Stir-frying equipment for green tea processing

By utilizing heat storage components and preheating structures in green tea frying equipment, the heat of high-temperature steam is used for preheating water, solving the problem of energy waste and realizing the cascade utilization of energy. Furthermore, the rotation design of the frying components ensures uniform frying of tea leaves, improving frying efficiency and quality.

CN120836621APending Publication Date: 2025-10-28HEFENG HONGHUI TEA IND CO LTD
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Patent Information

Application Number
CN202511186385.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-08-23
Publication Date
2025-10-28

AI Technical Summary

Technical Problem

In the current green tea frying process, the frying pan needs to be heated continuously, which consumes a lot of energy. The high-temperature steam escapes, causing heat waste and low energy utilization efficiency.

Method used

A roasting equipment for green tea processing was designed. Through the heat storage component and preheating structure, the heat of high-temperature steam is used to preheat water, realizing cascade heat utilization and reducing the energy consumption of heating water. The rotating design of the roasting component ensures that the tea leaves are evenly roasted.

Benefits of technology

The method realizes the cascade utilization of energy, reduces the energy consumption in the frying process, and improves the uniformity and purity of the frying of tea leaves.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of green tea stir-frying, and particularly discloses stir-frying equipment for green tea processing, which comprises a stir-frying tea cylinder, a stir-frying tea pot and heat storage assemblies, the bottom end of the stir-frying tea cylinder is fixedly provided with the stir-frying tea pot, and the heat storage assemblies are symmetrically arranged above the stir-frying tea pot of the stir-frying tea cylinder; the heat storage assembly comprises a heat storage protective cylinder, the heat storage assembly accelerates air flow under the driving of high-temperature steam, and through the arrangement of a spiral water conveying pipe, water in the spiral water conveying pipe can be preheated by the high-temperature steam generated during stir-frying of green tea, so that the effect of recycling heat energy is achieved; preheated water can enter the preheating water tank and the heating water tank through the water conveying pipe set, so that energy consumption used for heating water is reduced, steam waste heat which is directly discharged originally is converted into energy capable of preheating water, and gradient utilization of energy is achieved.
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Description

Technical Field

[0001] This application relates to the field of green tea processing technology, and in particular to a green tea processing equipment. Background Technology

[0002] Green tea is one of the main types of tea in China. It refers to a beverage made from the new leaves or buds of the tea tree without fermentation, through processes such as fixation, rolling, and drying. The finished product retains much of the green color of the fresh tea leaves in both its appearance and the brewed tea soup.

[0003] In green tea processing, both fixation and drying involve stir-frying, making stir-frying a crucial step. High temperatures (usually 200-300℃) rapidly deactivate the polyphenol oxidase in fresh leaves, preventing the oxidation of tea polyphenols (avoiding the tea from turning red or brown). Simultaneously, some moisture is evaporated (reducing the moisture content of fresh leaves from about 75% to about 60%), softening the leaves for subsequent rolling. However, the rolled tea still has a relatively high moisture content (about 50%), requiring stir-frying for further drying to evaporate more moisture (reducing the final moisture content to below 6% for easier storage). At the same time, high temperatures stimulate the aromatic substances in the tea (forming the unique fresh and chestnut aroma of green tea) and fix the shape of the tea leaves.

[0004] However, the current technology still has the following problems: when the wok is heated during the withering and drying of tea leaves, a large amount of energy needs to be consumed continuously. A large amount of heat will escape to the outside along with the high-temperature steam generated during the tea frying, resulting in a lot of heat energy wastage. Summary of the Invention

[0005] This application provides a frying equipment for green tea processing, which solves the problem in the prior art where: when the frying pan is heated during the withering and drying of tea leaves, a large amount of energy is continuously consumed, and a large amount of heat will escape to the outside along with the high-temperature steam generated during the frying of tea leaves, resulting in a lot of heat energy wastage. This application realizes the conversion of the originally directly emitted steam waste heat into energy that can be preheated to water temperature, thus achieving energy cascade utilization.

[0006] This application provides a frying apparatus for green tea processing, comprising:

[0007] A tea-frying caddy, wherein a tea-frying pan is fixedly installed at the bottom end of the tea-frying caddy;

[0008] A heat storage component is symmetrically arranged above the tea frying pan of the tea frying cylinder. The heat storage component includes a heat storage protective cylinder. The heat storage component accelerates air flow under the drive of high-temperature steam.

[0009] The preheating structure is located above and on the outside of the tea-frying cylinder. The preheating structure includes a symmetrically arranged spiral water supply pipe, a vortex heating water pipe, and a water supply pipe assembly. The spiral water supply pipe is fixedly installed inside the heat storage cylinder. The spiral water supply pipe is connected to the preheating water tank and the heating water tank through the water supply pipe assembly. The two ends of the vortex heating water pipe are respectively connected to the preheating water tank and the heating water tank. The preheating water tank and the heating water tank are in a connected state.

[0010] Furthermore, the heat storage tube assembly also includes a connecting rod, one end of which is fixedly equipped with a steam turbine fan, and a conical water collecting hopper is provided above the steam turbine fan. The conical water collecting hopper is fixedly installed inside the heat storage casing, and a water storage tank is formed between the conical water collecting hopper and the heat storage casing. A water outlet pipe is provided through the outside of the heat storage casing, and the water outlet pipe is in communication with the water storage tank. A top cover is rotatably provided at the other end of the connecting rod, and the top cover is fixedly installed at the top of the heat storage casing. A gas collecting cover is fixedly installed at the bottom of the heat storage casing.

[0011] Furthermore, the water supply pipe assembly includes a connecting water supply pipe and an inlet connecting pipe. The connecting water supply pipe is connected to the outlet of the spiral water supply pipe, and the inlet connecting pipe is connected to the inlet of the spiral water supply pipe. The connecting water supply pipe is connected to the heating water tank through the hot water return pipe, and the inlet connecting pipe is connected to the preheating water tank through the main outlet pipe.

[0012] Furthermore, the outer side of the tea frying cadm is provided with a tea inlet / outlet door for taking out tea leaves, the bottom end of the tea frying pot is fixedly provided with a protective bottom cover, and the bottom end of the tea frying pot is symmetrically fixedly provided with a fixed pipe bottom block, which is fixedly provided on the outer side of the vortex heating water pipe.

[0013] Furthermore, a vertical support frame is provided on the outside of the tea frying cadmium, a support frame is fixedly provided on one side of the vertical support frame, and a pipe connection plate is symmetrically fixedly provided on one side of the support frame. The pipe connection plate is fixedly provided on the outside of the water supply pipe and the water inlet pipe, and a servo motor is fixedly provided on one side of the top of the support frame.

[0014] Furthermore, an annular component is fixedly provided on the inner side of the tea frying cadmium. The top of the annular component is provided with an annular plane area and an annular tooth groove. A protruding platform is symmetrically provided on the top of the annular plane area, and a guide wheel slope is symmetrically provided on both sides of the protruding platform.

[0015] Furthermore, the tea-frying cylinder is internally equipped with a frying assembly, which includes a transmission blade rod. Multiple tea leaves are fixedly mounted on the outer side of the transmission blade rod. Fixed leaf supports are rotatably mounted on the outer sides of both ends of the transmission blade rod. A rotating blade is fixedly mounted on one side of the bottom end of the fixed leaf support. A main hanger frame is fixedly mounted on the side of the fixed leaf supports that are close to each other. The main hanger frame is rotatably mounted on the outer side of the transmission blade rod. The transmission blade rod is connected to the output shaft of the servo motor through the main hanger frame and the return assembly. A rotating gear is fixedly mounted on both ends of the transmission blade rod. The fixed leaf supports are meshed together through the tooth grooves of the ring teeth.

[0016] Furthermore, a lifting roller is rotatably connected to one end of the ring gear that is far apart from each other. The lifting roller is located above the ring plane area. The return assembly includes a first connecting arm and a second connecting arm. Limit blocks are fixedly provided on the outer side of the connection between the first connecting arm and the second connecting arm. The first connecting arm and the second connecting arm are rotatably connected. The first connecting arm is symmetrically rotatably arranged on both sides of the top end of the main frame of the boom. A connecting plate is rotatably provided at the other end of the second connecting arm. The connecting plate is fixedly arranged on the output shaft of the servo motor. A return spring is fixedly arranged between the main frame of the boom and the connecting plate.

[0017] The technical solution provided in this application has at least the following technical effects or advantages:

[0018] 1. This application, through the installation of a spiral water conveying pipe, allows the high-temperature steam generated during the green tea frying process to preheat the water in the spiral water conveying pipe, thereby achieving the effect of recovering heat energy. The preheated water can enter the preheating water tank and the heating water tank through the water conveying pipe assembly, thereby reducing the energy consumption used for heating water and converting the waste heat of the steam that was originally directly discharged into the energy that can be preheated to water temperature, thus realizing the cascade utilization of energy.

[0019] 2. This application, through the setting of the frying component, enables the transmission blade to drive the tea leaves to rotate while the frying component rotates, through the cooperation of the ring gear and the ring tooth groove in the frying component, thereby achieving the effect of automatic frying of green tea, preventing green tea from sticking to the frying pan, and the rotation of the transmission blade ensures that all parts of the green tea can be effectively fried, thereby avoiding local over-frying or under-frying of green tea and improving the purity of the tea. Attached Figure Description

[0020] Figure 1 This is a three-dimensional structural diagram of an embodiment of this application.

[0021] Figure 2 This is a front and rear axonometric three-dimensional structural diagram of an embodiment of this application.

[0022] Figure 3This is a schematic diagram showing the disassembled structure of the tea-frying caddy, tea-frying pot, protective bottom cover, and vortex-shaped heating water pipe in the embodiment of this application.

[0023] Figure 4 This is a three-dimensional structural diagram of the preheating structure in the embodiments of this application.

[0024] Figure 5 This is a schematic diagram of the combination of the heat storage component and part of the preheating structure in the embodiments of this application, as well as the disassembled structure with the top cover.

[0025] Figure 6 This is a schematic diagram showing the disassembled structure of some of the frying components, servo motors, and support frames in the embodiments of this application.

[0026] Figure 7 This is a schematic diagram of the combined structure of some of the frying components and the ring component in the embodiments of this application.

[0027] Figure 8 For this application Figure 7 A magnified structural diagram of point A in the middle.

[0028] In the diagram: 1. Tea frying hopper; 101. Tea inlet / outlet door; 102. Tea frying pan; 1021. Fixed pipe bottom block; 103. Protective bottom cover; 2. Heat storage casing; 201. Top cover; 202. Connecting rotating rod; 203. Steam turbine fan; 204. Conical water collection hopper; 205. Gas collection hood; 206. Water outlet pipe; 3. Preheating structure; 301. Spiral water conveying pipe; 3011. Connecting water conveying pipe; 3012. Water inlet connecting pipe; 302. Hot water return pipe; 303. Main water outlet pipe; 304. Preheating water tank; 305. Heating water tank; 306. Vortex 4. Heating water pipe; 5. Annular component; 6. Annular plane area; 7. Annular tooth groove; 8. Drive wheel slope; 9. convex joint platform; 10. Servo motor; 11. Vertical joint frame; 12. Bearing frame; 13. Pipe joint plate; 14. Frying assembly; 15. Transmission blade; 16. Frying tea leaves; 17. Annular blade; 18. Fixed blade support; 19. Annular gear; 20. Lifting roller; 21. Main frame of hanging rod; 22. First connecting arm; 33. Second connecting arm; 44. Limiting block; 55. Connecting shaft plate; 66. Return spring. Detailed Implementation

[0029] This application discloses a frying device for green tea processing. By setting 301, the high-temperature steam generated during green tea frying can preheat the water in 301, achieving the effect of recovering heat energy. The preheated water can enter 304 and 305 through the water supply pipe group, thereby reducing the energy consumption used to heat the water and converting the originally directly discharged steam waste heat into energy that can be preheated to water temperature, realizing the cascade utilization of energy.

[0030] In order to better understand the above technical solution, the above technical solution will be described in detail below with reference to the accompanying drawings and specific implementation methods.

[0031] Example 1:

[0032] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 This application discloses a green tea processing frying device, including a heat storage component symmetrically arranged above the frying pan 102 of the frying cylinder 1. The heat storage component includes a heat storage protective cylinder 2, which accelerates airflow under the drive of high-temperature steam, and a preheating structure 3. The preheating structure 3 is arranged above and outside the frying cylinder 1, and includes a spiral water supply pipe 301, a vortex heating water pipe 306, and a water supply pipe assembly symmetrically arranged. The spiral water supply pipe 301 is fixedly arranged inside the heat storage protective cylinder 2, and the spiral water supply pipe 301 is connected to the preheating structure 3 via the water supply pipe assembly. Hot water tank 304 and heating water tank 305 are connected. The two ends of the vortex heating water pipe 306 are connected to the preheating water tank 304 and the heating water tank 305 respectively. The preheating water tank 304 and the heating water tank 305 are in a connected state. A vertical support frame 6 is provided on the outside of the tea frying cadm 1. A support frame 601 is fixedly provided on one side of the vertical support frame 6. A pipe connection plate 602 is symmetrically fixed on one side of the support frame 601. The pipe connection plate 602 is fixedly provided on the outside of the connecting water supply pipe 3011 and the inlet water connecting pipe 3012. A servo motor 5 is fixedly provided on one side of the top of the support frame 601.

[0033] The water in the spiral water conveying pipe 301 is preheated or heated by the heat storage component. The preheated or heated water then enters the preheated water tank 304 through the water conveying pipe assembly. The water entering the preheated water tank 304 has residual heat and enters the spiral water conveying pipe 301 through the outlet main pipe 303 and the inlet connecting pipe 3012. This allows the high-temperature steam to further heat the used water, eliminating the need for additional heating energy. Therefore, the water entering the heating water tank 305 from the preheated water tank 304 does not require continuous high-power operation of the heating equipment, reducing energy consumption.

[0034] Water is heated by the heating water tank 305 in the preheating structure 3. The heated water is then transported to the vortex heating water pipe 306 through the inlet. The vortex heating water pipe 306 is in contact with the bottom of the tea frying pan 102. The tea frying pan 102 is heated by heat transfer. The hot water circulation reduces the temperature difference at the bottom of the tea frying pan 102, thus reducing the unevenness of heat distribution.

[0035] For further details, please refer to [link / reference]. Figure 1 and Figure 2The water supply pipe assembly includes a connecting water supply pipe 3011 and an inlet connecting pipe 3012. The connecting water supply pipe 3011 is connected to the outlet of the spiral water supply pipe 301, and the inlet connecting pipe 3012 is connected to the inlet of the spiral water supply pipe 301. The connecting water supply pipe 3011 is connected to the heating water tank 305 through the return hot water pipe 302, and the inlet connecting pipe 3012 is connected to the preheating hot water tank 304 through the outlet main pipe 303.

[0036] The preheated water will enter the heating water tank 305 through the connecting water supply pipe 3011 and the return hot water pipe 302. The low temperature water can be fed into the preheating water tank 304 through the outlet end of the vortex heating water pipe 306, and then into the spiral water supply pipe 301, thereby completing the water recycling, reducing the amount of water added from the outside and saving water resources.

[0037] See Figure 1 and Figure 2 The outside of the tea frying hopper 1 is provided with a tea inlet / outlet door 101 for taking out tea leaves. The bottom of the tea frying pot 102 is fixedly provided with a protective bottom cover 103. The bottom of the tea frying pot 102 is symmetrically fixedly provided with a fixed pipe bottom block 1021, which is fixedly provided on the outside of the vortex heating water pipe 306.

[0038] The tea inlet / outlet door 101 can be fixedly connected to the tea frying hopper 1 with bolts, and the tea inlet / outlet door 101 can be flipped open or closed to facilitate taking out or putting in tea leaves. The tea frying pot 102 is used to hold the green tea leaves being fried, and the protective bottom cover 103 is used to protect the vortex heating water pipe 306 to prevent staff from being scalded.

[0039] For details, please refer to Figure 5 The heat storage tube assembly also includes a connecting rod 202. A steam turbine fan 203 is fixedly installed at one end of the connecting rod 202. A conical water collection hopper 204 is installed above the steam turbine fan 203. The conical water collection hopper 204 is fixedly installed inside the heat storage casing 2. A water storage tank is formed between the conical water collection hopper 204 and the heat storage casing 2. A water outlet pipe 206 is installed through the outside of the heat storage casing 2. The water outlet pipe 206 is connected to the water storage tank. A top cover 201 is rotatably installed at the other end of the connecting rod 202. The top cover 201 is fixedly installed at the top of the heat storage casing 2. A gas collection hood 205 is fixedly installed at the bottom of the heat storage casing 2.

[0040] The rising high-temperature steam causes the steam turbine 203 in the heat storage component to rotate, thereby accelerating the surrounding airflow and creating an effect of accumulating high-temperature steam. The high-temperature steam then enters the interior of the heat storage casing 2 and, when passing through the spiral water conveying pipe 301, transfers heat to the spiral water conveying pipe 301, preheating or increasing the temperature of the water in the spiral water conveying pipe 301, providing heat for frying green tea leaves. If the surface temperature of the spiral water conveying pipe 301 is low and condensation occurs, it will enter the water storage tank and be discharged to the outside through the water outlet pipe 206, preventing water from entering the fried green tea leaves. The gas collecting hood 205 can guide the high-temperature steam, which can efficiently concentrate the high-temperature steam.

[0041] Example 2:

[0042] Reference Figure 3 , Figure 6 , Figure 7 and Figure 8 An annular component 4 is fixedly installed on the inner side of the tea frying cylinder 1. The top of the annular component 4 is provided with an annular plane area 401 and an annular tooth groove 402. A protruding platform 404 is symmetrically provided on the top of the annular plane area 401. A pull wheel slope 403 is symmetrically provided on both sides of the protruding platform 404. A frying assembly 7 is provided inside the tea frying cylinder 1. The frying assembly 7 includes a transmission blade 701. Multiple tea leaves 702 are fixedly installed on the outer side of the transmission blade 701. The outer sides of both ends of the transmission blade 701 are rotatably set. There is a fixed blade support 704, and a rotating blade 703 is fixedly installed on one side of the bottom end of the fixed blade support 704. A main support frame 707 is fixedly installed on the side of the fixed blade support 704 that is close to each other. The main support frame 707 is rotatably installed on the outside of the transmission blade rod 701. The transmission blade rod 701 is connected to the output shaft of the servo motor 5 through the main support frame 707 and the return assembly. A rotating gear 705 is fixedly installed at both ends of the transmission blade rod 701. The fixed blade support 704 forms a meshing connection through the ring tooth groove 402.

[0043] The servo motor 5 drives the frying component 7 and the return component to rotate together. The return component drives the main frame 707 and the transmission blade 701 to rotate together. The transmission blade 701 rotates around the output shaft of the servo motor 5. Because the lifting roller 706 cooperates with the ring tooth groove 402, the transmission blade 701 can rotate along its own axis. In this way, the tea leaves 702 can achieve different rotation effects, which can turn the tea leaves over and move the tea leaves in each area to other areas, so that the tea leaves can be heated evenly and improve the frying quality of green tea. Under the drive of the servo motor 5, the transmission blade 701 will move along the output shaft of the servo motor 5, which will drive the rotating blade 703 to move as well. The tea leaves 702 and the rotating blade 703 are both inclined, which makes it easy to scoop up the tea leaves to achieve the effect of frying. The rotating blade 703 can also push the green tea leaves at the top edge of the frying pot 102 inward, so that the tea leaves in all parts can be fryed.

[0044] Furthermore, a lifting roller 706 is rotatably connected to one end of the ring gear 705 that is far apart from each other. The lifting roller 706 is located above the ring plane area 401. The return assembly includes a first connecting arm 708 and a second connecting arm 709. Limit blocks 710 are fixedly provided on the outer side of the connection between the first connecting arm 708 and the second connecting arm 709. The first connecting arm 708 and the second connecting arm 709 are rotatably connected. The first connecting arm 708 is symmetrically rotatably arranged on both sides of the top end of the main frame of the boom 707. A connecting plate 711 is rotatably arranged at the other end of the second connecting arm 709. The connecting plate 711 is fixedly arranged on the output shaft of the servo motor 5. A return spring 712 is fixedly arranged between the main frame of the boom 707 and the connecting plate 711.

[0045] The lifting roller 706 is located above the annular plane area 401. When the lifting roller 706 reaches the guide wheel slope 403, it will be guided by the guide wheel slope 403 to the top of the convex platform 404. At this time, the transmission blade 701, tea leaf 702, rotating blade 703, rotating gear 705, and connecting plate 711 will rise. As the lifting roller 706 reaches the guide wheel slope 403 on the other side, the rising components will descend, causing the tea leaf 702 to vibrate and the surface of the tea leaf 702 to be vibrated. The attached green tea leaves are shaken down to prevent any uncooked green tea from remaining. As the connecting plate 711 rises, the angle between the first connecting arm 708 and the second connecting arm 709 decreases, the return spring 712 is compressed, and the limiting block 710 separates. The limiting block 710 restricts the maximum opening angle of the first connecting arm 708 and the second connecting arm 709. When the connecting plate 711 returns to its original height, the limiting block 710 closes again, allowing the transmission blade 701 to continue frying the green tea leaves.

[0046] Working principle: Open the tea inlet / outlet door 101 and put the fresh green tea leaves into the tea frying cylinder 1. The tea leaves are located at the top of the tea frying pan 102. The water is heated by the heating water tank 305 in the preheating structure 3. The heated water is delivered to the vortex heating water pipe 306 through the inlet. The vortex heating water pipe 306 is in contact with the bottom of the tea frying pan 102. The tea frying pan 102 is heated by heat transfer. The hot water circulation reduces the temperature difference at the bottom of the tea frying pan 102, reducing the unevenness of heat distribution. The circulating water enters the preheating water tank 304 through the outlet of the vortex heating water pipe 306.

[0047] During the green tea frying process, the high-temperature steam generated rises and drives the steam turbine 203 in the heat storage component to rotate. The rotation of the steam turbine 203 can accelerate the air flow and prevent the high-temperature steam from escaping quickly. The high-temperature steam enters the heat storage casing 2 and preheats the water in the spiral water conveying pipe 301. The preheated water can enter the heating water tank 305 through the connecting water conveying pipe 3011 and the return hot water pipe 302 in the water conveying pipe group. It should be noted that the water conveying work is carried out slowly, so that a large amount of high-temperature steam can fully preheat the water in the spiral water conveying pipe 301. The water entering the preheating hot water tank 304 has residual heat and enters the spiral water conveying pipe 301 through the outlet main pipe 303 and the inlet connecting pipe 3012. This allows the high-temperature steam to further heat the water after use, so that no additional heating energy is needed. Since the preheated water enters the heating water tank 305, the heating water tank 305 does not need to continuously operate the heating equipment at high power, further reducing energy consumption and realizing energy cascade utilization.

[0048] During initial heating, the interior of the spiral water pipe 301 is cold water. After the surface of the spiral water pipe 301 comes into contact with high-temperature steam, condensation will occur. The water will fall into the water storage tank formed between the conical water collecting hopper 204 and the heat storage protective cylinder 2, and will be discharged to the outside through the water outlet pipe 206 to prevent water from entering the green tea during frying.

[0049] When the green tea is being roasted, the servo motor 5 is started. The servo motor 5 drives the roasting component 7 and the return component to rotate together. The return component drives the main frame 707 and the transmission blade 701 to rotate together. The transmission blade 701 rotates around the output shaft of the servo motor 5. Because the lifting roller 706 cooperates with the ring tooth groove 402, the transmission blade 701 can rotate along its own axis. In this way, the roasting tea leaves 702 can achieve different rotation effects, which can turn the tea leaves over and move the tea leaves in each area to other areas, so that the tea leaves can be heated evenly and improve the roasting quality of green tea.

[0050] When the transmission blade 701 moves along the output shaft of the servo motor 5, it will drive the rotating blade 703 to move as well. Both the tea leaf 702 and the rotating blade 703 are inclined, which makes it easy to scoop up the tea leaves to achieve the effect of stir-frying. The rotating blade 703 can push the green tea leaves on the top edge of the tea frying pan 102 inward, so that the tea leaves in all parts can be stir-fried.

[0051] As the ring gear 705 rotates, it drives the lifting roller 706 to move together. When the lifting roller 706 reaches the guide wheel slope 403, it will be guided by the guide wheel slope 403 to the top of the convex platform 404. At this time, the transmission blade 701, tea leaf 702, ring blade 703, ring gear 705 and connecting plate 711 will rise. As the lifting roller 706 reaches the guide wheel slope 403 on the other side, the rising components will fall, causing the tea leaf 702 to vibrate and shake off the green tea leaves attached to the surface of the tea leaf 702, preventing unprocessed green tea from being present.

[0052] As the connecting plate 711 rises, the angle between the first connecting arm 708 and the second connecting arm 709 decreases, the return spring 712 is compressed, and the limiting block 710 separates. The limiting block 710 limits the maximum opening angle of the first connecting arm 708 and the second connecting arm 709. When the connecting plate 711 returns to its original height, the limiting block 710 closes again.

[0053] Obviously, those skilled in the art can make various modifications and variations to this invention without departing from its spirit and scope. Therefore, if these modifications and variations fall within the scope of the claims of this invention and their equivalents, this invention also intends to include these modifications and variations.

[0054] The above description is merely a preferred embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the scope of the technology disclosed in the present application, based on the technical solution and concept of the present application, should be covered within the scope of protection of the present application.

Claims

1. A frying device for green tea processing, characterized in that: include: A tea frying caddy (1) is provided with a tea frying pot (102) fixedly installed at the bottom end of the tea frying caddy (1). A heat storage component is symmetrically arranged above the tea frying pan (102) of the tea frying cylinder (1). The heat storage component includes a heat storage protective cylinder (2). The heat storage component accelerates air flow under the drive of high-temperature steam. The preheating structure (3) is located above and outside the tea frying cylinder (1). The preheating structure (3) includes a spiral water supply pipe (301), a vortex heating water pipe (306), and a water supply pipe group arranged symmetrically. The spiral water supply pipe (301) is fixedly located inside the heat storage cylinder (2). The spiral water supply pipe (301) is connected to the preheating water tank (304) and the heating water tank (305) through the water supply pipe group. The two ends of the vortex heating water pipe (306) are respectively connected to the preheating water tank (304) and the heating water tank (305). The preheating water tank (304) and the heating water tank (305) are in a connected state.

2. The green tea processing equipment as described in claim 1, characterized in that, The heat storage tube assembly also includes a connecting rod (202). One end of the connecting rod (202) is fixedly provided with a steam turbine fan (203). A conical water collection bucket (204) is provided above the steam turbine fan (203). The conical water collection bucket (204) is fixedly provided inside the heat storage casing (2). A water storage tank is formed between the conical water collection bucket (204) and the heat storage casing (2). A water outlet pipe (206) is provided through the outside of the heat storage casing (2). The water outlet pipe (206) is connected to the water storage tank. A top cover (201) is rotatably provided at the other end of the connecting rod (202). The top cover (201) is fixedly provided at the top of the heat storage casing (2). A gas collection cover (205) is fixedly provided at the bottom of the heat storage casing (2).

3. The green tea processing equipment as described in claim 1, characterized in that, The water supply pipe assembly includes a connecting water supply pipe (3011) and an inlet connecting pipe (3012). The connecting water supply pipe (3011) is connected to the outlet of the spiral water supply pipe (301), and the inlet connecting pipe (3012) is connected to the inlet of the spiral water supply pipe (301). The connecting water supply pipe (3011) is connected to the heating water tank (305) through the hot water return pipe (302), and the inlet connecting pipe (3012) is connected to the preheating water tank (304) through the main outlet pipe (303).

4. The green tea processing equipment as described in claim 1, characterized in that, The outside of the tea frying hopper (1) is provided with a tea inlet and outlet door (101) for taking out tea leaves. The bottom of the tea frying pot (102) is fixedly provided with a protective bottom cover (103). The bottom of the tea frying pot (102) is symmetrically fixedly provided with a fixed pipe bottom block (1021). The fixed pipe bottom block (1021) is fixedly provided on the outside of the vortex heating water pipe (306).

5. The green tea processing equipment as described in claim 1, characterized in that, A vertical support frame (6) is provided on the outside of the tea frying cadmium (1). A support frame (601) is fixedly provided on one side of the vertical support frame (6). A pipe connection plate (602) is symmetrically fixed on one side of the support frame (601). The pipe connection plate (602) is fixedly provided on the outside of the water supply pipe (3011) and the water inlet pipe (3012). A servo motor (5) is fixedly provided on one side of the top of the support frame (601).

6. The green tea processing equipment as described in claim 1, characterized in that, The inner side of the tea frying cadm (1) is fixedly provided with an annular component (4). The top of the annular component (4) is provided with an annular plane area (401) and an annular tooth groove (402). The top of the annular plane area (401) is symmetrically provided with a protruding platform (404). The two sides of the protruding platform (404) are symmetrically provided with a wheel ramp (403).

7. The green tea processing equipment as described in claim 1, characterized in that, The tea frying cadmium (1) is equipped with a frying component (7). The frying component (7) includes a transmission blade (701). Multiple tea leaves (702) are fixedly arranged on the outer side of the transmission blade (701). Fixed leaf supports (704) are rotatably arranged on the outer side of both ends of the transmission blade (701). A rotating blade (703) is fixedly arranged on one side of the bottom end of the fixed leaf support (704). A hanging rod main frame (707) is fixedly arranged on the side of the fixed leaf supports (704) that are close to each other. The hanging rod main frame (707) is rotatably arranged on the outer side of the transmission blade (701). The transmission blade (701) is connected to the output shaft of the servo motor (5) through the hanging rod main frame (707) and the return component. A rotating gear (705) is fixedly arranged on both ends of the transmission blade (701). The fixed leaf support (704) is meshed through the ring tooth groove (402).

8. The green tea processing equipment as described in claim 7, characterized in that, The ring gear (705) is rotatably connected to a lifting roller (706) at one end away from each other. The lifting roller (706) is located above the ring plane area (401). The return assembly includes a first connecting arm (708) and a second connecting arm (709). Limit blocks (710) are fixedly provided on the outer side of the connection between the first connecting arm (708) and the second connecting arm (709). The first connecting arm (708) and the second connecting arm (709) are rotatably connected. The first connecting arm (708) is symmetrically rotatably arranged on both sides of the top of the main frame of the boom (707). The other end of the second connecting arm (709) is rotatably provided with a connecting plate (711). The connecting plate (711) is fixedly arranged on the output shaft of the servo motor (5). A return spring (712) is fixedly arranged between the main frame of the boom (707) and the connecting plate (711).