CN214629601U

CN214629601U - Tea fermentation device

Info

Publication number: CN214629601U
Application number: CN202120915380.7U
Authority: CN
Inventors: 杨娟; 袁林颖; 王杰; 陈善敏; 吴全; 徐泽; 钟应富; 邬秀宏; 邓敏
Original assignee: Chongqing Yunling Tea Industry Technology Co ltd
Current assignee: Chongqing Yunling Tea Industry Technology Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-09
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to the technical field of tea production equipment, and provides a tea fermentation device; the tea fermentation device of the utility model comprises a fermentation box body, a temperature control device and a humidity control device which are arranged in the fermentation box body, and a stirring arm and a liftable tray bracket are also arranged in the fermentation box body; the tray bracket is provided with a tray for holding tea; the stirring arm is arranged corresponding to the tray and comprises a main body rod, an installation shaft and stirring rods, one end of the installation shaft is fixedly connected with the side wall of the main body rod, the stirring rods are arranged on the side wall, opposite to the installation shaft, of the main body rod, one end of each stirring rod extends downwards, and the stirring rods are arranged at intervals along the axial direction of the main body rod; the stirring arm is rotatably arranged above the tray through a mounting shaft; the tray bracket is lifted to enable the lower end of the stirring rod to extend into the tray; the fermentation box body is also provided with a transmission mechanism and a rotation driver which can drive the mounting shaft to rotate; it can turn over tea during fermentation, so that the tea is uniformly oxidized, and the fermentation quality of the tea is improved.

Description

Tea fermentation device

Technical Field

The utility model relates to a tealeaves production facility technical field, concretely relates to tealeaves fermenting installation.

Background

Because the tea has good health care function, the tea is popular with consumers and even developed into tea ceremony. Through modern scientific separation and identification, the tea contains more than four hundred and fifty organic chemical components and more than forty inorganic mineral elements; the tea contains catechin, cholestenone, caffeine, inositol, folic acid, pantothenic acid, etc., and can promote health.

The fermented tea is a general name of tea which has a process of fermentation in tea making, tea leaves of tea tree buds are made into raw tea through primary processing procedures of withering, rolling, cutting, fermentation, drying and the like, and then the raw tea is refined to obtain the fermented tea. Can be divided into light fermented tea, semi-fermented tea, full-fermented tea and post-fermented tea. The fermentation process in the fermented tea is the key to whether high-quality fermented tea can be obtained. The traditional fermentation process is to place the rolled tea leaves in a fermentation room for fermentation, and manually control the temperature, humidity and oxygen content in the fermentation room, namely manually sprinkling water to the tea leaves in due time according to experience, and turning over the tea leaves.

The traditional fermentation mode has strong dependence on the technical experience of workers and low fermentation efficiency. Present tealeaves fermenting installation many holds frame, confession wet heating system, temperature and humidity detector and ventilation system including the fermentation chamber and assemble the tealeaves in this fermentation chamber, and tealeaves is placed on tealeaves holds the frame, detects data such as the temperature in the fermentation chamber and humidity according to temperature and humidity detector and for the operation of foundation control fermenting installation. However, the tea leaf fermentation apparatus has the following problems: the tea leaves cannot be automatically turned, so that the tea leaves cannot be uniformly oxidized, if the operation is to be implemented, the fermentation chamber needs to be manually opened, the temperature in the fermentation chamber is reduced to a certain value, and the operation can be implemented, and after the operation is turned, the temperature and the humidity in the fermentation chamber need to be readjusted to be set values, so that the energy consumption is increased, the fermentation quality is reduced, and the tea leaf quality is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a tea fermentation device; the problem that the existing tea fermentation equipment cannot turn the tea is solved, and the tea fermentation quality is improved.

In order to realize the aim, the tea fermentation device comprises a fermentation box body, and a temperature control device and a humidity control device which are arranged in the fermentation box body, wherein a stirring arm and a liftable tray support are also arranged in the fermentation box body; the tray bracket is provided with a tray for containing tea; the stirring arm is arranged corresponding to the tray and comprises a main body rod, an installation shaft and stirring rods, one end of the installation shaft is fixedly connected with the side wall of the main body rod, the stirring rods are arranged on the side wall of the main body rod opposite to the installation shaft, one end of each stirring rod extends downwards, and the stirring rods are arranged at intervals along the axial direction of the main body rod; the stirring arm is rotatably arranged above the tray through the mounting shaft; the tray bracket is lifted to enable the lower end of the stirring rod to extend into the tray; the fermentation box body is further provided with a transmission mechanism and a rotary driver, and the rotary driver can drive the installation shaft to rotate through the transmission mechanism.

According to the tea fermentation device in the technical scheme, when tea is fermented, the tray support rises to enable the stirring rod to extend into the tray; the rotation drive drives the installation shaft through the transmission mechanism, so that the stirring arm rotates around the installation shaft, and the stirring rod rotates along with the stirring arm to stir tea leaves, so that the tea leaves can be uniformly oxidized, and the fermentation quality of the tea leaves is improved.

In one embodiment, the transmission mechanism further comprises a transmission shaft, the transmission shaft is perpendicular to the installation shaft and rotatably arranged on the fermentation box body, and one end of the transmission shaft is arranged in the fermentation box body and connected with the installation shaft through gear transmission; the other end of the transmission shaft extends out of the fermentation box body and is connected with the rotary driver through belt transmission or chain transmission.

In one embodiment, a worm is further arranged on the transmission shaft, a worm wheel is further arranged on the mounting shaft, and the transmission shaft is connected with the mounting shaft through meshing of the worm wheel and the worm.

The worm gear cooperation can make the installation axle carry out big drive ratio for the transmission shaft and slow down to in the rotational speed of control stirring arm, prevent that stirring arm from rotating the tray with tealeaves sweeping out at the excessive speed.

In one embodiment, the number of the trays is multiple, the trays are arranged on the tray support at intervals along the vertical direction, the stirring arms and the transmission shafts are respectively arranged corresponding to the trays, the transmission shafts are parallel to each other, the transmission shaft close to the rotating driver is connected with the rotating driver through belt transmission or chain transmission, and the transmission shafts are sequentially connected through belt transmission or chain transmission.

The rotary driver drives the stirring arms to synchronously rotate through belt transmission or chain transmission and a transmission shaft.

In one embodiment, a vertical guide rail is arranged in the fermentation box body, the tray support is slidably arranged on the guide rail, a vertically arranged telescopic driver is further arranged on the fermentation box body, and the telescopic driver is connected with the tray support and used for driving the tray support to lift.

In one embodiment, the telescopic drive is a hydraulic cylinder or a cushioned cylinder.

In one embodiment, the stirring arm is further provided with an air conveying channel, an air inlet of the air conveying channel is arranged at one end of the mounting shaft, which is far away from the main body rod, and an air outlet of the air conveying channel is respectively arranged on each stirring rod; the fermentation box body is also provided with a gas pipe, one end of the gas pipe is connected with the gas inlet through a rotary joint, and the other end of the gas pipe is used for introducing gas.

During fermentation, oxygen can be filled into the bottom of the tea through the gas transmission pipe and the gas transmission channel, and the oxygen concentration is adjusted, so that the tea is uniformly oxidized.

In one embodiment, the air outlet is provided on a side wall of a lower end of the whipping bar.

The tea leaves can be prevented from blocking the air outlet when the tray support is lifted.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

Fig. 1 is a front view of a tea leaf fermentation device according to an embodiment of the present invention;

FIG. 2 is a partial sectional view A-A of the tea leaf fermenting apparatus shown in FIG. 1;

FIG. 3 is a schematic structural view of a tray support of the tea leaf fermenting apparatus shown in FIG. 1;

FIG. 4 is a front cross-sectional view of the stirring arm of the tea leaf fermenting apparatus shown in FIG. 1;

FIG. 5 is an enlarged view A shown in FIG. 4;

reference numerals:

1-a fermentation box body, 11-a support beam, 12-a guide rail, 2-a stirring arm, 21-a main body rod, 22-a mounting shaft, 23-a stirring rod, 24-an air conveying channel, 25-an air inlet, 26-an air outlet, 3-a transmission mechanism, 31-a transmission shaft, 32-a worm, 33-a worm wheel, 34-a belt pulley, 35-a belt, 41-an air conveying pipe, 42-a rotary joint, 5-a tray support, 6-a tray, 7-a rotary driver and 8-a telescopic driver.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Referring to fig. 1, a tea leaf fermentation apparatus in an embodiment includes a fermentation box 1, and a temperature control device and a humidity control device (not shown) disposed in the fermentation box 1, wherein a stirring arm 2 and a tray support 5 capable of being lifted are further disposed in the fermentation box 1, a tray 6 for holding tea leaves is disposed on the tray support 5, and a transmission mechanism 3 and a rotation driver 7 are further disposed on the fermentation box 1, and are capable of stirring tea leaves during tea leaf fermentation, so that the tea leaves are uniformly oxidized, and the tea leaf fermentation quality is improved.

Specifically, referring to fig. 1 to 3, the fermenting case 1 can be opened and sealed for the convenience of tea leaf fermentation. The specific structure and principle of the temperature control device and the humidity control device can refer to the existing tea fermentation equipment or device. In one embodiment, the fermentation box 1 is a vertically arranged rectangular structure, and one side of the fermentation box is provided with a box door capable of being opened and closed.

The fermentation box body 1 is also internally provided with a stirring arm 2 and a lifting tray bracket 5. The tray bracket 5 is provided with a tray 6 for holding tea. Specifically, a vertical guide rail 12 is arranged in the fermenting case 1. The tray support 5 is slidably arranged on the guide rail 12. The fermentation box body 1 is also provided with a vertically arranged telescopic driver 8. The telescopic driver 8 is connected with the tray support 5 and used for driving the tray support 5 to ascend and descend. The tray 6 is placed on the tray support 5. The tray 6 can be lifted together with the tray support 5. In one embodiment, the upper and lower ends of the guide rail 12 are connected to the top and bottom of the fermenting case 1, respectively. The tray support 5 is slidably sleeved on the guide rail 12. In one embodiment, the telescopic actuator 8 is a hydraulic cylinder or a pneumatic cylinder with a buffer. The specific structure of the hydraulic cylinder and the air cylinder with the buffer can refer to the air cylinder hydraulic cylinder with proper size in the prior art. It is understood that the telescopic driver 8 may also be an electric telescopic rod.

The stirring arm 2 is arranged corresponding to the tray 6. Each tray 6 is provided with a stirring arm 2. The rabble arm 2 comprises a body bar 21, a mounting shaft 22 and a rabble bar 23. One end of the mounting shaft 22 is fastened to the side wall of the main body lever 21. The tumble lever 23 is provided on the side wall of the main body lever 21 opposite to the mounting shaft 22. One end of the stirring rod 23 extends downward, and the stirring rods 23 are arranged at intervals in the axial direction of the main body rod 21. The stirring arm 2 is rotatably arranged above the tray 6 through a mounting shaft 22. The tray support 5 is raised to enable the lower end of the agitator bar 23 to extend into the tray 6. Specifically, a supporting beam 11 is arranged on the inner wall of the fermentation box body 1, and the supporting beam 11 is arranged above the tray 6 corresponding to the tray 6. Two ends of the supporting beam 11 are respectively connected with two opposite inner walls of the fermenting case body 1. The stirring arm 2 is rotatably mounted on the support beam 11 by a mounting shaft 22. The rabble arm 2 can be rotated on the support beam 11 by means of the mounting shaft 22. The agitator bar 23 extends into the tray 6 and can rotate within the tray 6 about the mounting shaft 22. In one embodiment, the tray 6 is horizontally placed on the tray support 5. The mounting shaft 22 is perpendicular to the main body lever 21 and is installed at the middle of the main body lever 21. The stirring rods 23 are arranged on one side of the main body rod 21, which is far away from the mounting shaft 22, and are perpendicular to the main body rod 21 at even intervals. The mounting shaft 22 is vertically mounted on the support beam 11 with the tilt lever 23 facing vertically towards the tray 6. In one embodiment, the agitator bar 23 is removably mounted to the body bar 21 to facilitate replacement of the agitator bar 23 when worn. Specifically, the upper end of the agitation lever 23 is screw-mounted on the main body lever 21.

Referring to fig. 1, 4 and 5, in one embodiment, the stirring arm 2 is further provided with a gas transmission channel 24. An air inlet 25 of the air delivery passage 24 is provided on an end of the mounting shaft 22 remote from the main body lever 21. The air outlets 26 of the air delivery channels 24 are respectively arranged on the stirring rods 23. The fermentation box body 1 is also provided with a gas pipe 41. One end of the air pipe 41 is connected to the air inlet 25 through a rotary joint 42. The other end of the gas pipe 41 is used for gas to pass through. Specifically, the main body rod 21 is a closed hollow rod. The mounting shaft 22 is a hollow shaft, the air inlet 25 is arranged at the upper end of the mounting shaft 22, and the central hole of the mounting shaft 22 is communicated with the inner cavity of the main body rod 21; the stirring rod 23 is also a hollow rod, and the inner cavities of the stirring rod 23 are respectively communicated with the inner cavity of the main body rod 21 and form an air transmission channel 24 together with the central hole of the mounting shaft 22. The swivel joint 42 enables the air delivery pipe 41 to remain in communication with the air delivery channel 24 while the mounting axle 22 rotates. The structure of the rotary joint 42 can be referred to a KJL series high-speed rotary joint manufactured by the automated tripod automation equipment limited (ZPCAC) without tin. When the tea is fermented, oxygen can be filled into the bottom of the tea through the gas transmission pipe 41 and the gas transmission channel 24, and the oxygen concentration is adjusted, so that the tea is uniformly oxidized. In one embodiment, the air outlet 26 is provided on a side wall of the lower end of the tumble rod 23. Thereby preventing the tea leaves from blocking the air outlet 26 when the tray support 5 is lifted.

Referring to fig. 1 and 4, the fermentation tank 1 is further provided with a transmission mechanism 3 and a rotation driver 7. The rotational drive can drive the mounting shaft 22 to rotate via the transmission 3. Specifically, the transmission mechanism 3 further includes a transmission shaft 31. The transmission shaft 31 is perpendicular to the mounting shaft 22 and is rotatably disposed on the fermenting case 1. One end of the transmission shaft 31 is arranged in the fermenting case 1 and is connected with the mounting shaft 22 through gear transmission. The other end of the transmission shaft 31 extends out of the fermentation box body 1 and is connected with the rotation driver 7 through belt transmission or chain transmission. In one embodiment, the transmission shaft 31 is further provided with a worm 32. A worm gear 33 is also provided on the mounting shaft 22. The transmission shaft 31 is connected with the mounting shaft 22 through the engagement of a worm wheel 33 and a worm 32. The worm wheel 33 and worm 32 cooperate to enable the mounting shaft 22 to be decelerated at a high transmission ratio relative to the transmission shaft 31 so as to control the rotation speed of the stirring arm 2 and prevent the stirring arm 2 from rotating too fast to sweep tea leaves out of the tray 6. It will be appreciated that the drive shaft 31 and the mounting shaft 22 may also be driven in cooperation with a crown gear by means of bevel or spur gears. In one embodiment, the number of trays 6 is plural. The trays 6 are arranged on the tray support 5 at intervals along the vertical direction. The stirring arm 2 and the transmission shaft 31 are respectively arranged corresponding to the tray 6. The transmission shafts 31 are parallel to each other. The transmission shaft 31 adjacent to the rotary drive 7 is connected to the rotary drive 7 by means of a belt drive or a chain drive. The transmission shafts 31 are connected in sequence through belt transmission or chain transmission. The rotation driver 7 drives the stirring arms 2 to synchronously rotate through belt transmission or chain transmission and a transmission shaft 31. In one embodiment, a belt pulley 34 is disposed on the output shaft of the rotary driver 7 and the end of the transmission shaft 31 extending out of the fermentation chamber 1, and the rotary driver 7 and each transmission shaft 31 are connected in sequence by a belt 35 and the belt pulley 34. It should be noted that a plurality of pulleys 34 may be required to be provided on part of the transmission shaft 31.

According to the tea fermentation device in the technical scheme, when tea is fermented, the tray bracket 5 is lifted to enable the stirring rod 23 to extend into the tray 6; the rotation drive drives the installation shaft 22 through the transmission mechanism 3, so that the stirring arm 2 rotates around the installation shaft 22, and the stirring rod 23 rotates along with the stirring arm 2 to stir tea leaves, so that the tea leaves can be uniformly oxidized, and the tea leaf fermentation quality is improved.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A tea fermentation device comprises a fermentation box body, and a temperature control device and a humidity control device which are arranged in the fermentation box body, and is characterized in that a stirring arm and a lifting tray support are also arranged in the fermentation box body; the tray bracket is provided with a tray for containing tea; the stirring arm is arranged corresponding to the tray and comprises a main body rod, an installation shaft and stirring rods, one end of the installation shaft is fixedly connected with the side wall of the main body rod, the stirring rods are arranged on the side wall of the main body rod opposite to the installation shaft, one end of each stirring rod extends downwards, and the stirring rods are arranged at intervals along the axial direction of the main body rod; the stirring arm is rotatably arranged above the tray through the mounting shaft; the tray bracket is lifted to enable the lower end of the stirring rod to extend into the tray; the fermentation box body is further provided with a transmission mechanism and a rotary driver, and the rotary driver can drive the installation shaft to rotate through the transmission mechanism.

2. The tea fermentation device according to claim 1, wherein the transmission mechanism further comprises a transmission shaft, the transmission shaft is perpendicular to the mounting shaft and rotatably disposed on the fermentation box body, and one end of the transmission shaft is disposed in the fermentation box body and connected with the mounting shaft through gear transmission; the other end of the transmission shaft extends out of the fermentation box body and is connected with the rotary driver through belt transmission or chain transmission.

3. The tea fermentation device according to claim 2, wherein a worm is further provided on the transmission shaft, a worm wheel is further provided on the mounting shaft, and the transmission shaft is connected to the mounting shaft by meshing the worm wheel and the worm.

4. The tea fermentation device according to claim 2, wherein the number of the trays is plural, the trays are vertically arranged on the tray support at intervals, the stirring arms and the transmission shafts are respectively arranged corresponding to the trays, the transmission shafts are parallel to each other, the transmission shaft close to the rotary driver is connected with the rotary driver through belt transmission or chain transmission, and the transmission shafts are sequentially connected through belt transmission or chain transmission.

5. The tea fermentation device according to claim 1, wherein a vertical guide rail is arranged in the fermentation box body, the tray support is slidably arranged on the guide rail, a vertically arranged telescopic driver is further arranged on the fermentation box body, and the telescopic driver is connected with the tray support and used for driving the tray support to lift.

6. The tea leaf fermentation device according to claim 5, wherein the telescopic actuator is a hydraulic cylinder or a pneumatic cylinder with a buffer.

7. The tea fermentation device according to claim 1, wherein the stirring arm is further provided with an air delivery channel, an air inlet of the air delivery channel is arranged at one end of the mounting shaft away from the main rod, and an air outlet of the air delivery channel is respectively arranged on each stirring rod; the fermentation box body is also provided with a gas pipe, one end of the gas pipe is connected with the gas inlet through a rotary joint, and the other end of the gas pipe is used for introducing gas.

8. The tea leaf fermentation device according to claim 7, wherein the air outlet is provided on a side wall of a lower end of the whipping bar.