Uniform temperature rise adjusting mechanism for tea leaf fixation

Abstract

The utility model relates to the technical field of tea production, in particular to a uniform temperature rise adjusting mechanism for tea fixation, which comprises a ventilation box, an air inlet pipe fixed on the top surface of the ventilation box and communicated with an inner cavity of the ventilation box, a fixation box arranged below the ventilation box and matched with the ventilation box, and a plurality of fixing rods fixed between the ventilation box and the fixation box, a temperature sensor is mounted on the inner top surface of the fixation box, the heating mechanism is arranged between the ventilation box and the fixation box and used for uniformly heating the interior of the fixation box, and the heating mechanism comprises two air outlet pipes which are rotationally connected to the bottom surface of the ventilation box and are communicated with an inner cavity of the ventilation box. According to the utility model, the external hot-air engine is connected with the air inlet pipe through the external vent pipe, and the two air injection discs can rotate and diffuse hot air at the same time through the design of the heating mechanism, so that the hot air can be uniformly diffused to everywhere in the enzyme deactivating box, and the temperature in the enzyme deactivating box can be uniformly raised; and the fixation quality of the tea leaves is better.

Description

Technical Field

[0001] The utility model relates to the technical field of tea production, in particular to a uniform temperature rising regulating mechanism for withering tea leaves. Background Art

[0002] Tea leaves, commonly known as tea, generally include the leaves and buds of the tea tree. The ingredients of tea include catechins, cholestenone, caffeine, inositol, folic acid, and pantothenic acid, which are good for health. Tea beverages made from tea leaves are one of the three major beverages in the world. Tea leaves need to be picked during the planting process, and the tea leaves need to be withered after picking. A withering device is needed in the withering process.

[0003] The patent with publication number CN220292953U discloses a tea withering device, which belongs to the field of tea production technology, including an outer shell, a withering cylinder is horizontally arranged inside the outer shell, a feed port is opened at the right end of the outer shell, a withering assembly is arranged inside the withering cylinder, and the withering assembly includes a motor arranged at the right end of the outer shell, a stirring rod is fixedly connected to the left end of the output shaft of the motor, a stirring plate is arranged on the outer surface of the stirring rod, the stirring plate is cooperated with the sterilization cylinder, and evenly distributed air holes are opened on the outer arc surface of the withering cylinder, heating blocks are respectively arranged on the front and rear inner walls of the outer shell, infrared lamp tubes are respectively arranged on the left and right sides of the upper end of the heating block, heating rods are respectively arranged on the left and right sides of the bottom end of the heating block, and a heating plate is arranged between the infrared lamp tube and the heating rod.

[0004] Although the device can not only ensure the uniform withering of tea leaves and solve the problem of incomplete withering, but also ensure the production quality of tea leaves and improve the efficiency of tea withering, the device cannot evenly heat the inside of the shell by simply setting a heating rod, so that the temperature in various places inside the shell varies, and the withering effect of the entire device is poor. Utility Model Content

[0005] The utility model aims to provide a uniform temperature increase regulating mechanism for withering tea leaves, so as to solve the problem that the device proposed in the above-mentioned background technology cannot evenly heat the inside of the shell by only setting a heating rod, so that the temperature in various places inside the shell varies and the withering effect of the whole device is poor.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The uniform temperature rise regulating mechanism for tea leaf withering comprises a vent box, an air inlet pipe fixed on the top surface of the vent box and connected to the inner cavity thereof, a withering box matched with the vent box is arranged below the vent box, a plurality of fixing rods are fixed between the vent box and the withering box, a temperature sensor is installed on the inner top surface of the withering box, and further comprises:

[0008] A heating mechanism is arranged between the ventilation box and the withering box, and is used for uniformly heating the interior of the withering box. The heating mechanism includes two air outlet pipes rotatably connected to the bottom surface of the ventilation box and connected to the inner cavity thereof. The air outlet pipes penetrate the top surface of the withering box and extend to the interior of the withering box near the top. The heating mechanism also includes two jet disks fixed on the bottom surface of the air outlet pipes on the same side and connected to the inner cavity thereof, two sprockets coaxially fixed on the circumferential outer wall of the air outlet pipes on the same side and connected by a chain drive, two driving gears located between the withering box and the ventilation box and used for driving one of the air outlet pipes to rotate, and a motor installed on the bottom surface of the ventilation box and used for driving the two driving gears to rotate. The two driving gears are meshed with each other, and a plurality of air outlet holes connected to the inner cavity thereof are provided on the bottom surface and the circumferential outer wall of the jet disk.

[0009] As a preferred embodiment, the temperature increasing mechanism further comprises a rotating shaft coaxially connected to the output shaft of the motor, and the two driving gears are coaxially fixed on the rotating shaft and the circumferential outer wall of the outlet pipe on the same side.

[0010] As a preferred embodiment, a box door is provided on the front surface of the withering box, and the box door is hinged to the withering box through two hinges.

[0011] As a preferred embodiment, an air pressure sensor is installed on the inner top surface of the withering box, an exhaust pipe connected to its inner cavity is fixed on the left surface of the withering box, and a solenoid valve is installed on the outer wall of the exhaust pipe.

[0012] As a preferred embodiment, an anti-skid plate matching its shape is fixed on the bottom surface of the withering box, and the thickness of the anti-skid plate is 3-7 cm.

[0013] As a preferred embodiment, the temperature increasing mechanism further comprises a protection box fixed on the bottom surface of the ventilation box, the motor is located inside the protection box, and the rotating shaft passes through the bottom surface of the protection box.

[0014] As a preferred embodiment, a sealing ring is provided at the position where the air inlet pipe contacts the ventilation box, a sealing ring is provided at the position where the air outlet pipe contacts the ventilation box, the killing box and the jet disk on the same side, and a sealing ring is also provided at the position where the exhaust pipe contacts the killing box.

[0015] As a preferred embodiment, the distance between the protection box and the air outlet pipe on the same side is 3-11 cm, and the distance between the protection box and the driving gear on the same side is 2-9 cm.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model connects the external hot air machine with the air inlet pipe through the external ventilation pipe. The design of the heating mechanism can make the two jet discs rotate while diffusing the hot air, so that the hot air can be evenly diffused to all parts of the withering box, so that the temperature inside the withering box can be evenly increased, thereby improving the withering quality of the tea leaves;

[0018] 2. The heating mechanism of the utility model further includes a protection box fixed on the bottom surface of the ventilation box. The motor is located inside the protection box, and the rotating shaft passes through the bottom surface of the protection box, which can protect the motor and thus extend the service life of the motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of the fixing box in the utility model;

[0021] Figure 3 It is a schematic diagram of a local structure in the utility model;

[0022] Figure 4 It is a schematic diagram of the overall structure of the temperature raising mechanism in the utility model;

[0023] Figure 5 This is one of the partial exploded views of the heating mechanism in the utility model;

[0024] Figure 6 This is the second partial explosion diagram of the heating mechanism in the utility model.

[0025] The meaning of each number in the figure is:

[0026] 1. Ventilation box; 2. Fixing rod; 3. Inlet pipe; 4. Killing box; 5. Box door; 6. Anti-skid plate; 7. Heating mechanism; 71. Exhaust pipe; 72. Jet disc; 73. Sprocket; 74. Chain; 75. Driving gear; 76. Motor; 77. Rotating shaft; 78. Protection box; 8. Exhaust pipe; 9. Solenoid valve; 10. Temperature sensor; 11. Air pressure sensor. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 6The utility model provides a technical solution: a uniform temperature rise regulating mechanism for tea leaf withering, comprising a ventilation box 1, an air inlet pipe 3 fixed on the top surface of the ventilation box 1 and connected to the inner cavity thereof, a withering box 4 matched therewith is arranged below the ventilation box 1, a plurality of fixing rods 2 are fixed between the ventilation box 1 and the withering box 4, a temperature sensor 10 is installed on the inner top surface of the withering box 4, and also comprises:

[0029] The heating mechanism 7 is arranged between the ventilation box 1 and the killing box 4, and is used to uniformly heat the interior of the killing box 4. The heating mechanism 7 includes two air outlet pipes 71 rotatably connected to the bottom surface of the ventilation box 1 and connected to its inner cavity. The air outlet pipes 71 penetrate the top surface of the killing box 4 and extend to the inside of the killing box 4 near the top. The heating mechanism 7 also includes two jet discs 72 fixed on the bottom surface of the air outlet pipe 71 on the same side and connected to its inner cavity, two sprocket wheels 73 coaxially fixed on the circumferential outer wall of the air outlet pipe 71 on the same side and connected by a chain 74, and a chain 74 located between the killing box 4 and the ventilation box 1 and used to drive one of the air outlet pipes 71. Two driving gears 75 for rotation, and a motor 76 installed on the bottom surface of the ventilation box 1 and used for driving the two driving gears 75 to rotate, the two driving gears 75 mesh with each other, and the bottom surface and the circumferential outer wall of the jet disk 72 are provided with a plurality of air outlets connected with its inner cavity, and the external air heater is connected to the air inlet pipe 3 through an external ventilation pipe. The design of the heating mechanism 7 can make the two jet disks 72 diffuse the hot air while rotating, and can make the hot air evenly diffuse to various places inside the withering box 4, so that the inside of the withering box 4 can be evenly heated, thereby making the withering quality of the tea leaves better.

[0030] In this embodiment, the heating mechanism 7 also includes a rotating shaft 77 coaxially connected to the output shaft of the motor 76, and two driving gears 75 are coaxially fixed on the rotating shaft 77 and the circumferential outer wall of the outlet pipe 71 on the same side, respectively, which can smoothly drive the two driving gears 75 to rotate, and then can smoothly drive the two jet discs 72 and the two outlet pipes 71 to rotate.

[0031] In addition, a box door 5 is provided on the front surface of the withering box 4, and the box door 5 is hinged to the withering box 4 through two hinges, so that the dustpan filled with tea leaves can be placed inside the withering box 4 conveniently.

[0032] Furthermore, an air pressure sensor 11 is installed on the inner top surface of the withering box 4, an exhaust pipe 8 connected to its inner cavity is fixed on the left surface of the withering box 4, and an electromagnetic valve 9 is installed on the outer wall of the exhaust pipe 8 to prevent the air pressure inside the withering box 4 from being too high and causing danger.

[0033] Specifically, an anti-skid plate 6 matching its shape is fixed on the bottom surface of the withering box 4, and the thickness of the anti-skid plate 6 is 3-7 cm, preferably 4 cm in this article, which increases the friction between the withering box 4 and the ground, thereby making the entire device more stable during operation.

[0034] It is worth noting that the heating mechanism 7 also includes a protection box 78 fixed on the bottom surface of the ventilation box 1, the motor 76 is located inside the protection box 78, and the rotating shaft 77 passes through the bottom surface of the protection box 78, which can protect the motor 76 and thus extend the service life of the motor 76.

[0035] It is worth mentioning that a sealing ring is provided at the position where the air inlet pipe 3 contacts the ventilation box 1, a sealing ring is provided at the position where the air outlet pipe 71 contacts the ventilation box 1, the withering box 4 and the jet disk 72 on the same side, and a sealing ring is also provided at the position where the exhaust pipe 8 contacts the withering box 4, which can make the sealing of the entire device better and prevent hot air from leaking during the transportation process.

[0036] It is worth emphasizing that the distance between the protection box 78 and the air outlet pipe 71 on the same side is 3-11 cm, and the distance between the protection box 78 and the driving gear 75 on the same side is 2-9 cm. In this article, the distance between the protection box 78 and the air outlet pipe 71 on the same side is preferably 10 cm, and the distance between the protection box 78 and the driving gear 75 on the same side is preferably 7 cm, so that the rotation of the two driving gears 75 and one of the air outlet pipes 71 is not hindered, and the rotation of the two jet disks 72 is not hindered.

[0037] Finally, it should be noted that the motor 76, solenoid valve 9, temperature sensor 10, air pressure sensor 11 and other components involved in the utility model are all universal standard parts or components known to technical personnel in this field, and their structures and principles are all known to technical personnel in this field through technical manuals or through conventional experimental methods. In the idle space of this device, all the above-mentioned electrical components, which refer to power elements, electrical components, and adaptive controllers and power supplies, are connected through wires. The specific connection means should refer to the working principle of the utility model. The electrical connection between each electrical component is completed in a sequential working order, and the detailed connection means are all well-known technologies in the field.

[0038] In the specific use of this embodiment, when it is necessary to perform the withering work of tea leaves, firstly, the external air heater is connected to the air inlet pipe 3 through the external ventilation pipe, then the dustpan containing the tea leaves is placed inside the withering box 4 and the box door 5 is closed, and then the external air heater and the motor 76 are started through the external PLC, and the external air heater transmits the generated hot air to the inside of the air inlet pipe 3 through the external ventilation pipe, and the hot air entering the inside of the air inlet pipe 3 then enters the ventilation box 1 and passes into the inside of the two air outlet pipes 71, and the hot air entering the inside of the air outlet pipe 71 then enters the jet disk 72 on the same side and diffuses out from a plurality of air outlet holes on the outer wall of the jet disk 72, and at the same time, the output shaft of the motor 76 rotates to drive the motor 76 coaxially connected thereto The rotating shaft 77 rotates, and the rotating shaft 77 drives the driving gear 75 on the same side fixed with the same axis to rotate. The driving gear 75 drives another driving gear 75 meshing with it to rotate. The other driving gear 75 drives the outlet pipe 71 on the same side fixed with the same axis to rotate. The outlet pipe 71 drives the sprocket 73 on the same side fixed with the same axis to rotate. The sprocket 73 drives another sprocket 73 connected with it through the chain 74 to rotate. The other sprocket 73 drives the other outlet pipe 71 fixed with the same axis to rotate. The two outlet pipes 71 rotate, thereby driving the two jet discs 72 to rotate, so that the two jet discs 72 can diffuse the hot air while rotating.

[0039] During the withering process, when the temperature inside the withering box 4 is appropriate, the temperature sensor 10 transmits a signal to the external PLC, and the external PLC controls and shuts down the external heat generator and the motor 76; when the air pressure inside the withering box 4 reaches the set value, the air pressure sensor 11 transmits the air pressure signal to the external PLC, and the external PLC controls and starts the solenoid valve 9. After the solenoid valve 9 is started, part of the hot air in the withering box 4 can be discharged to adjust the air pressure inside the withering box 4.

[0040] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A uniform temperature regulation mechanism for withering tea leaves, comprising a ventilation box (1), an air inlet pipe (3) fixed on the top surface of the ventilation box (1) and connected to the inner cavity thereof, characterized in that: A green-withering box (4) matching with the ventilation box (1) is provided below the ventilation box (1), a plurality of fixing rods (2) are fixed between the ventilation box (1) and the green-withering box (4), a temperature sensor (10) is installed on the inner top surface of the green-withering box (4), and further comprises: A heating mechanism (7) is arranged between the ventilation box (1) and the killing box (4) and is used to uniformly heat the interior of the killing box (4). The heating mechanism (7) includes two air outlet pipes (71) rotatably connected to the bottom surface of the ventilation box (1) and connected to the inner cavity thereof. The air outlet pipes (71) penetrate the top surface of the killing box (4) and extend to the interior of the killing box (4) near the top. The heating mechanism (7) also includes two jet discs (72) fixed on the bottom surface of the air outlet pipes (71) on the same side and connected to the inner cavity thereof, and two jet discs (72) coaxially fixed on the same side. Two sprockets (73) are provided on the circumferential outer wall of the side air outlet pipe (71) and are connected by a chain (74); two driving gears (75) are located between the killing box (4) and the ventilation box (1) and are used to drive one of the air outlet pipes (71) to rotate; and a motor (76) is installed on the bottom surface of the ventilation box (1) and is used to drive the two driving gears (75) to rotate. The two driving gears (75) are meshed with each other, and a plurality of air outlet holes are provided on the bottom surface and the circumferential outer wall of the jet disc (72) and are connected to the inner cavity thereof.

2. The uniform temperature rise regulating mechanism for tea leaf withering according to claim 1, characterized in that: The temperature increasing mechanism (7) further comprises a rotating shaft (77) coaxially connected to the output shaft of the motor (76), and the two driving gears (75) are coaxially fixed to the rotating shaft (77) and the circumferential outer wall of the outlet pipe (71) on the same side.

3. The uniform temperature rise regulating mechanism for tea leaf withering according to claim 1, characterized in that: The front side surface of the withering box (4) is provided with a box door (5), and the box door (5) is hinged to the withering box (4) through two hinges.

4. The uniform temperature rise regulating mechanism for tea leaf withering according to claim 1, characterized in that: An air pressure sensor (11) is installed on the inner top surface of the withering box (4), an exhaust pipe (8) connected to its inner cavity is fixed on the left side surface of the withering box (4), and an electromagnetic valve (9) is installed on the outer wall of the exhaust pipe (8).

5. The uniform temperature rise regulating mechanism for tea leaf withering according to claim 1, characterized in that: An anti-skid plate (6) matching the shape of the anti-skid plate (6) is fixed on the bottom surface of the killing box (4), and the thickness of the anti-skid plate (6) is 3-7 cm.

6. The uniform temperature rise regulating mechanism for tea leaf withering according to claim 2, characterized in that: The temperature increasing mechanism (7) further comprises a protection box (78) fixed on the bottom surface of the ventilation box (1); the motor (76) is located inside the protection box (78); and the rotating shaft (77) passes through the bottom surface of the protection box (78).

7. The uniform temperature rise regulating mechanism for tea leaf withering according to claim 4, characterized in that: The portion where the air inlet pipe (3) contacts the ventilation box (1) is provided with a sealing ring, the portion where the air outlet pipe (71) contacts the ventilation box (1), the killing box (4) and the jet disc (72) on the same side is provided with a sealing ring, and the portion where the exhaust pipe (8) contacts the killing box (4) is also provided with a sealing ring.

8. The uniform temperature rise regulating mechanism for tea leaf withering according to claim 6, characterized in that: The distance between the protection box (78) and the air outlet pipe (71) on the same side is 3-11 cm, and the distance between the protection box (78) and the driving gear (75) on the same side is 2-9 cm.

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