is provided with a display screen, the temperature and humidity sensor is in wireless communication connection with the controller, and the ultrasonic generator and the driving device are both electrically connected with the controller. The automatic heating and humidifying device comprises a horizontal rotary drum, and is characterized by further comprising a heating and humidifying pipe