Tea fermentation device capable of accurately controlling temperature

Abstract

The utility model discloses a tea leaf fermentation device capable of performing accurate temperature control, which relates to the field of tea leaf production, and comprises a fermentation box and a controller, the middle part of the front side of the fermentation box is provided with a fermentation transverse cavity, the fermentation transverse cavity is cylindrical, the front side wall of the fermentation box is rotatably connected with a box door for blocking the opening at the front end of the fermentation transverse cavity, and the box door is connected with the controller. A bottom plate which can move along the axis direction and is matched with the inner diameter of the fermentation transverse cavity is arranged at the inner bottom of the fermentation transverse cavity. When it is monitored that the temperature in the fermentation transverse cavity is high, an air outlet is opened, a draught fan is controlled to convey cold air into the fermentation transverse cavity (hot air can be conveyed after a heating wire is started), the cold air can drive hot air in the fermentation transverse cavity to be exhausted from the air outlet, precise temperature control is achieved, and after fermentation is completed, the box door is opened, and then a six-edge sliding rod is pushed; the bottom plate is driven to move towards the opening in the fermentation transverse cavity, so that the fermented tea leaves are quickly taken out, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tea production technical field, concretely relates to a tea fermentation device that can carry out accurate temperature control. BACKGROUND

[0002] The fermentation process of tea refers to the process that the polyphenols in tea are converted into tea polyphenols by the action of enzymes in the tea processing process. During the fermentation process, the polyphenols in tea are oxidized into tea polyphenols under the catalysis of enzymes, thereby producing the unique color, aroma and taste of tea.

[0003] Since the fermentation of tea requires sufficient and appropriate temperature and humidity, as well as sufficient stirring to make microorganisms contact with oxygen, tea is usually stacked in a reaction container with stirring function. When the fermented tea is taken out, a shovel or other tools are needed to take it out in batches, which is complicated and affects work efficiency. Moreover, since the reaction container is in a closed state, although the heat source can be controlled to reduce the temperature, the internal air is not circulated, the temperature cannot be quickly adjusted, and the practicability is poor. UTILITARIAN CONTENT

[0004] The purpose of the utility model is to solve the above problems and provide a tea fermentation device that can carry out accurate temperature control, as described below.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] The utility model provides a tea fermentation device that can carry out accurate temperature control, which comprises a fermentation box and a controller, a fermentation horizontal cavity is formed in the middle of the front side of the fermentation box, the fermentation horizontal cavity is cylindrical, a box door is rotatably connected to the front side wall of the fermentation box to block the front end opening of the fermentation horizontal cavity, a bottom plate that can move along the axis of the fermentation horizontal cavity and is matched with the inner diameter of the fermentation horizontal cavity is arranged on the inner bottom of the fermentation horizontal cavity, a water spraying pipe is rotatably connected to the middle of the bottom plate, three stirring plates are uniformly distributed and fixedly connected to the side wall of the water spraying pipe, a driving structure is arranged on the rear side wall of the fermentation box to drive the bottom plate to move and the water spraying pipe to rotate, an injection port is connected to the upper end of the fermentation box and communicates with the inside of the fermentation horizontal cavity, a end cover is detachably installed on the injection port, a air supply component is arranged on the end cover to supply hot air to the inside of the fermentation horizontal cavity, an exhaust port is formed in the side wall of the fermentation box and communicates with the inside of the fermentation horizontal cavity, a sealing plate that can be opened or closed is arranged outside the exhaust port, and the output end of the controller is electrically connected to the input end of the driving structure and the air supply component.

[0007] As preferred, the box door is transversely rotatably connected to the front side of the fermentation box, a sleeve ring sleeved with the end of the water spraying pipe is fixedly connected to the middle of the inner wall of the box door, a temperature and humidity sensor is fixedly installed on the inner wall of the box door, a knob switch for avoiding opening of the box door is rotatably connected to the front side wall of the fermentation box, and the output end of the temperature and humidity sensor is electrically connected with the input end of the controller.

[0008] As preferred, the driving structure comprises a hexagonal hole opened in the rear side wall of the fermentation box and communicated with the inside of the fermentation horizontal cavity, a hexagonal slide rod is slidably connected in the hexagonal hole, the end of the hexagonal slide rod is fixedly connected with the bottom plate, a connecting pipe is rotatably connected in the inside of the hexagonal slide rod, the end of the connecting pipe is communicated with the water spraying pipe, and the end of the hexagonal slide rod is provided with a transmission structure for driving rotation of the connecting pipe.

[0009] As preferred, the transmission structure comprises a motor fixedly installed at the end of the hexagonal slide rod, a gear is fixedly connected to the output shaft of the motor, a gear ring engaged with the gear is fixedly connected to the end of the connecting pipe, and a butt joint pipe is rotatably connected to the end of the connecting pipe, the input end of the motor is electrically connected with the output end of the controller.

[0010] As preferred, a plurality of drainage holes communicated with the inside of the water spraying pipe are opened in the side wall of the water spraying pipe, and an atomizing nozzle is installed at the end of each drainage hole.

[0011] As preferred, the air supply component comprises a fan fixedly installed on the end cover, a heating wire is installed on the inner wall of the material feeding port, the side wall of the end cover is made of rubber, and the input ends of the fan and the heating wire are electrically connected with the output end of the controller.

[0012] As preferred, a filter screen is fixedly connected to one end of the air outlet communicated with the fermentation horizontal cavity, an electric push rod is fixedly installed on the side wall of the fermentation box, the movable end of the electric push rod is fixedly connected with the sealing plate through an extension plate, and the input end of the electric push rod is electrically connected with the output end of the controller.

[0013] Beneficial effects are that:

[0014] When the temperature inside the fermentation horizontal cavity is monitored to be high, the air outlet is opened, and the fan is controlled to deliver cold air (hot air can be delivered after the heating wire is turned on) to the inside of the fermentation horizontal cavity, the cold air can drive hot air inside the fermentation horizontal cavity to be discharged from the air outlet, precise temperature control is realized, after fermentation is completed, the box door is opened, the hexagonal slide rod is pushed, the bottom plate is driven to move inside the fermentation horizontal cavity to the opening, the fermented tea leaves are quickly taken out, and work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0016] Figure 1 is a perspective view of the present application;

[0017] Figure 2 is a sectional perspective view of the fermentation tank of the present application;

[0018] Figure 3 is the present application Figure 2 A enlarged view.

[0019] The following is the explanation of the reference signs:

[0020] 1, fermentation tank; 2, fermentation horizontal cavity; 3, tank door; 4, bottom plate; 5, water spray pipe; 6, stirring plate; 7, material injection port; 8, end cover; 9, fan; 10, six-rib hole; 11, six-rib slide rod; 12, connecting pipe; 13, drain hole; 14, atomizing nozzle; 15, motor; 16, gear; 17, gear ring; 18, butt joint pipe; 19, air outlet; 20, sealing plate; 21, electric push rod; 22, controller; 23, temperature and humidity sensor; 24, collar; 25, knob switch; 26, heating wire. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the present application more clear, the technical scheme of the present application will be described in detail below. Obviously, the described embodiments are only some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of the present application.

[0022] Referring to Figures 1-3As shown, the utility model provides a kind of tea fermentation device that can carry out accurate temperature control, including fermentation box 1 and controller 22, the front side middle part of fermentation box 1 is equipped with fermentation horizontal cavity 2, the fermentation horizontal cavity 2 is cylindrical, the front side wall of fermentation box 1 is rotatably connected with box door 3 for plugging the front end opening of fermentation horizontal cavity 2, the inner bottom of fermentation horizontal cavity 2 is equipped with bottom plate 4 that can move along its axial direction and with its inner diameter adaptation, the middle part of bottom plate 4 is rotatably connected with water jet pipe 5, the side wall of water jet pipe 5 is fixedly connected with three evenly distributed stirring plates 6, the rear side wall of fermentation box 1 is equipped with drive structure for driving bottom plate 4 to move and driving water jet pipe 5 to rotate, the upper end of fermentation box 1 is connected with injection port 7 that is communicated with the inside of fermentation horizontal cavity 2, and end cover 8 is detachably installed on injection port 7, end cover 8 is equipped with air supply component for conveying hot air to the inside of fermentation horizontal cavity 2, the side wall of fermentation box 1 is equipped with exhaust port 19 that is communicated with the inside of fermentation horizontal cavity 2, and the outside of exhaust port 19 is equipped with seal plate 20 that can be opened or closed, the output end of controller 22 is electrically connected with the input end of drive structure and air supply component.

[0023] As optional implementation, box door 3 is transversely rotatably connected in the front side of fermentation box 1, the inner wall middle part of box door 3 is fixedly connected with sleeve ring 24 that is sleeved with the end of water jet pipe 5, temperature and humidity sensor 23 is fixedly installed on the inner wall of box door 3, the front side wall of fermentation box 1 is rotatably connected with knob switch 25 for avoiding opening box door 3, the output end of temperature and humidity sensor 23 is electrically connected with the input end of controller 22, when box door 3 is closed, rotate knob switch 25 to make its long handle part rest on the outside of the end of box door 3, prevent opening, otherwise, box door 3 can be opened, sleeve ring 24 is sleeved with the end of water jet pipe 5, so that water jet pipe 5 is more stable when rotating, temperature and humidity sensor 23 can monitor the temperature and humidity inside fermentation horizontal cavity 2 in real time, and transmit electrical signal to controller 22, so that it makes a series of control actions.

[0024] As optional implementation, drive structure includes six prism holes 10 that are opened in the rear side wall of fermentation box 1 and communicated with the inside of fermentation horizontal cavity 2, six prism slide rod 11 is slidably connected in six prism holes 10, and the end of six prism slide rod 11 is fixedly connected with bottom plate 4, connecting pipe 12 is rotatably connected in the inside of six prism slide rod 11, the end of connecting pipe 12 is communicated with water jet pipe 5, and the end of six prism slide rod 11 is equipped with transmission structure for driving connecting pipe 12 to rotate, the rotation of bottom plate 4 in the inside of fermentation box 1 can be avoided by the limiting of six prism slide rod 11, so that motor 15 is more stable when driving stirring plate 6 to rotate, after tea fermentation is completed, six prism slide rod 11 is pushed, drives bottom plate 4 to move to the opening in the inside of fermentation horizontal cavity 2, realizes that fermented tea is quickly taken out.

[0025] As optional implementation, the transmission structure includes the motor 15 fixedly installed at the end of the six-edge slide rod 11, the gear 16 fixedly connected on the output shaft of the motor 15, the tooth ring 17 fixedly connected with the gear 16 at the end of the connecting pipe 12, and the butt joint pipe 18 rotatably connected at the end of the connecting pipe 12, the input end of the motor 15 is electrically connected with the output end of the controller 22, the motor 15 drives the gear 16 to rotate, the gear 16 drives the meshed tooth ring 17 to rotate, thereby driving the connecting pipe 12 and the water spraying pipe 5 to rotate, and the butt joint pipe 18 is convenient for being communicated with the external water inlet facility.

[0026] Referring to Figure 3 As shown in the figure, the side wall of the water spraying pipe 5 is provided with a plurality of drainage holes 13 communicated with the inside thereof, and the end of each drainage hole 13 is provided with an atomizing nozzle 14, when it is needed to increase the humidity of tea leaves, the external water inlet facility supplies water into the connecting pipe 12, and the water flow enters the water spraying pipe 5 and is finally sprayed from the atomizing nozzle 14 to the surface of the stirred tea leaves through the plurality of drainage holes 13, so that the spraying range of the water mist can be expanded.

[0027] Referring to Figure 2 As shown in the figure, the air supply component includes the fan 9 fixedly installed on the end cover 8, the heating wire 26 is installed on the inner wall of the material injection opening 7, the side wall of the end cover 8 is made of rubber material, and the input ends of the fan 9 and the heating wire 26 are electrically connected with the output end of the controller 22, heat is generated by the heating wire 26 (the heating temperature of the heating wire 26 can be controlled by the controller 22), then the fan 9 is controlled to blow air into the fermentation horizontal cavity 2, so that hot air can be blown into the fermentation horizontal cavity 2, when it is needed to reduce the temperature, the heating wire 26 is not heated (at this time, the fan 9 blows cool air), and the end cover 8 made of rubber material can make the material injection opening 7 more closely attached, and the end cover 8 can be installed on the material injection opening 7 only by plugging, so that the installation is fast and convenient.

[0028] As optional implementation, the end, where the air outlet 19 is communicated with the fermentation horizontal cavity 2, is fixedly connected with a filter screen (not shown in the figure), the side wall of the fermentation box 1 is fixedly installed with the electric push rod 21, the movable end of the electric push rod 21 is fixedly connected with the extension plate and the sealing plate 20, the input end of the electric push rod 21 is electrically connected with the output end of the controller 22, the opening and closing actions of the sealing plate 20 on the port of the air outlet 19 can be realized through the extension and retraction actions of the movable end of the electric push rod 21, and the filter screen can prevent the tea leaves from entering the air outlet 19 when the stirring plate 6 is stirred.

[0029] The working principle of the utility model:

[0030] In use, the box door 3 is closed and the end cover 8 is opened, tea is added into the fermentation horizontal cavity 2 from the pouring port 7, then the end cover 8 is closed, the temperature inside the fermentation horizontal cavity 2 is monitored by the temperature and humidity sensor 23, the timing control connecting pipe 12 drives the water spraying pipe 5 to rotate, at this time, the three stirring plates 6 on the surface of the water spraying pipe 5 drive the tea to stir, the heating wire 26 generates heat, the fan 9 drives hot air to enter the fermentation horizontal cavity 2 to increase the temperature inside the fermentation horizontal cavity 2, finally, the hot air is discharged from the air outlet 19, when the temperature inside the fermentation horizontal cavity 2 reaches a suitable temperature, the heating and blowing are stopped, and the sealing plate 20 is closed, when the temperature inside the fermentation horizontal cavity 2 is monitored to be high, the air outlet 19 is opened, and the fan 9 is controlled to send cold air into the fermentation horizontal cavity 2 (the heating wire 26 is not opened), the cold air can drive the hot air inside the fermentation horizontal cavity 2 to be discharged from the air outlet 19, so that the temperature is rapidly reduced, after the fermentation is completed, the box door 3 is opened, the six-ribbed slide rod 11 is pushed, the bottom plate 4 is driven to move inside the fermentation horizontal cavity 2 to the opening, so that the fermented tea is quickly taken out, and the work efficiency is improved.

[0031] The above merely illustrates the specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A tea fermentation device capable of precise temperature control, characterized in that: The utility model provides a fermentation tank and controller (22) including the fermentation tank (1), the middle part of the front side of fermentation tank (1) is equipped with fermentation horizontal cavity (2), and the fermentation horizontal cavity (2) is cylindrical, the front side wall of fermentation tank (1) is rotatably connected with the tank door (3) for plugging the front end opening of fermentation horizontal cavity (2), the inner bottom of fermentation horizontal cavity (2) is equipped with the bottom plate (4) that can move along its axial direction and is adapted with its inner diameter, the middle part of bottom plate (4) is rotatably connected with the water jet pipe (5), the lateral wall of water jet pipe (5) is fixedly connected with three evenly distributed stirring plates (6), the rear side wall of fermentation tank (1) is equipped with the drive structure for driving bottom plate (4) to move and driving water jet pipe (5) to rotate, the upper end of fermentation tank (1) is connected with the material injection port (7) that communicates with the inside of fermentation horizontal cavity (2), and the material injection port (7) is detachably installed with end cover (8), the end cover (8) is equipped with the air supply component for conveying hot air to the inside of fermentation horizontal cavity (2), the lateral wall of fermentation tank (1) is equipped with the air outlet (19) that communicates with the inside of fermentation horizontal cavity (2), and the outside of air outlet (19) is equipped with the seal plate (20) that can be opened or closed, the output of controller (22) is electrically connected with the input of drive structure and air supply component.

2. The tea fermentation device capable of precise temperature control according to claim 1, characterized in that: The tank door (3) is rotatably connected in the front side of fermentation tank (1), the inner wall middle part of tank door (3) is fixedly connected with the collar (24) that is sleeved with the end of water jet pipe (5), the inner wall of tank door (3) is fixedly installed with the temperature and humidity sensor (23), the front side wall of fermentation tank (1) is rotatably connected with the knob switch (25) for avoiding the opening of tank door (3), the output of temperature and humidity sensor (23) is electrically connected with the input of controller (22).

3. The tea fermentation device capable of precise temperature control according to claim 1, characterized in that: The drive structure includes the six prism holes (10) that are opened in the rear side wall of fermentation tank (1) and communicate with the inside of fermentation horizontal cavity (2), the six prism slide rods (11) are slidably connected in the six prism holes (10), and the end of six prism slide rod (11) is fixedly connected with bottom plate (4), the inside of six prism slide rod (11) is rotatably connected with connecting pipe (12), the end of connecting pipe (12) communicates with water jet pipe (5), and the end of six prism slide rod (11) is equipped with the transmission structure for driving connecting pipe (12) to rotate.

4. The tea fermentation device capable of precise temperature control according to claim 3, characterized in that: The transmission structure includes the motor (15) that is fixedly installed in the end of six prism slide rod (11), the output shaft of motor (15) is fixedly connected with gear (16), the end of connecting pipe (12) is fixedly connected with the gear ring (17) that is engaged with gear (16), and the end of connecting pipe (12) is rotatably connected with the butt joint pipe (18), the input of motor (15) is electrically connected with the output of controller (22).

5. The tea fermentation device capable of precise temperature control according to claim 1, characterized in that: The lateral wall of water jet pipe (5) is equipped with a plurality of drainage holes (13) that communicate with its inside, and the end of each drainage hole (13) is installed with atomizing nozzle (14).

6. The tea fermentation device capable of precise temperature control according to claim 1, characterized in that: The fan (9) is fixedly installed on the end cover (8), heating wires (26) are installed on the inner wall of the material feeding opening (7), the side wall of the end cover (8) is made of rubber, and the input ends of the fan (9) and the heating wires (26) are electrically connected with the output end of the controller (22).

7. The tea fermentation device capable of precise temperature control according to claim 1, characterized in that: A filter screen is fixedly connected to one end of the air exhaust opening (19) in communication with the fermentation horizontal cavity (2), an electric push rod (21) is fixedly installed on the side wall of the fermentation box (1), the movable end of the electric push rod (21) is fixedly connected with the sealing plate (20) through an extension plate, and the input end of the electric push rod (21) is electrically connected with the output end of the controller (22).

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