Intelligent cold tea making machine

By designing an intelligent cold brew tea machine, which utilizes a weighing sensor, a temperature sensor, and a motor-driven stirring mechanism, automated tea brewing is achieved. This solves the problems of existing devices requiring manual operation and long brewing times, thus improving the convenience and efficiency of tea brewing.

CN223667743UActive Publication Date: 2025-12-16ZHEJIANG FORESTRY UNIVERSITY +2
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Patent Information

Application Number
CN202422509614.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-16
Publication Date
2025-12-16
Estimated Expiration
2034-10-16

AI Technical Summary

Technical Problem

Existing cold brew tea devices cannot automate the brewing process, requiring manual operation and involving long brewing times, which cannot meet the needs of people with limited time.

Method used

A smart cold brew tea machine was designed, which includes a weighing sensor, a temperature sensor, a microcontroller, and a wireless transmission module. It can brew tea at a fixed time, quantity, and temperature, and the stirring mechanism and heating coil are driven by a motor for automated operation.

Benefits of technology

It automates tea brewing, saving time and improving the convenience and efficiency of tea brewing, thus meeting the needs of different users.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an intelligent cold tea making machine, and relates to the technical field of tea making machines, the intelligent cold tea making machine comprises a base, the top of the base is fixedly provided with a machine body, the front side of the machine body is provided with a square groove, the rear side of the upper end in the square groove is provided with an adjusting and moving mechanism, and the front end of the adjusting and moving mechanism is fixedly provided with an assist device. By adopting the structure, the auxiliary device is arranged, so that much convenience is brought, tea leaves can be stored in the tea caddy, stable storage is ensured through adsorption of a sealing cover magnetic sheet, the screwed joint is connected with an external water supply pipeline, the first electromagnetic valve controls water adding, and when tea making is needed, the first electromagnetic valve is opened for water adding, and the weighing sensor detects the water amount; the single chip microcomputer controller and the wireless transmission module are adopted, people can remotely control the tea making machine outdoors, timing, quantifying, pre-making, temperature fixing and other operations are achieved by means of the weighing module, the temperature module and the timing module, automatic tea making is truly achieved, time is saved, and tea making convenience is improved.
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Description

Technical Field

[0001] This utility model belongs to the field of tea brewing machine technology, and specifically relates to an intelligent cold brew tea machine. Background Technology

[0002] Tea is a widely consumed beverage, generally made from the tender leaves and buds of the tea plant through specific processing techniques. It is mainly divided into six categories: green tea, black tea, oolong tea, white tea, yellow tea, and dark tea. Tea contains a wealth of beneficial components such as tea polyphenols, caffeine, and amino acids, which have effects such as refreshing the mind, anti-oxidation, and reducing the risk of cardiovascular disease. Tea not only has a unique taste and aroma, but also carries a profound cultural heritage. Around the world, people enjoy tea in different ways, such as brewing tea, boiling tea, and tasting tea. Tea has also become an important carrier for social interaction, leisure, and cultural exchange. At the same time, the beautiful scenery of tea gardens attracts many tourists, further enriching the connotation and value of tea.

[0003] Currently, tea is mostly brewed during consumption, and existing brewing equipment is usually required. Chinese patent with publication number "CN212591631U" discloses a household device for quickly making cold-brewed tea. It includes using a high-voltage pulsed electric field to destroy the cell membrane of tea leaves, causing electroporation, which allows the effective components of tea leaves such as catechins and tea polyphenols to quickly seep out and dissolve in water, thus producing cold-brewed tea. The device includes: a tea set, a cabinet, and a high-voltage pulse source; the tea set includes: a cylindrical body, a lid, a water outlet, a high-voltage source terminal block, a filter screen, a metal bottom, and a base; the filter screen is welded to the lower end of the high-voltage source terminal block as a high-voltage electrode; the metal bottom serves as a low-voltage electrode; the high-voltage pulse source is installed inside the safety cabinet, with its high-voltage output terminal connected to the high-voltage terminal block and its low-voltage output terminal connected to the tea set base; the high-voltage pulse source outputs a waveform pulse with a pulse width of 1-100μs, a frequency of 0.1-10kHz, and an amplitude of 0-30kV; this invention can effectively improve the production efficiency of cold-brewed tea while enhancing its quality, reducing the brewing time by more than 700 times;

[0004] While the aforementioned device does possess some tea-brewing capabilities, it exhibits significant limitations in practical application. It cannot automate the tea-brewing process, relying primarily on manual addition of tea leaves and water to the brewing container. Furthermore, when people are not at home, they cannot pre-brew tea, which typically takes 4 to 10 hours. For those with limited time, waiting for tea to brew is undoubtedly a waste of time. Therefore, the device has certain defects and shortcomings in its overall use. To better meet people's needs and improve its practicality and convenience, it is urgently necessary to improve and refine it. Utility Model Content

[0005] In view of the problems mentioned in the background art, the utility model aims at providing an intelligent cold-brew tea machine to solve the problems raised in the background art.

[0006] The above technical purpose of the utility model is realized by the following technical scheme:

[0007] An intelligent cold-brew tea machine comprises a base, a machine body is fixedly installed on the top of the base, a square groove is formed in the front side of the machine body, a displacement mechanism is installed on the inner upper rear side of the square groove, an auxiliary device is fixedly installed at the front end of the displacement mechanism, a weighing sensor is fixedly installed at the inner bottom front end of the square groove, a placing disc is fixedly installed on the top of the weighing sensor, a temperature sensor is fixedly connected to one side of the top of the placing disc, a tea brewing container is placed in the inside of the placing disc, the bottom of the tea brewing container is connected to the top detection end of the temperature sensor, a single-chip microcomputer controller is fixedly installed on one side of the middle of the machine body, a wireless transmission module is fixedly connected to the inner upper end of the single-chip microcomputer controller, and a timing module is fixedly connected to the inner lower end of the single-chip microcomputer controller.

[0008] The auxiliary device comprises a top cover, the top cover is fixedly connected to the front end of the displacement mechanism, a first motor is fixedly connected to the top of the top cover, a stirring mechanism is fixedly installed on the output end of the first motor and penetrates through the top cover, a tea leaf storage mechanism is fixedly installed on the top rear side of the top cover, and the output end of the tea leaf storage mechanism penetrates through the top cover.

[0009] As a preferred technical scheme, a display screen is fixedly connected to the outer upper end of the single-chip microcomputer controller, a reserved groove is formed in the top front end of the machine body, and the upper ends of the stirring mechanism and the tea leaf storage mechanism are inserted into the inside of the reserved groove.

[0010] As a preferred technical scheme, a water supply hose is fixedly installed on one side of the top of the top cover, a first electromagnetic valve is fixedly connected to the outer end of the water supply hose and penetrates through the machine body, and a threaded connector is fixedly connected to the outer end of the first electromagnetic valve.

[0011] As a preferred technical scheme, the displacement mechanism comprises a sliding groove, the sliding groove is formed in the inner rear upper end of the square groove, a second motor is fixedly connected to the inner bottom of the sliding groove, a lead screw is fixedly installed on the output end of the second motor, the lead screw is rotatably connected to the inside of the sliding groove, a sliding block is threadedly connected to the outer surface of the lead screw, and the front side of the sliding block is fixedly connected to the top cover.

[0012] As a preferred technical scheme, the stirring mechanism comprises a rotating shaft, the rotating shaft is fixedly installed on the output end of the first motor, stirring frames are fixedly installed at equal intervals on the outer surface of the lower end of the rotating shaft, and stirring plates are fixedly connected to the outer surface of the stirring frames at equal intervals.

[0013] The bottom of the top cover is fixedly connected with an electric heating coil pipe, the electric heating coil pipe is arranged at the gap between the inner sides of the stirring frame, and the stirring frame rotates at the outer side of the electric heating coil pipe.

[0014] The tea storage mechanism comprises a tea jar, the tea jar is fixedly installed at the top rear side of the top cover, the top of the tea jar is hingedly connected with a sealing cover, the bottom of the sealing cover is provided with a magnetic sheet, the sealing cover is magnetically connected with the tea jar through a magnetic disc, the bottom of the sealing cover is fixedly installed with a guide rail, and the inside of the guide rail is slidably connected with a silica gel drying plate.

[0015] In summary, the utility model mainly has the following beneficial effects:

[0016] First, the device brings many conveniences by setting the auxiliary device, tea can be stored in the tea jar, the sealing cover magnetic sheet adsorption ensures stable storage, the threaded joint connects the external water supply pipeline, the first electromagnetic valve controls water adding, when tea is needed, the first electromagnetic valve is opened to add water, the weighing sensor detects the water volume, and the second electromagnetic valve is opened to guide the tea after the water is added, the single-chip microcomputer controller and the wireless transmission module are adopted, people can remotely control in the outdoor, the weighing, temperature and timing modules are used to realize timing, quantitative, pre-brewing and constant temperature operations, and the automatic tea brewing is realized, time is saved, and the tea brewing convenience is improved;

[0017] Second, the stirring mechanism is set, tea and tea water are added into the tea brewing container, the first motor is started to drive the stirring frame and the stirring plate to stir the tea water, the electric heating coil pipe and the temperature sensor can be used for constant temperature tea brewing, efficient and uniform heating is realized, the silica gel drying plate and the sealing cover assist in moisture-proofing when the tea is stored, the adjusting mechanism is set, the second motor is started during cleaning, the sliding block is driven by the screw rod to move upward to draw out the stirring mechanism, the stirring mechanism and the tea brewing container are cleaned, and the use of the device is greatly facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall structure schematic view of the utility model;

[0019] Figure 2 It is the bottom view structure schematic view of the utility model;

[0020] Figure 3 It is the top view structure schematic view of the utility model;

[0021] Figure 4 It is the bottom view structure schematic view of the auxiliary device of the utility model;

[0022] Figure 5 It is the sealing cover structure schematic view of the utility model;

[0023] Figure 6 It is the electronic component module connection schematic view of the utility model.

[0024] Label: 1, base; 2, body; 3, square groove; 4, weighing sensor; 5, placing disc; 6, auxiliary device; 61, top cover; 62, first motor; 63, water supply hose; 64, first electromagnetic valve; 65, stirring mechanism; 651, rotating shaft; 652, stirring frame; 653, stirring plate; 66, tea storage mechanism; 661, tea jar; 662, sealing cover; 663, magnetic sheet; 664, guide rail; 665, silica gel drying plate; 67, threaded joint; 68, electric heating coil; 7, adjusting and moving mechanism; 71, sliding groove; 72, second motor; 73, screw rod; 74, sliding block; 8, temperature sensor; 9, tea brewing container; 10, single-chip microcomputer controller; 11, display screen; 12, reserved groove. DETAILED DESCRIPTION

[0025] Embodiment

[0026] Reference Figures 1 to 6 The intelligent cold-brew tea machine of the embodiment comprises a base 1, the top of the base 1 is fixedly installed with a body 2, the front side of the body 2 is provided with a square groove 3, the inside of the square groove 3 is installed with an adjusting and moving mechanism 7 at the upper end of the rear side, the front end of the adjusting and moving mechanism 7 is fixedly installed with an auxiliary device 6, the inside bottom of the square groove 3 is fixedly installed with a weighing sensor 4 at the front end, the top of the weighing sensor 4 is fixedly installed with a placing disc 5, one side of the top of the placing disc 5 is fixedly connected with a temperature sensor 8, the inside of the placing disc 5 is placed with a tea brewing container 9, the bottom of the tea brewing container 9 is attached and connected with the top detection end of the temperature sensor 8, one side of the middle of the body 2 is fixedly installed with a single-chip microcomputer controller 10, the inside of the single-chip microcomputer controller 10 is fixedly connected with a wireless transmission module at the upper end, and the inside of the single-chip microcomputer controller 10 is fixedly connected with a timing module at the lower end.

[0027] The auxiliary device 6 comprises a top cover 61 fixedly connected to the front end of the adjusting mechanism 7, the top of the top cover 61 is fixedly connected with a first motor 62, the output end of the first motor 62 is fixedly installed with a stirring mechanism 65 penetrating through the top cover 61, the top rear side of the top cover 61 is fixedly installed with a tea leaf storage mechanism 66, the output end of the tea leaf storage mechanism 66 penetrates through the top cover 61, the combination of the base 1 and the machine body 2 provides a stable structural foundation, the square groove 3 on the front side of the machine body 2 is reasonably designed, the adjusting mechanism 7 inside can flexibly adjust the position of the front auxiliary device 6, meet different use requirements, the cooperation of the weighing sensor 4 and the placing disc 5 can accurately measure the weight of the tea brewing container 9, which is beneficial to realize quantitative tea brewing, the temperature sensor 8 can accurately detect the temperature at the bottom of the tea brewing container 9, which provides a basis for accurate control of the tea brewing temperature, the single-chip microcomputer controller 10 integrates a wireless transmission module and a timing module, realizes remote control and timing function, greatly improves the convenience of use, the top cover 61 of the auxiliary device 6 is connected firmly, the first motor 62 at the top drives the stirring mechanism 65, so that the tea and water are fully mixed, and the tea brewing effect is improved, at the same time, the tea leaf storage mechanism 66 at the top rear side of the top cover 61 facilitates tea storage, so that the whole tea brewing process is more smooth and efficient.

[0028] Reference Figure 1 , Figure 2 and Figure 6 The outer side of the single-chip microcomputer controller 10 is fixedly connected with a display screen 11, the top front end of the machine body 2 is provided with a reserved groove 12, the upper ends of the stirring mechanism 65 and the tea leaf storage mechanism 66 are inserted into the inside of the reserved groove 12, the top side of the top cover 61 is fixedly installed with a water supply hose 63, the outer end of the water supply hose 63 is fixedly connected with a first electromagnetic valve 64 penetrating through the machine body 2, the outer end of the first electromagnetic valve 64 is fixedly connected with a threaded joint 67, the display screen 11 on the outer side of the single-chip microcomputer controller 10 can directly display various tea brewing parameters such as temperature, time, water volume, etc., which is convenient for users to know the tea brewing process at any time, the reserved groove 12 at the top front end of the machine body 2 provides a suitable placing space for the stirring mechanism 65 and the tea leaf storage mechanism 66, so that the overall structure is more compact, the water supply hose 63 at the top side of the top cover 61 is connected with an external water source through the first electromagnetic valve 64 and the threaded joint 67, which can accurately control the water adding process, the first electromagnetic valve 64 can effectively seal the water supply hose 63 when water is not needed, preventing water from flowing in accidentally, and ensuring the accuracy and safety of the tea brewing operation, these design details further improve the practicability and convenience of the intelligent cold tea brewing machine.

[0029] Reference Figures 1-4The adjusting mechanism 7 comprises a sliding groove 71 which is arranged on the upper end of the rear side of the square groove 3. The second motor 72 is fixedly connected to the bottom of the sliding groove 71. The output end of the second motor 72 is fixedly connected with a lead screw 73 which is rotatably connected to the inside of the sliding groove 71. The outer surface of the lead screw 73 is threadedly connected with a sliding block 74. The front side of the sliding block 74 is fixedly connected with the top cover 61. The sliding groove 71 is arranged on the upper end of the rear side of the square groove 3, which provides a stable structural basis for the adjusting operation. The second motor 72 at the bottom of the sliding groove 71 can accurately drive the rotation of the lead screw 73. The threaded connection between the lead screw 73 and the sliding block 74 makes the movement of the sliding block 74 more stable and accurate. When it is necessary to adjust the position of the auxiliary device 6, the second motor 72 is started. The rotation of the lead screw 73 drives the sliding block 74 to move up and down in the sliding groove 71, thereby adjusting the position of the top cover 61 and the stirring mechanism 65 and the tea storage mechanism 66 connected thereto. This design facilitates the user's use requirements in different scenarios. For example, when cleaning the tea making container 9 or maintaining the stirring mechanism 65, it can be easily moved to the appropriate position, improving the convenience and flexibility of operation.

[0030] Reference Figures 1-4 The stirring mechanism 65 comprises a rotating shaft 651 which is fixedly connected to the output end of the first motor 62. The lower end of the outer surface of the rotating shaft 651 is fixedly connected with stirring frames 652 at equal intervals. The outer surface of the stirring frame 652 is fixedly connected with stirring plates 653 at equal intervals. The bottom of the top cover 61 is fixedly connected with an electric heating coil 68. The electric heating coil 68 is arranged at the gap between the inner sides of the stirring frames 652. The stirring frames 652 rotate on the outside of the electric heating coil 68. The rotating shaft 651 in the stirring mechanism 65 is driven by the first motor 62, which can stably drive the rotation of the stirring frames 652 and the stirring plates 653. The equal-interval distribution of the stirring frames 652 and the stirring plates 653 can fully stir the tea water in the tea making container 9, so that the tea leaves are in full contact with the water, improving the efficiency and uniformity of tea making. At the same time, the electric heating coil 68 arranged at the bottom of the top cover 61 is located at the gap between the inner sides of the stirring frames 652. When necessary, the electric heating coil 68 can be started to heat the water body. Combined with the rotation of the stirring frames 652 and the stirring plates 653, uniform heating of the tea water can be achieved, meeting the needs of different users for tea making temperature. This design makes the tea making process more intelligent and controllable, providing users with a better tea making experience.

[0031] Reference Figures 1-5The tea storage mechanism 66 comprises a tea jar 661, the tea jar 661 is fixedly installed at the top rear side of the top cover 61, a sealing cover 662 is hingedly connected to the top of the tea jar 661, a magnetic sheet 663 is arranged at the bottom of the sealing cover 662, the sealing cover 662 is magnetically connected with the tea jar 661 through the magnetic disc, a guide rail 664 is fixedly installed at the bottom of the sealing cover 662, and a silica gel drying plate 665 is slidably connected in the guide rail 664; the tea jar 661 is fixed at the top rear side of the top cover 61, so that a separate storage space is provided for tea, the sealing cover 662 is magnetically connected with the tea jar 661 through the magnetic sheet 663 at the bottom, so that good sealing performance is ensured, and the tea is effectively prevented from being damp and invaded by odor, the guide rail 664 at the bottom of the sealing cover 662 and the silica gel drying plate 665 slidably connected in the guide rail 664 further enhance the moisture-proof effect, the silica gel drying plate 665 can absorb the moisture in the tea jar 661, so that the dry state of the tea is maintained and the storage period of the tea is prolonged; the design facilitates the storage of tea and guarantees the quality of the tea, and high-quality tea materials are provided for users.

[0032] Principle and advantages: the auxiliary device 6 is carefully arranged, which brings great convenience and advantages to the device during use, tea can be added to the inside of the tea jar 661, the magnetic sheet 663 on the sealing cover 662 can firmly adsorb the tea jar 661, so that the purpose of stably storing tea is achieved, the external water supply pipeline can be connected through the threaded joint 67, when water is not needed, the first electromagnetic valve 64 can be closed to seal the water supply hose 63, so that water cannot accidentally flow in, when tea is needed, the first electromagnetic valve 64 is opened, water can be smoothly added to the inside of the tea brewing container 9, at this time, the weighing sensor 4 can accurately detect the weight of the water, when the water is added, the second electromagnetic valve is opened, the tea in the tea jar 661 can be guided to the inside of the tea container through the second electromagnetic valve, the weighing function of the weighing sensor 4 plays an important role in the process of adding tea and brewing water, so that quantitative tea brewing is realized, the single-chip microcomputer controller 10 is adopted, so that the device can assist in remote information transmission through the wireless transmission module during use, when a person is outdoors, the single-chip microcomputer controller 10 can be controlled by remotely issuing instructions, the first electromagnetic valve 64 and the second electromagnetic valve are opened to add water and tea, and the assistance of the weighing sensor 4, the temperature sensor 8 and the timing module is used for control, so that timed, quantitative, pre-brewing and constant-temperature brewing operations can be realized, the design can truly realize automatic tea brewing, save time and greatly improve the convenience of tea brewing.

[0033] By setting the stirring mechanism 65, the device performs well during use. After the tea leaves and tea water are added to the inside of the tea making container 9, the first motor 62 can be started to rotate the rotating shaft 651, which can drive the stirring frame 652 and the stirring plate 653 to stir the tea water in the tea making container 9. During the stirring process, the electric heating coil 68 can be started to heat the water according to the tea making requirements, and the temperature sensor 8 can be used to detect the temperature during heating to achieve constant temperature tea making. At the same time, the stirring of the stirring frame 652 during tea making can achieve efficient and uniform heating of the tea water and tea leaves. During the storage of tea leaves, the silica gel drying plate 665 can be inserted into the guide rail 664. When the sealing cover 662 covers the top of the tea leaf tank 661, it can assist in moisture-proof storage. The setting of the adjusting mechanism 7 makes it easy to clean when needed. Only the second motor 72 is started to drive the lead screw 73 to drive the sliding block 74 to move upwards in the sliding groove 71, and then the stirring mechanism 65 can be pulled out from the inside of the tea making container 9. At this time, the stirring mechanism 65 and the tea making container 9 can be thoroughly cleaned, greatly facilitating the use of the device.

Claims

1. An intelligent cold-brew tea machine comprising a base (1), characterized in that: The top of the base (1) is fixedly installed with a body (2), the front side of the body (2) is provided with a square groove (3), the inside upper end rear side of the square groove (3) is installed with a shifting mechanism (7), the front end of the shifting mechanism (7) is fixedly installed with an auxiliary device (6), the inside bottom front end of the square groove (3) is fixedly installed with a weighing sensor (4), the top of the weighing sensor (4) is fixedly connected with a placing disc (5), one side of the top of the placing disc (5) is fixedly connected with a temperature sensor (8), the inside of the placing disc (5) is placed with a tea brewing container (9), the bottom of the tea brewing container (9) is connected with the top detection end of the temperature sensor (8), one side of the middle of the body (2) is fixedly installed with a single-chip microcomputer controller (10), the inside upper end of the single-chip microcomputer controller (10) is fixedly connected with a wireless transmission module, the inside lower end of the single-chip microcomputer controller (10) is fixedly connected with a timing module. The auxiliary device (6) comprises a top cover (61), the top cover (61) is fixedly connected to the front end of the shifting mechanism (7), the top of the top cover (61) is fixedly connected with a first motor (62), the output end of the first motor (62) penetrates through the top cover (61) and is fixedly installed with a stirring mechanism (65), the top rear side of the top cover (61) is fixedly installed with a tea leaf storage mechanism (66), the output end of the tea leaf storage mechanism (66) penetrates through the top cover (61).

2. The intelligent cold-brew tea machine according to claim 1, characterized in that: The outside upper end of the single-chip microcomputer controller (10) is fixedly connected with a display screen (11), the top front end of the body (2) is provided with a reserved groove (12), the upper ends of the stirring mechanism (65) and the tea leaf storage mechanism (66) are inserted into the inside of the reserved groove (12).

3. The intelligent cold-brew tea maker according to claim 1, wherein: The top side of the top cover (61) is fixedly installed with a water supply hose (63), the outer end of the water supply hose (63) penetrates through the body (2) and is fixedly connected with a first electromagnetic valve (64), the outer end of the first electromagnetic valve (64) is fixedly connected with a threaded connector (67).

4. The intelligent cold-brew tea maker according to claim 1, wherein: The shifting mechanism (7) comprises a sliding groove (71), the sliding groove (71) is provided on the inside rear upper end of the square groove (3), the inside bottom of the sliding groove (71) is fixedly connected with a second motor (72), the output end of the second motor (72) is fixedly installed with a lead screw (73), the lead screw (73) is rotatably connected to the inside of the sliding groove (71), the outer surface of the lead screw (73) is threadedly connected with a sliding block (74), the front side of the sliding block (74) is fixedly connected with the top cover (61).

5. The intelligent cold-brew tea maker according to claim 2, wherein: The stirring mechanism (65) comprises a rotating shaft (651), the rotating shaft (651) is fixedly installed at the output end of the first motor (62), the outer surface lower end of the rotating shaft (651) is fixedly installed with stirring frames (652) at equal intervals, the outer surface of the stirring frame (652) is fixedly connected with stirring plates (653) at equal intervals.

6. The intelligent cold-brew tea maker according to claim 5, characterized in that: The bottom of the top cover (61) is fixedly connected with an electric heating coil (68), the electric heating coil (68) is arranged at the gap between the inside of the stirring frame (652), and the stirring frame (652) rotates on the outside of the electric heating coil (68).

7. The intelligent cold-brew tea maker according to claim 1, wherein: The tea storage mechanism (66) comprises a tea tank (661), which is fixedly installed at the top rear side of the top cover (61), the top of the tea tank (661) is hingedly connected with a sealing cover (662), the bottom of the sealing cover (662) is provided with a magnetic sheet (663), the sealing cover (662) is magnetically connected with the tea tank (661) through the magnetic disc, the bottom of the sealing cover (662) is fixedly installed with a guide rail (664), and the inside of the guide rail (664) is slidingly connected with a silica gel drying plate (665).

Citation Information

Patent Citations

  • Household device for quickly making cold tea

    CN212591631U