Wet blank heaping yellowing equipment for yellow tea processing

Abstract

The utility model discloses wet blank heaping for yellowing equipment for yellow tea processing, which comprises a heaping for yellowing box and a charging barrel, one side of the heaping for yellowing box is provided with a mounting table, the top of the heaping for yellowing box is provided with a temperature and humidity control component, the outer side of the charging barrel is provided with a ventilation net, and one side of the charging barrel is provided with a connecting barrel; according to the tea leaf heaping and yellowing device disclosed by the utility model, the charging barrel, the connecting barrel, the lantern ring, the piston, the inflatable sealing ring, the connecting rod, the spring A, the baffle ring and the piston cavity are matched with one another, so that tea leaves can be conveyed into the detachable charging barrel for heaping and yellowing when the device is used for heaping and yellowing the tea leaves, and the charging barrel can be directly detached and pulled out after heaping and yellowing, so that the material taking work is quickly completed; and when the charging barrel is installed, the inflatable sealing ring can be driven to expand to be tightly attached to the connecting barrel, so that the sealing performance between the connecting positions of the charging barrel is guaranteed, and heaping yellowing heat control is more stable.

Description

TECHNICAL FIELD

[0001] The utility model relates to yellow tea processing technical field, specifically is a kind of wet base yellowing equipment for yellow tea processing. BACKGROUND

[0002] Yellowing is a unique process in the production of yellow tea, which involves piling up tea leaves that have been heat-treated or twisted or initially baked while they are still hot, allowing the tea to gradually turn yellow under the influence of moisture and heat. Depending on the moisture content of the tea, it is divided into wet base yellowing and dry base yellowing. During the yellowing process of tea, the temperature and humidity of the yellowing process need to be controlled by yellowing equipment to ensure the quality of the yellowing process.

[0003] The patent with the authorization announcement number "CN214339840U" discloses a yellow tea yellowing equipment, which includes a yellowing equipment body and a yellowing box. A collection box is fixedly installed at the bottom of the yellowing box. A sedimentation cavity is provided in the collection box. A storage cavity is provided in the collection box and is in communication with the sedimentation cavity. A drain port is provided in the inner wall of the bottom of the yellowing box and corresponds to the sedimentation cavity. The yellow tea yellowing equipment has the advantages of being able to collect and filter excess moisture, improve tea quality, and be easy to operate.

[0004] However, the device has the following disadvantages:

[0005] 1. After yellow tea yellowing processing, the yellow tea needs to be taken out. However, the above device is difficult to use and cannot quickly take out all the tea leaves, thereby reducing the efficiency of tea yellowing. Moreover, the sealing performance of the above device is poor, which leads to unstable yellowing temperature control and affects the quality of tea yellowing.

[0006] 2. During tea yellowing processing, it is necessary to ensure uniform temperature and humidity of tea. However, the above device has poor hot air flow in the device, and the uniformity of temperature and humidity during tea yellowing is difficult to control, thereby reducing the effect of tea yellowing. UTILITY MODEL CONTENTS

[0007] The utility model aims to provide a wet base yellowing equipment for yellow tea processing to solve the problems mentioned in the background.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a wet base yellowing equipment for yellow tea processing, which includes a yellowing box and a material cylinder. One side of the yellowing box is provided with a mounting table. The top of the yellowing box is provided with a temperature and humidity control assembly. The outer side of the material cylinder is provided with an air vent net. One side of the material cylinder is provided with a connecting cylinder.

[0009] The temperature and humidity control assembly comprises a water pump, a water pipe, a spray pipe and a heater, one side of the top of the yellowing box is provided with the water pump, the output end of the water pump is provided with the water pipe, the input end of the water pump is connected with the external humidifying pipeline, the bottom of the water pipe extends to the inside of the yellowing box and is provided with the spray pipe, and the inside of the top of the yellowing box is provided with the heater.

[0010] The yellowing box is provided with a fixing assembly away from the installation table.

[0011] The top of the installation table is provided with a feeding assembly.

[0012] The middle of one side of the inside of the yellowing box is provided with a sealing assembly, the sealing assembly comprises a sleeve ring, a piston, an inflatable sealing ring, a connecting rod, a spring A, a stop ring and a piston cavity, the middle of one side of the inside of the yellowing box is provided with the sleeve ring, the inside of the sleeve ring is provided with the inflatable sealing ring, two groups of piston cavities are arranged in the inside of the sleeve ring, the connecting pipes connected with the inflatable sealing ring are arranged on the two groups of piston cavities, the connecting rods are sleeved on one side of the two groups of piston cavities, the stop rings are jointly arranged on one side of the two groups of connecting rods, the inflatable sealing rings matched with the piston cavities are arranged on the other side of the two groups of connecting rods, the top and the bottom of one side of the stop ring are provided with the spring A, and the two groups of springs A are sleeved on the outside of the two groups of connecting rods.

[0013] The middle of one side of the installation table is provided with a heat equalizing assembly, the heat equalizing assembly comprises an outer gear ring, a motor B, a gear, a rotating rod, a turbulence blade, a clamping block and a clamping groove, the middle of one side of the installation table is provided with the motor B, the output end of the motor B is provided with the rotating rod, the outside of the rotating rod is provided with a group of gears and a plurality of turbulence blades, one side of the yellowing box is sleeved with the outer gear ring engaged with the gears, the top and the bottom of the inside of the outer gear ring are provided with the clamping grooves, and one side of the top and the bottom of the barrel is provided with the clamping blocks matched with the clamping grooves.

[0014] Preferably, the fixing assembly comprises a spring B, a guide hole, a plug rod, a fixing ring and a plug groove, the middle of one side of the yellowing box away from the installation table is provided with the fixing ring, the top and the bottom of the inside of the fixing ring are provided with the plug grooves, the top and the bottom of the connecting barrel are provided with the guide holes, the plug rods matched with the plug grooves are slidingly inserted into the inside of the two groups of guide holes, and the two groups of plug rods are provided with the spring B on the side close to each other, so as to facilitate the fixing of the barrel.

[0015] Preferably, the middle of one side of the connecting barrel is sleeved with a rotating wheel, the two groups of plug rods are provided with pull ropes on the side close to each other, the two groups of pull ropes are connected with the shaft rod part of the rotating wheel, and the two groups of pull ropes pass through the inside of the spring B, so as to facilitate the disassembly of the barrel.

[0016] Preferably, the feeding assembly comprises a feeding hopper, a conveying cylinder, a motor A and a spiral conveying rod, the top of the mounting table is provided with the conveying cylinder, one side of the conveying cylinder extends to the inside of the steaming box, the top of the conveying cylinder is provided with the feeding hopper, one side of the conveying cylinder is provided with the motor A, the output end of the motor A is provided with the spiral conveying rod, and the device is facilitated with feeding accumulation.

[0017] Preferably, one side of the barrel is provided with a rotating rod, and the outer side of the rotating rod is sleeved with a bearing connected with the connecting cylinder, the barrel is rotationally connected with the connecting cylinder through the rotating rod, so that the barrel can rotate without affecting the sealing of the outer side of the connecting cylinder.

[0018] Preferably, one side of the barrel is provided with a rotating rod, and the outer side of the rotating rod is sleeved with a bearing connected with the connecting cylinder, the barrel is rotationally connected with the connecting cylinder through the rotating rod, so that the barrel can rotate without affecting the sealing of the outer side of the connecting cylinder.

[0019] Preferably, one side of the barrel is provided with a rotating rod, and the outer side of the rotating rod is sleeved with a bearing connected with the connecting cylinder, the barrel is rotationally connected with the connecting cylinder through the rotating rod, so that the barrel can rotate without affecting the sealing of the outer side of the connecting cylinder.

[0020] Preferably, one side of the barrel is provided with a rotating rod, and the outer side of the rotating rod is sleeved with a bearing connected with the connecting cylinder, the barrel is rotationally connected with the connecting cylinder through the rotating rod, so that the barrel can rotate without affecting the sealing of the outer side of the connecting cylinder.

[0021] Compared with the prior art, the wet base steaming equipment for yellow tea processing has the beneficial effects that:

[0022] 1. Through the cooperation between the barrel, the connecting cylinder, the sleeve ring, the piston, the inflatable sealing ring, the connecting rod, the spring A, the stop ring and the piston cavity, when the device steams the tea, the tea can be conveyed into the detachable barrel for steaming, and after steaming, the barrel can be directly removed and taken out, so that the taking work is quickly completed, the taking efficiency is improved, and when the barrel is installed, the inflatable sealing ring is expanded to tightly fit the connecting cylinder, so that the sealing between the connecting parts of the barrel is ensured, and the steaming heat control is more stable.

[0023] 2. Through the cooperation between the outer gear ring, the motor B, the gear, the rotating rod, the spoiler, the clamping block and the clamping groove, after the barrel is inserted into the steaming box, the barrel can be connected with the outer gear ring, and when the device controls the rotating rod to rotate, the barrel can be driven to rotate, so that the humidification and heating of each surface of the tea are more uniform, and the rotating rod can also drive the spoiler to rotate, so that the airflow in the device flows, the heat of each part in the steaming box is uniform, and the steaming effect on the tea is improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1The utility model discloses a perspective view of the utility model;

[0025] Figure 2 The utility model discloses a front view of the utility model;

[0026] Figure 3 The utility model discloses a side view of the utility model outer tooth ring;

[0027] Figure 4 The utility model discloses a Figure 2 The utility model discloses a structure amplification schematic drawing of A place.

[0028] In the figure: 1, yellow box is stifled, 21, material cylinder, 22, connecting cylinder, 23, aeration net, 31, sleeve ring, 32, piston, 33, inflatable seal ring, 34, connecting rod, 35, spring A, 36, baffle ring, 37, piston cavity, 41, water pump, 42, water pipe, 43, spray pipe, 44, heater, 51, feed hopper, 52, conveying cylinder, 53, motor A, 54, spiral conveying rod, 61, outer tooth ring, 62, motor B, 63, gear, 64, rotating rod, 65, spoiler blade, 66, clamping block, 67, clamping groove, 7, mounting table, 81, pull rope, 82, spring B, 83, guide hole, 84, plug rod, 85, fixed ring, 86, insertion slot, 87, rotating wheel. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0030] Please refer to Figures 1-4 The utility model provides an example of yellow tea processing is stifled to wet blank yellow equipment, including stifled yellow box 1 and material cylinder 21, and one side of stifled yellow box 1 is provided with mounting table 7, and the top of stifled yellow box 1 is provided with humidity control assembly, and the outside of material cylinder 21 is provided with aeration net 23, and one side of material cylinder 21 is provided with connecting cylinder 22;

[0031] Humidity control assembly includes water pump 41, water pipe 42, spray pipe 43 and heater 44, and one side of the top of stifled yellow box 1 is provided with water pump 41, and the output end of water pump 41 is provided with water pipe 42, and the input end of water pump 41 is connected with external humidification pipeline, and the bottom of water pipe 42 extends to the inside of stifled yellow box 1 and is provided with spray pipe 43, and the both sides of the inside top of stifled yellow box 1 are provided with heater 44;

[0032] The side, away from the mounting table 7, of the steaming box 1 is provided with a fixing assembly, the fixing assembly comprises springs B82, guide holes 83, insertion rods 84, fixing rings 85 and insertion grooves 86, the middle of the side, away from the mounting table 7, of the steaming box 1 is provided with a fixing ring 85, the top and bottom of the inner side of the fixing ring 85 are provided with insertion grooves 86, the top and bottom of the connecting barrel 22 are provided with guide holes 83, the inner sides of the two groups of guide holes 83 are slidably connected with insertion rods 84 matched with the insertion grooves 86, one side of the two groups of insertion rods 84 is provided with springs B82, so as to facilitate the fixing of the material barrel 21;

[0033] The top of the mounting table 7 is provided with a feeding assembly, the feeding assembly comprises a feeding hopper 51, a conveying barrel 52, a motor A 53 and a spiral conveying rod 54, the top of the mounting table 7 is provided with the conveying barrel 52, one side of the conveying barrel 52 extends to the inside of the steaming box 1, the top of the conveying barrel 52 is provided with the feeding hopper 51, one side of the conveying barrel 52 is provided with the motor A 53, the output end of the motor A 53 is provided with the spiral conveying rod 54, tea leaves can be compacted and fed into the material barrel 21 by the spiral conveying mode, so as to ensure the accumulation of tea leaves;

[0034] The middle of one side of the inside of the steaming box 1 is provided with a sealing assembly, the sealing assembly comprises a sleeve ring 31, a piston 32, an inflation sealing ring 33, connecting rods 34, springs A 35, a blocking ring 36 and piston cavities 37, the middle of one side of the inside of the steaming box 1 is provided with the sleeve ring 31, the inner side of the sleeve ring 31 is provided with the inflation sealing ring 33, the inside of the sleeve ring 31 is provided with two groups of piston cavities 37, the two groups of piston cavities 37 are provided with connecting pipes connected with the inflation sealing ring 33, one side of the two groups of connecting rods 34 is sleeved with the sleeve ring 31, one side of the two groups of connecting rods 34 is commonly provided with the blocking ring 36, the other side of the two groups of connecting rods 34 is provided with the inflation sealing ring 33 matched with the piston cavities 37, the top and bottom of one side of the blocking ring 36 are provided with the springs A 35, and the two groups of springs A 35 are sleeved on the outer sides of the two groups of connecting rods 34;

[0035] The middle of one side of the mounting table 7 is provided with a heat equalizing assembly, the heat equalizing assembly comprises an outer gear ring 61, a motor B 62, gears 63, rotating rods 64, turbulence leaves 65, clamping blocks 66 and clamping grooves 67, the middle of one side of the mounting table 7 is provided with the motor B 62, the output end of the motor B 62 is provided with the rotating rod 64, the outer side of the rotating rod 64 is provided with a group of gears 63 and a plurality of turbulence leaves 65, one side of the steaming box 1 is sleeved with the outer gear ring 61 engaged with the gears 63, the top and bottom of the inner side of the outer gear ring 61 are provided with clamping grooves 67, one side of the top and bottom of the material barrel 21 is provided with clamping blocks 66 matched with the clamping grooves 67.

[0036] Further, the middle part of one side of the connecting barrel 22 is sleeved with a rotating wheel 87, two groups of insertion rods 84 are arranged on one side close to each other and are provided with pull ropes 81, and the two groups of pull ropes 81 are connected with the shaft rod part of the rotating wheel 87. The two groups of pull ropes 81 pass through the inside of the spring B 82, which facilitates the disassembly of the barrel 21. When disassembling, only need to rotate the rotating wheel 87 to pull the insertion rod 84 under the connection of the two groups of pull ropes 81 to release the fixation, which improves the disassembly convenience of the barrel 21.

[0037] Further, one side of the barrel 21 is provided with a rotating rod, and the outside of the rotating rod is sleeved with a bearing connected with the connecting barrel 22. The barrel 21 is rotatably connected with the connecting barrel 22 through the rotating rod, so that the barrel 21 can rotate without affecting the sealing of the outside of the connecting barrel 22.

[0038] Further, one side of the barrel 21 is provided with a rotating rod, and the outside of the rotating rod is sleeved with a bearing connected with the connecting barrel 22. The barrel 21 is rotatably connected with the connecting barrel 22 through the rotating rod, so that the barrel 21 can rotate without affecting the sealing of the outside of the connecting barrel 22.

[0039] Further, one side of the barrel 21 is provided with a rotating rod, and the outside of the rotating rod is sleeved with a bearing connected with the connecting barrel 22. The barrel 21 is rotatably connected with the connecting barrel 22 through the rotating rod, so that the barrel 21 can rotate without affecting the sealing of the outside of the connecting barrel 22.

[0040] Further, one side of the mounting table 7 is provided with a protective shell, and the motor A53 and the motor B62 are located inside the protective shell for protecting the two groups of motors.

[0041] Working principle: when the device is in use, the rolled tea leaves can be added into the feeding hopper 51, and then the motor A53 is started to run. The motor A53 can drive the spiral conveying rod 54 to rotate, and the tea leaves falling into the conveying barrel 52 can be conveyed to one side through the spiral conveying rod 54, so that the tea leaves enter the ventilation net 23. The ventilation net 23 can be filled with tea leaves through continuous conveying of tea leaves, so that the tea leaves are stacked together. At this time, the water pump 41 can be used to extract external water flow through the spray pipe 43 to spray the tea leaves, control the yellowing humidity of the tea leaves, and adjust the temperature in the device through the heater 44 to ensure the yellowing effect of the tea leaves.

[0042] When the tea leaves are yellowing, the motor B62 can be started to run. The motor B62 can drive the rotating rod 64 to rotate, and then the rotating rod 64 can drive the turbulence leaf 65 to flow the airflow in the device, so as to ensure the uniformity of the temperature. At the same time, the rotating rod 64 can also drive the outer gear ring 61 to rotate through the gear 63. At this time, due to the clamping of the clamping block 66 and the clamping groove 67, the barrel 21 can be rotated, so as to ensure that the tea leaves are more evenly humidified and heated, and the yellowing effect of the tea leaves is improved.

[0043] After the tea is yellowed, the two groups of pull ropes 81 can be pulled by rotating the rotating wheel 87, and the pull ropes 81 can drive the insertion rod 84 to overcome the elastic force of the spring B 82 to pull out from the insertion slot 86, that is, the material cylinder 21 can be pulled outwards, the material cylinder 21 is removed in whole, and the yellowed tea in the material cylinder 21 can be directly poured out, so that the device is convenient for taking out the material;

[0044] When a new round of tea yellowing is performed, the material cylinder 21 can be inserted into the yellowing box 1 again from the fixing ring 85, the clamping block 66 can be aligned with the clamping groove 67 to control the rotation of the material cylinder 21, and the connecting cylinder 22 can push the blocking ring 36 to move to one side to overcome the elastic force of the spring A 35 during the insertion process. At this time, the connecting rod 34 can push the two groups of pistons 32 to move to one side, so that the gas in the piston cavity 37 is filled into the inflatable sealing ring 33, the inflatable sealing ring 33 is inflated, the inflatable sealing ring 33 is tightly attached to the outside of the connecting cylinder 22 by inflation, so that the sealing performance of the material cylinder 21 after installation is guaranteed, and the yellowing heat control is more stable. When the insertion rod 84 is clamped into the insertion slot 86 by the elastic force of the spring B 82, the installation of the material cylinder 21 is completed, and the operation is very convenient.

[0045] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

[0046] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two; the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description and cannot be understood as indicating or implying relative importance.

[0047] In the description of the utility model, it is to explain, unless another explicit provision and limit, term "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, can be mechanical connection, also can be electric connection, can be directly connected, also can pass through indirect connection of intermediate medium. For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

Claims

1. A wet yellowing device for processing yellow tea, comprising a yellowing box (1) and a material cylinder (21), wherein a mounting platform (7) is provided on one side of the yellowing box (1), characterized in that: The top of the yellowing box (1) is equipped with a temperature and humidity control component, the outside of the material cylinder (21) is equipped with a ventilation net (23), and a connecting cylinder (22) is provided on one side of the material cylinder (21). The temperature and humidity control components include a water pump (41), a water pipe (42), a spray pipe (43), and a heater (44). A water pump (41) is provided on one side of the top of the yellowing chamber (1). A water pipe (42) is provided at the output end of the water pump (41), and the input end of the water pump (41) is connected to an external humidification pipeline. The bottom of the water pipe (42) extends into the interior of the yellowing chamber (1) and is provided with a spray pipe (43). Heaters (44) are provided on both sides of the top inside the yellowing chamber (1). The yellowing box (1) is provided with a fixing component on the side away from the mounting platform (7); The top of the mounting platform (7) is provided with a feeding assembly; A sealing assembly is provided in the middle of one side of the interior of the yellowing box (1). The sealing assembly includes a collar (31), a piston (32), an inflatable sealing ring (33), a connecting rod (34), a spring A (35), a retaining ring (36), and a piston chamber (37). A collar (31) is provided in the middle of one side of the interior of the yellowing box (1). An inflatable sealing ring (33) is provided on the inner side of the collar (31). Two sets of piston chambers (37) are opened inside the collar (31). 7) A connecting pipe is provided on the upper part to connect with the inflatable sealing ring (33). A connecting rod (34) is sleeved on one side of the two sets of piston chambers (37). A retaining ring (36) is provided on one side of the two sets of connecting rods (34). An inflatable sealing ring (33) adapted to the piston chamber (37) is provided on the other side of the two sets of connecting rods (34). A spring A (35) is provided at the top and bottom of one side of the retaining ring (36), and the two sets of springs A (35) are sleeved on the outside of the two sets of connecting rods (34). A heat equalization assembly is provided in the middle of one side of the mounting platform (7). The heat equalization assembly includes an external gear ring (61), a motor B (62), a gear (63), a rotating rod (64), a baffle (65), a locking block (66), and a locking groove (67). A motor B (62) is provided in the middle of one side of the mounting platform (7). A rotating rod (64) is provided at the output end of the motor B (62). A set of gears (63) and multiple sets of baffles (65) are provided on the outer side of the rotating rod (64). An external gear ring (61) that meshes with the gear (63) is fitted on one side of the yellowing box (1). A locking groove (67) is provided at the top and bottom of the inner side of the external gear ring (61). A locking block (66) that cooperates with the locking groove (67) is provided on one side of the top and bottom of the material cylinder (21).

2. The wet tea processing yellowing equipment according to claim 1, characterized in that: The fixing assembly includes spring B (82), guide hole (83), insert rod (84), fixing ring (85) and slot (86). The fixing ring (85) is provided in the middle of the side of the yellowing box (1) away from the mounting platform (7). Slot (86) is provided at the top and bottom of the inner side of the fixing ring (85). Guide hole (83) is provided at the top and bottom of the connecting cylinder (22). Insert rod (84) that cooperates with slot (86) is slidably inserted into the inner side of the two sets of guide holes (83). Spring B (82) is provided on the side of the two sets of insert rods (84) that are close to each other.

3. The wet yellowing equipment for processing yellow tea according to claim 2, characterized in that: A rotating wheel (87) is sleeved in the middle of one side of the connecting cylinder (22). Two sets of plug rods (84) are provided with pull ropes (81) on their adjacent sides. The two sets of pull ropes (81) are connected to the shaft of the rotating wheel (87). The two sets of pull ropes (81) pass through the inside of the spring B (82).

4. The wet tea processing yellowing equipment according to claim 1, characterized in that: The feeding assembly includes a feeding hopper (51), a conveying cylinder (52), a motor A (53), and a screw conveyor (54). The top of the mounting platform (7) is provided with a conveying cylinder (52), one side of which extends into the interior of the yellowing box (1). The top of the conveying cylinder (52) is provided with a feeding hopper (51), one side of which is provided with a motor A (53), and the output end of the motor A (53) is provided with a screw conveyor (54).

5. The wet tea processing yellowing equipment according to claim 1, characterized in that: A rotating rod is provided on one side of the material cylinder (21), and a bearing connected to the connecting cylinder (22) is sleeved on the outside of the rotating rod. The material cylinder (21) is rotatably connected to the connecting cylinder (22) through the rotating rod.

6. The wet tea processing yellowing equipment according to claim 1, characterized in that: The collar (31) has an annular groove on one side that is adapted to the retaining ring (36), and a sealing ring is provided on one side of the retaining ring (36).

7. The wet tea processing yellowing equipment according to claim 4, characterized in that: An annular groove is provided on one side of the outer side of the conveying cylinder (52), and a rotating ring is sleeved inside the annular groove.

8. The wet yellowing equipment for processing yellow tea according to claim 4, characterized in that: A protective shell is provided on one side of the mounting platform (7), and the motors A (53) and B (62) are located inside the protective shell.

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