Coffee machine with grinding, dripping and brewing structure

Abstract

A coffee machine with a grinding, dripping and brewing structure belongs to the technical field of coffee machines and comprises a main machine, a direct-current motor component, a grinding system and a brewing cup component. The main machine comprises a machine head, a machine body and a base; the machine head is arranged above the right side of the machine body; a direct-current motor assembly mounting cavity is formed in the lower part of the machine head, and the direct-current motor assembly is mounted in the direct-current motor assembly mounting cavity; a grinding system supporting frame is arranged on the inner side of the upper portion of the machine body and below the machine head. A front panel is arranged on the front end face of the machine head. The grinding system comprises an upper support, a lower support, a lower clutch, a transmission shaft assembly, a bean grinding disc assembly and an adjusting ring, and the upper end of the brewing cup assembly is in threaded connection with the adjusting ring; a filter cup, a brewing cup and a shunting rubber head in the brewing system and the grinding system are of a detachable structure, and the brewing cup and an adjusting ring in the grinding system are of a rotary assembling and disassembling structure. The grinding device has the beneficial effects that the structure is simplified, the use is convenient, and the phenomenon that the grinding component idles is avoided.

Description

Technical Field

[0001] The utility model is a coffee machine with a powder grinding and dripping brewing structure, in particular to a coffee machine with a movable pull-out automatic bite structure and a powder grinding and dripping brewing structure. The utility model belongs to the technical field of coffee machines. Background Art

[0002] The upper and lower clutches of the existing grinding drip brewing structure coffee machine are assembled before working and are always in a bite state, which is easy to cause idling when misoperated. The clutch structure is complicated and backward, and is no longer practical for the needs of modern people's lives.

[0003] For example, a patent with publication number CN 207804063 U, application number CN2017208330579, and utility model name "A disassembly and washing structure of an automatic coffee machine" discloses the following technical solution: a clutch is arranged between the grinding assembly and the drive motor, the clutch comprises an upper clutch component that is transmission-connected to the grinding assembly and a lower clutch component that is transmission-connected to the output shaft of the drive motor, the drive motor is detachably transmission-connected to the grinding assembly via the clutch, wherein the upper clutch component is relatively arranged on the bean grinding shell, and the lower clutch component is relatively arranged on the host; when the host and the bean grinding device are disassembled, the upper clutch component and the lower clutch component are separated from each other; when the host and the bean grinding device are used in combination, the upper clutch component and the lower clutch component are connected to each other, and the drive motor drives the grinding assembly to work.

[0004] It can be seen that the upper clutch component and the lower clutch component are separated from each other only when disassembled. When in use, the upper clutch component and the lower clutch component must be assembled and connected to each other so that the driving motor can drive the grinding assembly to work, resulting in a complex structure and inconvenient use. It may also cause the grinding assembly to idle due to misoperation. Utility Model Content

[0005] The purpose of the utility model is to provide a coffee machine with a grinding and dripping brewing structure, which can achieve the purpose of simplified structure, convenient use and no erroneous operation of the grinding component idling, in view of the defects of the prior art of the above-mentioned coffee machine with a grinding and dripping brewing structure, which has the disadvantages of complex structure, inconvenient use and no erroneous operation of the grinding component idling.

[0006] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a coffee machine with a grinding drip brewing structure, comprising a mainframe, a DC motor assembly, a grinding system and a brewing cup assembly; the mainframe comprises a machine head, a machine body and a base, the machine head is arranged on the upper right side of the machine body; a DC motor assembly mounting cavity is arranged at the lower part of the machine head, and the DC motor assembly is installed in the DC motor assembly mounting cavity; a grinding system support frame is arranged on the inner side of the upper part of the machine body and below the machine head, and a front panel is arranged on the front end surface of the machine head; the grinding system comprises an upper bracket, a lower bracket, a lower clutch, a transmission shaft assembly, a bean grinding disc assembly and an adjustment ring which are arranged in sequence from top to bottom, the upper end of the brewing cup assembly is threadedly connected to the adjustment ring, and the grinding system and the brewing cup assembly are detachable structures;

[0007] It also includes a bean grinding plate handle assembly, which includes a bean grinding plate handle, a fixing frame, two sliding rods and two springs; the left and right ends of the bean grinding plate handle and the left and right ends of the fixing frame are respectively aligned and connected, the two sliding rods are respectively fixedly arranged on the two inner sides of the bean grinding plate handle and horizontally penetrated in the sliding rod channels on both sides of the lower bracket, and the two springs are respectively sleeved on the two sliding rods; the bean grinding plate handle assembly is sleeved on the powder grinding system, and the bean grinding plate handle slides back and forth on the lower bracket through the sliding rods, and the two sliding rods play the role of guiding the rail to slide when in use;

[0008] A limiting root is arranged at the center of the lower inner side of the support frame, and guiding arc surfaces are arranged on both sides of the limiting root, and the guiding arc surfaces are slope surfaces;

[0009] It also includes a pressing assembly, a connecting rod and a release button, wherein the pressing assembly is arranged at the front side of the machine head, the connecting rod is arranged above the pressing assembly, and the release button is arranged above the connecting rod and on the upper end surface of the machine head; when taking out the bean grinding plate assembly, the button is pressed down by the connecting rod to lift the self-locking buckle plate and pop out the entire bean grinding plate assembly;

[0010] The movable pull-out automatic engagement structure is very user-friendly, and the utility model has a simple overall structure and is suitable for wide application.

[0011] The utility model also includes an adjusting spring, which is fixed in the upper bracket of the grinding bean plate, the lower bracket of the grinding bean plate and the grinding bean plate assembly. The tightness of the adjusting spring can be adjusted by rotating the adjusting ring, thereby adjusting the coarseness of the ground beans.

[0012] The transmission shaft assembly includes a transmission shaft, an oil-containing bearing, and a heat insulation sleeve. The transmission shaft is arranged at the center of the transmission shaft assembly. The upper end of the transmission shaft is connected to the lower clutch, and the middle part of the transmission shaft is inserted into the oil-containing bearing.

[0013] Two sliding rod fixing positions are arranged on the inner side of the bean grinding plate handle, and one end of the sliding rod is connected to the sliding rod fixing position by a bolt.

[0014] It also includes a micro switch and a safety switch push rod, wherein the safety switch push rod is pushed backward until the micro switch is turned on.

[0015] The pressing assembly includes a pressing seat, a pressing rod and a pressing spring. The pressing seat is a cylindrical body with its mouth facing downward and is arranged below the pressing rod. The pressing rod is arranged in the pressing seat. The upper end of the pressing rod is fixedly arranged on the upper bottom of the pressing seat, and the lower end of the pressing rod extends downward to the bottom of the machine head. The pressing spring is sleeved on the pressing rod. When the pressing rod is pressed down, the pressing assembly is pressed downward as a whole, and the lower end of the pressing rod can lift the self-locking buckle plate.

[0016] The DC motor assembly includes a DC motor, a gear box upper cover, a fixing ring, a driving gear, a primary reduction gear, a primary gear bracket, a secondary reduction gear, a secondary gear bracket, a tertiary reduction gear, an upper clutch, and a gear box lower cover, which are arranged in sequence from top to bottom. The DC motor assembly is a detachable structure; it also includes a power control board, and the DC motor is electrically connected to the power control board. The DC motor is started through the power control board, and after being decelerated by the gear box, the lower clutch, the transmission shaft assembly and the bean grinding plate assembly are sequentially transmitted through the upper clutch.

[0017] The bean grinding plate assembly includes an inner cone grinding core, an inner cone grinding core fixing plate, a bean grinding plate, an outer cone grinding core and an outer cone grinding core pressing plate, wherein the inner cone grinding core and the outer cone grinding core are arranged in the bean grinding plate, and a grinding gap is formed between the inner cone grinding core and the outer cone grinding core. The lower end of the transmission shaft is connected to the inner cone grinding core.

[0018] The brewing cup assembly includes a water tank, a connecting water pipe, a motor bracket, a filter cup, a brewing cup, a diversion rubber head, and a heating pipe; the motor bracket is provided with a water inlet joint;

[0019] The filter cup, brewing cup, diversion rubber head and grinding system in the brewing system are detachable structures, and the adjustment rings in the brewing cup and the grinding system are rotary loading and unloading structures, which greatly simplifies the product and makes it easy to disassemble and clean after each use. Even after long-term use, it can meet hygiene and health requirements.

[0020] Compared with the prior art, the beneficial effects of the utility model are as follows: a sloped surface lifting structure is provided, including a body support frame provided with a sloped surface and a bean grinding plate handle provided with a front end convex strip. When the grinding system continues to be pushed inward, under the guiding action of the sloped surface of the support frame, the fixing frame of the bean grinding plate handle assembly is lifted upward along the sloped surface of the support frame, so that the upper clutch and the lower clutch are in a fully engaged state, and the grinding system (the bean grinding plate assembly and the bean grinding plate handle assembly) and the brewing cup assembly are also lifted to the highest state at the same time; as a result, the purpose of simplified structure, convenient use, and no erroneous operation of idling of the grinding assembly can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 Yes: the front view of the utility model;

[0022] Figure 2 Yes: a three-dimensional diagram of the utility model;

[0023] Figure 3 Yes: Combined cross-sectional view of the main engine and grinding system;

[0024] Figure 4 Yes: Exploded view of the grinding system;

[0025] Figure 5 Yes: Exploded view of the grinder handle assembly;

[0026] Figure 6 Yes: A three-dimensional diagram of the main engine and the grinding system;

[0027] Figure 7 Yes: Cross-sectional view of the main engine and grinding system plug-in;

[0028] Figure 8 Yes: A top view of the bean grinder handle assembly and the grinding system assembly after removal;

[0029] Fig. 9 Yes: a cross-sectional view of the main unit, the grinding system and the brewing cup assembly (the grinding system is raised to its position, and the upper clutch and the lower clutch are engaged);

[0030] Fig.10 yes: Fig. 9 A magnified view of part A;

[0031] Fig.11 Yes: Top view of the grinder handle assembly and grinding system assembly after being inserted into the main unit;

[0032] Fig.12 Yes: A three-dimensional view of the grinder handle assembly and grinding system after being inserted into the main unit (showing a cross-sectional view of the sliding rod channel);

[0033] Fig.13 Yes: Exploded view of DC motor assembly;

[0034] Fig.14 Yes: front view of the combination of the bean grinder handle assembly, the grinding system and the brewing cup assembly;

[0035] Fig.15 Yes: Front view of brewing cup assembly;

[0036] Fig.16 Yes: Water pipe connection system and brewing cup assembly assembly diagram.

[0037] Description of reference numerals: host 1, head 101, body 102, base 103, DC motor assembly 2, DC motor 201, gear box upper cover 202, fixing ring 203, driving gear 204, primary reduction gear 205, primary gear bracket 206, secondary reduction gear 207, secondary gear bracket 208, tertiary reduction gear 209, upper clutch 2010, gear box lower cover 2011, grinding system 3, upper bracket 301, lower bracket 302, lower clutch 303, adjusting ring 304, sliding rod channel 305, transmission shaft assembly 4, transmission shaft 401, oil-containing bearing 402, heat insulation sleeve 403, grinding bean plate assembly 5, inner cone grinding core 501, inner cone grinding core fixing plate 5 02, bean grinding plate 503, outer cone grinding core 504, outer cone grinding core pressure plate 505, brewing cup assembly 6, water tank 601, connecting water pipe 602, motor bracket 603, filter cup 604, brewing cup 605, diversion rubber head 606, heating pipe 607, water inlet joint 608, DC motor assembly installation cavity 7, bean grinding plate handle assembly 8, bean grinding plate handle 801, fixing frame 802, sliding rod 803, spring 804, supporting frame 9, front panel 10, pressing assembly 11, pressing seat 1101, pressing rod 1102, pressing spring 1103, guiding arc surface 12, connecting rod 13, release button 14, adjusting spring 15, micro switch 16, safety switch push rod 17, limit root 18. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0039] like Figures 1 to 16 As shown, a coffee machine with a grinding drip brewing structure, such as Figures 1 to 4 As shown, it includes a host 1, a DC motor assembly 2, a grinding system 3 and a brewing cup assembly 6; the host 1 includes a head 101, a body 102 and a base 103, and the head 101 is arranged on the upper right side of the body 102; a DC motor assembly mounting cavity 7 is arranged at the lower part of the head 101, and the DC motor assembly 2 is installed in the DC motor assembly mounting cavity 7; a grinding system support frame 9 is arranged on the inner side of the upper part of the body 102 and below the head 101, and a front panel 10 is arranged on the front end surface of the head 101; the grinding system 3 includes an upper bracket 301, a lower bracket 302, a lower clutch 303, a transmission shaft assembly 4, a bean grinding disc assembly 5 and an adjustment ring 304 which are arranged in sequence from top to bottom, and the upper end of the brewing cup assembly 6 is threadedly connected to the adjustment ring 304, and the grinding system 3 and the brewing cup assembly 6 are detachable structures;

[0040] like Figure 4 , Figure 5 and Fig.12 As shown, the bean grinding plate handle assembly 8 is also included, and the bean grinding plate handle assembly 8 includes a bean grinding plate handle 801, a fixing frame 802, two sliding rods 803 and two springs 804; the left and right ends of the bean grinding plate handle 801 and the left and right ends of the fixing frame 802 are respectively aligned and connected, the two sliding rods 803 are respectively fixedly arranged on the two inner side surfaces of the bean grinding plate handle 801 and horizontally penetrated in the sliding rod channels 305 on both sides of the lower bracket 302, and the two springs 804 are respectively sleeved on the two sliding rods 803; the bean grinding plate handle assembly 8 is sleeved on the powder grinding system 3, and the bean grinding plate handle 801 slides back and forth on the lower bracket 302 through the sliding rods 803, and the two sliding rods 803 play the role of guiding the rail to slide when in use;

[0041] like Figure 7 and Fig.10 As shown, a limited position root 18 is provided at the center of the lower inner side of the support frame 9, and guide arc surfaces 12 are provided on both sides of the limited position root 18, and the guide arc surfaces 12 are slope surfaces;

[0042] like Fig. 9 As shown, it also includes a pressing assembly 11, a connecting rod 13 and a release button 14, wherein the pressing assembly 11 is arranged at the front side of the machine head 101, the connecting rod 13 is arranged above the pressing assembly 11, and the release button 14 is arranged above the connecting rod 13 and on the upper end surface of the machine head 101; when taking out the grinding bean plate assembly 5, the button is pressed, the connecting rod 13 is pressed down, the self-locking buckle plate is lifted, and the entire grinding bean plate assembly 5 is ejected;

[0043] The movable pull-out automatic engagement structure is very user-friendly, and the utility model has a simple overall structure and is suitable for wide application.

[0044] like Figure 4 As shown, it also includes an adjustment spring 15, which is fixed in the upper bracket 301 of the grinding bean plate 503, the lower bracket 302 of the grinding bean plate 503 and the grinding bean plate assembly 5. The tightness of the adjustment spring 15 can be adjusted by rotating the adjustment ring 304, thereby adjusting the coarseness of the ground beans.

[0045] like Figure 4 and Fig.15 As shown, the transmission shaft assembly 4 includes a transmission shaft 401, an oil-containing bearing 402, and an insulating sleeve 403. The transmission shaft 401 is arranged at the center position of the transmission shaft assembly 4, the upper end of the transmission shaft 401 is connected to the lower clutch 303, and the middle part of the transmission shaft 401 is inserted into the oil-containing bearing 402.

[0046] like Figure 4 , Figure 5 and Fig.12 As shown, two sliding rod 803 fixing positions are arranged inside the bean grinding plate handle 801, and one end of the sliding rod 803 is connected to the sliding rod 803 fixing position by a bolt.

[0047] like Fig. 9 As shown, it also includes a micro switch 16 and a safety switch push rod 17. The safety switch push rod 17 is pushed backward until the micro switch 16 is turned on.

[0048] like Fig. 9 and Fig.10 As shown, the pressing assembly 11 includes a pressing seat 1101, a pressing rod 1102 and a pressing spring 1103. The pressing seat 1101 is a cylindrical body with its mouth facing downward and is arranged below the pressing rod. The pressing rod 1102 is arranged in the pressing seat 1101. The upper end of the pressing rod 1102 is fixedly arranged on the upper bottom of the pressing seat 1101, and the lower end of the pressing rod 1102 extends downward to the bottom of the machine head 101. The pressing spring 1103 is sleeved on the pressing rod 1102. When the pressing rod is pressed down, the pressing assembly 11 is pressed downward as a whole, and the lower end of the pressing rod 1102 can lift the self-locking buckle plate.

[0049] like Fig.13 As shown, the DC motor assembly 2 includes a DC motor 201, a gear box upper cover 202, a fixing ring 203, a driving gear 204, a primary reduction gear 205, a primary gear bracket 206, a secondary reduction gear 207, a secondary gear bracket 208, a tertiary reduction gear 209, an upper clutch 2010, and a gear box lower cover 2011, which are arranged in sequence from top to bottom. The DC motor assembly 2 is a detachable structure; it also includes a power control board (not shown in the figure), and the DC motor 201 is electrically connected to the power control board. The DC motor 201 is started by the power control board, and after being decelerated by the gear box, the lower clutch 303, the transmission shaft assembly 4 and the bean grinding plate assembly 5 are sequentially driven through the upper clutch 2010.

[0050] The micro switch 16 and the safety switch push rod 17 control the operation and stop of the grinding DC motor 201; when the bean grinding plate assembly 5 is inserted to the bottom, the safety switch push rod 17 is pushed open, and the device can be powered on.

[0051] like Fig.15 As shown, the bean grinding disc assembly 5 includes an inner cone grinding core 501, an inner cone grinding core fixing plate 502, a bean grinding disc 503, an outer cone grinding core 504 and an outer cone grinding core pressing plate 505. The inner cone grinding core 501 and the outer cone grinding core 504 are arranged in the bean grinding disc 503, and a grinding gap is formed between the inner cone grinding core 501 and the outer cone grinding core 504. The lower end of the transmission shaft 401 is connected to the inner cone grinding core 501.

[0052] like Fig.16As shown, the brewing cup assembly 6 includes a water tank 601, a connecting water pipe 602, a motor bracket 603, a filter cup 604, a brewing cup 605, a diverter rubber head 606, and a heating pipe 607; the motor bracket 603 is provided with a water inlet connector 608;

[0053] The filter cup 604, brewing cup 605, and diverter rubber head 606 in the brewing system are detachable from the grinding system 3. The brewing cup 605 and the adjustment ring 304 in the grinding system 3 are rotary loading and unloading structures, which greatly simplifies the product and facilitates disassembly and cleaning after each use. After long-term use, it can also meet the hygiene and health requirements.

[0054] When the grinding system has not been pushed in, the grinding system is inside the bean grinding plate handle assembly, close to one side of the fixing frame; when the upper end surface of the grinding system is pushed into the support frame close to the lower end surface of the machine head and pushed to the bottom, the adjustment circle of the grinding system is blocked when it hits the limit root, and the upper clutch and the lower clutch are just aligned up and down at this time; when the grinding system and the brewing cup assembly continue to be pushed inward, the slope of the guide arc surface acts as an upward slide, and the fixing frame is lifted up along the slope, so that the grinding system and the brewing cup assembly are lifted up, so that the upper clutch and the lower clutch are engaged, the elastic self-locking buckle plate is engaged with the fixing plate of the bean grinding plate handle assembly, and the self-locking buckle plate is buckled, generating an automatic locking function, and the grinding system and the brewing cup assembly are also lifted to the highest state at the same time;

[0055] The embodiments described above are only preferred implementations of the present invention. Common changes and substitutions made by those skilled in the art within the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A coffee machine with a grinding and drip brewing structure, comprising a main unit, a DC motor assembly, a grinding system and a brewing cup assembly; the main unit comprises a head, a body and a base, the head is arranged on the upper right side of the body; a DC motor assembly mounting cavity is arranged at the lower part of the head, and the DC motor assembly is mounted in the DC motor assembly mounting cavity; a grinding system support frame is arranged on the inner side of the upper part of the body and below the head, and a front panel is arranged on the front end surface of the head; the characteristics are: The grinding system comprises an upper bracket, a lower bracket, a lower clutch, a transmission shaft assembly, a bean grinding plate assembly and an adjustment ring which are arranged in sequence from top to bottom, and the upper end of the brewing cup assembly is threadedly connected to the adjustment ring; It also includes a bean grinding plate handle assembly, which includes a bean grinding plate handle, a fixing frame, two sliding rods and two springs; the left and right ends of the bean grinding plate handle and the left and right ends of the fixing frame are respectively aligned and connected, the two sliding rods are respectively fixedly arranged on the two inner sides of the bean grinding plate handle and horizontally penetrated in the sliding rod channels on both sides of the lower bracket, and the two springs are respectively sleeved on the two sliding rods; the bean grinding plate handle assembly is sleeved on the powder grinding system, and the bean grinding plate handle slides back and forth on the lower bracket through the sliding rods, and the two sliding rods play the role of guiding the rail to slide when in use; A limiting root is arranged at the center of the lower inner side of the support frame, and guiding arc surfaces are arranged on both sides of the limiting root, and the guiding arc surfaces are slope surfaces; It also includes a pressing assembly, a connecting rod and a release button. The pressing assembly is arranged at the front side of the machine head, the connecting rod is arranged above the pressing assembly, and the release button is arranged above the connecting rod and on the upper end surface of the machine head.

2. The coffee machine with a powder drip brewing structure according to claim 1, characterized in that: It also includes an adjusting spring, which is fixed in the upper bracket of the grinding bean plate, the lower bracket of the grinding bean plate and the grinding bean plate assembly. The tightness of the adjusting spring can be adjusted by rotating the adjusting ring.

3. The coffee machine with a powder drip brewing structure according to claim 1, characterized in that: The transmission shaft assembly includes a transmission shaft, an oil-containing bearing, and a heat insulation sleeve. The transmission shaft is arranged at the center of the transmission shaft assembly. The upper end of the transmission shaft is connected to the lower clutch, and the middle part of the transmission shaft is inserted into the oil-containing bearing.

4. The coffee machine with a powder drip brewing structure according to claim 1, characterized in that: Two sliding rod fixing positions are arranged on the inner side of the bean grinding plate handle, and one end of the sliding rod is connected to the sliding rod fixing position by a bolt.

5. The coffee machine with a powder drip brewing structure according to claim 1, characterized in that: It also includes a micro switch and a safety switch push rod, wherein the safety switch push rod is pushed backward until the micro switch is turned on.

6. The coffee machine with a powder drip brewing structure according to claim 1, characterized in that: The pressing assembly includes a pressing seat, a pressing rod and a pressing spring. The pressing seat is a cylindrical body with its mouth facing downward and is arranged below the pressing rod. The pressing rod is arranged in the pressing seat. The upper end of the pressing rod is fixedly arranged on the upper bottom of the pressing seat, and the lower end of the pressing rod extends downward to the bottom of the machine head. The pressing spring is sleeved on the pressing rod. When the pressing rod is pressed down, the pressing assembly is pressed downward as a whole, and the lower end of the pressing rod lifts the self-locking buckle plate.

7. The coffee machine with a powder drip brewing structure according to claim 1, characterized in that: The DC motor assembly includes a DC motor, a gear box upper cover, a fixing ring, a driving gear, a primary reduction gear, a primary gear bracket, a secondary reduction gear, a secondary gear bracket, a tertiary reduction gear, an upper clutch, and a gear box lower cover, which are arranged in sequence from top to bottom. The DC motor assembly is a detachable structure; it also includes a power control board, and the DC motor is electrically connected to the power control board. The DC motor is started through the power control board, and after being decelerated by the gear box, the lower clutch, the transmission shaft assembly and the bean grinding plate assembly are sequentially transmitted through the upper clutch.

8. A coffee machine with a powder drip brewing structure according to any one of claims 1 or 3, characterized in that: The bean grinding plate assembly includes an inner cone grinding core, an inner cone grinding core fixing plate, a bean grinding plate, an outer cone grinding core and an outer cone grinding core pressing plate. The inner cone grinding core and the outer cone grinding core are arranged in the bean grinding plate, a grinding gap is formed between the inner cone grinding core and the outer cone grinding core, and the lower end of the transmission shaft is connected to the inner cone grinding core.

9. The coffee machine with a powder drip brewing structure according to claim 1, characterized in that: The brewing cup assembly includes a water tank, a connecting water pipe, a motor bracket, a filter cup, a brewing cup, a diversion rubber head, and a heating pipe; the motor bracket is provided with a water inlet joint; The filter cup, brewing cup, diversion rubber head and grinding system in the brewing system are detachable structures, and the brewing cup and the adjustment ring in the grinding system are rotating loading and unloading structures.

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