Brewing core locking structure and coffee machine

By introducing a locking component and a limiting part into the coffee machine, the problems of cumbersome operation and unreliable locking in traditional coffee machines are solved, enabling fast and convenient locking and unlocking, and improving locking reliability and service life.

CN224155506UActive Publication Date: 2026-04-24NINGBO HAOJIA ELECTRICAL APPLIANCES CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NINGBO HAOJIA ELECTRICAL APPLIANCES CO LTD
Filing Date
2025-05-30
Publication Date
2026-04-24

AI Technical Summary

Technical Problem

Traditional coffee machine brewing devices are cumbersome to operate, have unreliable locking mechanisms, and are prone to loosening, affecting their lifespan and user experience.

Method used

A core locking structure for brewing is adopted, which achieves quick and convenient locking and unlocking through the cooperation and separation of the locking component and the limiting part. The design of the limiting part restricts the degree of freedom of the locking component to prevent accidental loosening.

Benefits of technology

It improves the reliability of the locking components, prevents loosening caused by external forces or vibrations, extends the product's service life, and facilitates disassembly, cleaning, and maintenance.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a brewing core locking structure and a coffee maker, and belongs to the field of coffee makers, the brewing core locking structure comprises: a housing assembly, on which a limiting part is formed; the brewing assembly is arranged on the shell assembly, and the brewing assembly is arranged on the shell assembly; the locking assembly is arranged on the shell assembly and / or the brewing assembly, and the locking assembly can be used for locking or unlocking the brewing assembly; the locking assembly can be matched with or separated from the limiting part, when the locking assembly is matched with the limiting part, the locking assembly locks the brewing assembly, and when the locking assembly is separated from the limiting part, the brewing assembly is unlocked. According to the brewing core locking structure, the locking assembly can be matched with and separated from the limiting part, the degree of freedom of the locking assembly can be limited, the locking mode is simple and convenient, the locked brewing assembly is not prone to loosening and good in reliability, and the service life of a product can be effectively prolonged.
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Description

Technical Field

[0001] This utility model relates to the field of coffee machines, and in particular to a core locking structure for brewing and a coffee machine. Background Technology

[0002] In beverage brewing equipment such as coffee machines and tea makers, the stable locking and easy unlocking of the brewing device are key design elements affecting user experience and operational safety. Traditional brewing devices typically use simple fasteners, knobs, or bolts for fixing, but these structures often suffer from problems such as cumbersome operation, unreliable locking, or loosening after long-term use, affecting the product's lifespan and causing inconvenience to users. Utility Model Content

[0003] Therefore, it is necessary to provide a core locking structure for brewing coffee machines to address the problems of cumbersome operation, unreliable locking, or easy loosening after long-term use, which affects the product's lifespan.

[0004] A core locking structure for brewing includes: a housing assembly with a limiting portion formed thereon; a brewing assembly disposed on the housing assembly; and a locking component disposed on the housing assembly and / or the brewing assembly, the locking component being capable of locking or unlocking the brewing assembly; the locking component being capable of engaging or disengaging with the limiting portion, wherein when the locking component engages with the limiting portion, the locking component locks the brewing assembly, and when the locking component disengages from the limiting portion, the brewing assembly unlocks.

[0005] The first aspect of this application discloses a core locking structure for brewing components. This structure allows the locking component to engage and disengage with a limiting part, avoiding the complex operations of traditional fixing methods such as threaded rotation and multi-step snap-fit ​​mechanisms, thus achieving faster and more convenient locking and unlocking. This design is significant for the disassembly, cleaning, and maintenance of brewing components. Furthermore, the limiting part restricts the degree of freedom of the locking component, effectively preventing accidental unlocking and ensuring stable locking of the brewing component. This prevents accidental loosening due to external force or vibration, and the locked brewing component is less prone to loosening, exhibiting high reliability and effectively extending the product's lifespan. This design makes locking the brewing component simple and convenient, facilitating maintenance.

[0006] In one embodiment, the limiting part is a limiting block, which can abut or separate from the locking component. When the limiting block abuts against the locking component, the locking component locks the brewing component; when the limiting block separates from the locking component, the brewing component unlocks. The abutting of the limiting block against the locking component directly forms a rigid barrier, effectively limiting the degree of freedom of the locking component, preventing accidental unlocking, and ensuring that the locking component can stably lock the brewing component, resulting in high reliability in locking the brewing component.

[0007] In one embodiment, when the locking component locks the brewing component, the locking component abuts against the brewing component; when the locking component unlocks the brewing component, the locking component separates from the brewing component. The specific method of locking the brewing component by means of the locking component abutting against the brewing component is simple and convenient, facilitating the disassembly and assembly of the brewing component, and making it easy to clean and maintain.

[0008] In one embodiment, the locking component is rotatable relative to the housing assembly. The locking component is capable of rotating at least a first angle and a second angle relative to the housing assembly. When the locking component rotates to the first angle, it locks the brewing component; when it rotates to the second angle, it unlocks the brewing component. Because the locking component can rotate relative to the housing assembly, the brewing component can be locked by rotating it, making the locking method simple and convenient. Furthermore, it can be rotated to a suitable position without affecting the placement or removal of the brewing component.

[0009] In one embodiment, the housing assembly has an assembly space, where both the brewing component and the locking component are located. Having both the brewing component and the locking component within the assembly space facilitates locking the brewing component. Furthermore, the overall product appearance is more harmonious and aesthetically pleasing.

[0010] In one embodiment, the locking assembly includes a support member, a movable component, and a locking member. The support member is disposed on the housing assembly, the movable component is disposed on the support member, and the locking member is disposed on the support member. The locking member cooperates with the movable component, and the movable component can drive the locking member to move relative to the support member. When moving, the locking member has at least a first position and a second position. When the locking member is in the first position, it cooperates with the limiting portion; when the locking member is in the second position, it disengages from the limiting portion. Directly driving the locking member to move via the movable component reduces intermediate transmission losses, resulting in a faster locking / unlocking response and avoiding delays or jamming. The separate design of the support member, movable component, and locking member ensures precise cooperation among the components, improving locking reliability.

[0011] In one embodiment, the movable component is at least rotatable relative to the support member in a first direction and a second direction, the first direction being opposite to the second direction. When the movable component rotates in the first direction, the locking member moves towards the limiting portion, and when the movable component rotates in the second direction, the locking member moves away from the limiting portion. The movable component drives the locking member towards or away from the limiting portion by rotating in the first and second directions, such as clockwise and counterclockwise, respectively, achieving precise control of locking and unlocking, ensuring fast and reliable action response.

[0012] In one embodiment, the support member has a receiving space, a first opening, and a second opening, both of which communicate with the receiving space. A locking member is disposed on the support member and located within the receiving space. When the locking member is in the first position, it extends from the first opening. A movable component is disposed on the support member and passes through the second opening, engaging with the locking member after passing through the second opening. The first opening allows the locking member within the receiving space to extend and engage, providing stable fixation of the brewing assembly. During assembly / disassembly, the locking member can be stored within the receiving space, facilitating cleaning or other maintenance. The second opening allows the movable component to drive the locking member to move using the opening wall of the second opening as a fulcrum, resulting in a simple structure and lower cost.

[0013] In one embodiment, the locking member has a mating space, and a portion of the movable component is located within the mating space, allowing the movable component to abut against the space wall of the mating space. By mating the movable component with the locking member's mating space, the movable component can abut against one side of the space wall to drive the locking member toward the limiting portion, or it can abut against the other side of the space wall to drive the locking member away from the limiting portion, making the control method simple and convenient.

[0014] In one embodiment, the movable component includes a movable member and a first movable rod. The movable member cooperates with the locking member, and the first movable rod is disposed on the movable member and movably cooperates with the support member. Through the movable cooperation between the first movable rod and the support member, the locking member can rotate smoothly relative to the support member, achieving smooth driving of the locking member to achieve locking and unlocking effects, making the assembly and disassembly of the brewing component simple and convenient.

[0015] In one embodiment, the movable component includes a support portion, a flange portion, and a locking portion. The first movable rod is disposed on the support portion. The flange portion and the locking portion are both disposed on the support portion and located at opposite ends of the support portion. The locking portion engages with the locking component. The flange portion facilitates user extraction and operation of the movable component. The locking portion engages with the locking component, thereby driving the locking component to move to achieve locking and unlocking effects, making operation simple and convenient.

[0016] In one embodiment, there are two first movable rods, both of which are disposed on the movable member and located on opposite sides of the movable member.

[0017] In one embodiment, the support member includes a second movable rod and a support member body. The second movable rod is movably engaged with the housing assembly, and the support member body is disposed on the second movable rod. By movably engaging the second movable rod with the housing assembly, the entire locking assembly can rotate smoothly relative to the housing assembly, thereby achieving a good locking and unlocking effect for the brewing assembly.

[0018] In one embodiment, the locking member includes a support portion and a locking tongue portion. The support portion is disposed on the support member, and the locking tongue portion is disposed on the support portion. The locking tongue portion can cooperate with the limiting portion, and a mating space is formed between the locking tongue portion and the support portion. This mating space can cooperate with the movable component. Because a mating space is formed between the locking tongue portion and the support portion, allowing the movable component to drive the locking member to move and achieve locking, the locking reliability is high.

[0019] In one embodiment, an elastic element is further included, with its two ends abutting against the support element and the locking element, respectively. By having the two ends of the elastic element abut against the support element and the locking element, the locking element retracts back into its receiving space more easily and reliably.

[0020] In one embodiment, the limiting portion is a limiting space, and the locking component can engage with or disengage from the limiting space. When the locking component engages with the limiting space, it locks the brewing component; when the locking component disengages from the limiting space, the brewing component unlocks. By locking the locking component into the limiting space, the degrees of freedom of the locking component in all directions are restricted, preventing the locking component from loosening or shifting. This design prevents accidental unlocking of the locking component, ensuring that the locking component can stably lock the brewing component, resulting in high reliability in locking the brewing component.

[0021] A coffee machine includes: the above-described brewing core locking structure.

[0022] The second aspect of this application discloses a coffee machine in which the locking component of the brewing core locking structure can cooperate and separate with the limiting part, effectively preventing accidental unlocking of the locking component, ensuring that the locking component stably locks the brewing component, preventing accidental loosening caused by external force or vibration, and the locked brewing component is not easy to loosen, with good reliability, and can effectively extend the service life of the product. Attached Figure Description

[0023] Figure 1 A 3D diagram of the core locking structure for brewing;

[0024] Figure 2 for Figure 1 Enlarged view of point A in the middle;

[0025] Figure 3 An exploded view of the core locking structure for brewing;

[0026] Figure 4 A cross-sectional view of the core locking structure for brewing;

[0027] Figure 5 for Figure 4 Enlarged view at point B in the middle;

[0028] Figure 6 A 3D view of the locking component;

[0029] Figure 7 An exploded view of the locked component;

[0030] Figure 8 To lock the section view of the component;

[0031] Figure 9 for Figure 8 Enlarged view at point C;

[0032] Figure 10 A three-dimensional view of the support component;

[0033] Figure 11 A 3D view of the activity components;

[0034] Figure 12 A 3D view of the locking component;

[0035] Figure 13 This is a three-dimensional view of the housing assembly.

[0036] The correspondence between the reference numerals and the component names is as follows:

[0037] 1 housing assembly, 11 limiting blocks, 101 assembly space;

[0038] 2. Brewing components;

[0039] 3 Locking assembly, 31 Support member, 311 Second movable rod, 312 Support member body, 32 Movable assembly, 321 Movable member, 3211 Support part, 3212 Flanged part, 3213 Snap-fit ​​part, 322 First movable rod, 33 Locking member, 331 Support part, 332 Locking tongue part, 301 Accommodating space, 302 First opening, 303 Second opening, 304 Mating space. Detailed Implementation

[0040] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0041] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the scope of protection of the present invention is not limited to the specific embodiments disclosed below.

[0042] Example 1

[0043] like Figure 1 , Figure 3 and Figure 4 As shown, this embodiment discloses a core locking structure for brewing, including: a shell assembly 1, on which a limiting portion is formed; a brewing assembly 2, which is disposed on the shell assembly 1; and a locking assembly 3, which is disposed on the shell assembly 1 and / or the brewing assembly 2, and is capable of locking or unlocking the brewing assembly 2; the locking assembly 3 is capable of engaging or disengaging with the limiting portion, wherein when the locking assembly 3 engages with the limiting portion, the locking assembly 3 locks the brewing assembly 2, and when the locking assembly 3 disengages from the limiting portion, the brewing assembly 2 unlocks.

[0044] The first aspect of this application discloses a core locking structure for brewing components. The locking component 3 can engage and disengage with the limiting part, avoiding the complex operations of traditional fixing methods such as threaded rotation and multi-step snap-fit, achieving faster and more convenient locking and unlocking. This design is significant for the disassembly, cleaning, and maintenance of the brewing component 2. Furthermore, the limiting part restricts the freedom of the locking component 3, effectively preventing accidental unlocking and ensuring stable locking of the brewing component 2. This prevents accidental loosening due to external force or vibration, and the locked brewing component 2 is less prone to loosening, exhibiting high reliability and effectively extending the product's service life. This design makes locking the brewing component 2 simple and convenient, facilitating maintenance.

[0045] like Figure 2and Figure 5 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the limiting part is a limiting block 11, the limiting block 11 can abut against or separate from the locking component 3; when the limiting block 11 abuts against the locking component 3, the locking component 3 locks the brewing component 2; when the limiting block 11 separates from the locking component 3, the brewing component 2 unlocks. The abutment between the limiting block 11 and the locking component 3 directly forms a rigid block, effectively limiting the degree of freedom of the locking component 3, preventing accidental unlocking of the locking component 3, ensuring that the locking component 3 can stably lock the brewing component 2, and providing high reliability in locking the brewing component 2.

[0046] like Figure 1 and Figure 2 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: when the locking component 3 locks the brewing component 2, the locking component 3 abuts against the brewing component 2; when the locking component 3 unlocks the brewing component 2, the locking component 3 separates from the brewing component 2. The specific method of locking the brewing component 2 by the locking component 3 is that the locking component 3 abuts against the brewing component 2. This locking method is simple and convenient, facilitates the disassembly and assembly of the brewing component 2, and is easy to clean and maintain.

[0047] like Figure 1 and Figure 6 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the locking component 3 is rotatable relative to the housing component 1; the locking component 3 is rotatable relative to the housing component 1 by at least a first angle and a second angle; when the locking component 3 rotates by the first angle, it locks the brewing component 2; when the locking component 3 rotates by the second angle, it unlocks the brewing component 2. Because the locking component 3 can rotate relative to the housing component 1, the brewing component 2 can be locked by rotating the locking component 3, making the locking method simple and convenient. Furthermore, it can be rotated to a suitable position without affecting the removal and placement of the brewing component 2.

[0048] like Figure 1 , Figure 2 and Figure 13 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the housing assembly 1 is provided with an assembly space 101, and both the brewing assembly 2 and the locking assembly 3 are located in the assembly space 101. Because both the brewing assembly 2 and the locking assembly 3 are located within the assembly space 101, it is convenient for the locking assembly 3 to lock the brewing assembly 2. Furthermore, the overall appearance of the product is harmonious and more aesthetically pleasing.

[0049] like Figure 6-8As shown, in addition to the features of the above embodiments, this embodiment further defines the locking component 3 as follows: the locking component 3 includes a support member 31, a movable component 32, and a locking member 33. The support member 31 is disposed on the housing component 1, the movable component 32 is disposed on the support member 31, and the locking member 33 is disposed on the support member 31. The locking member 33 cooperates with the movable component 32, and the movable component 32 can drive the locking member 33 to move relative to the support member 31. When the locking member 33 moves, it has at least a first position and a second position. When the locking member 33 is in the first position, it cooperates with the limiting part; when the locking member 33 is in the second position, it separates from the limiting part. By directly driving the locking member 33 to move through the movable component 32, intermediate transmission losses are reduced, making the locking / unlocking action response faster and avoiding delays or jamming. The separate design of the support member 31, the movable component 32, and the locking member 33 ensures precise cooperation of each component and improves locking reliability.

[0050] like Figure 5 and Figure 9 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the movable component 32 is at least rotatable relative to the support member 31 in a first direction and a second direction, wherein the first direction is opposite to the second direction; when the movable component 32 rotates in the first direction, the locking member 33 moves toward the limiting portion; and when the movable component 32 rotates in the second direction, the locking member 33 moves away from the limiting portion. The movable component 32 drives the locking member 33 toward or away from the limiting portion by rotating in the first and second directions, such as clockwise and counterclockwise, respectively, thereby achieving precise control of locking and unlocking, ensuring fast and reliable action response.

[0051] like Figure 5 and Figure 9As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the support member 31 is provided with a receiving space 301, the support member 31 is provided with a first opening 302 and a second opening 303, both the first opening 302 and the second opening 303 are in communication with the receiving space 301, the locking member 33 is disposed on the support member 31 and located within the receiving space 301, the locking member 33 extends out from the first opening 302 when the locking member 33 is in the first position, the movable component 32 is disposed on the support member 31 and passes through the second opening 303, the movable component 32 cooperates with the locking member 33 after passing through the second opening 303. The first opening 302 allows the locking member 33 in the receiving space 301 to extend out from the receiving space 301 and cooperate with the locking member 33, which can stably fix the brewing component 2. When disassembling and assembling the brewing component 2, the locking member 33 can be stored in the receiving space 301, which facilitates the cleaning or other maintenance of the brewing component 2. The second opening 303 enables the movable part 321 to drive the locking part 33 to move using the opening wall of the second opening 303 as a fulcrum. The structure is simple and the cost is lower.

[0052] like Figure 5 , Figure 9 and Figure 12 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the locking member 33 is provided with a mating space 304, a portion of the movable component 32 is located within the mating space 304, and the movable component 32 can abut against the space wall of the mating space 304. By mating the movable component 32 with the mating space 304 of the locking member 33, the movable component 32 can abut against one side of the space wall to drive the locking member 33 toward the direction closer to the limiting portion, or it can abut against the other side of the space wall to drive the locking member 33 toward the direction away from the limiting portion, making the control method simple and convenient.

[0053] like Figure 7 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the movable component 32 includes a movable member 321 and a first movable rod 322. The movable member 321 cooperates with the locking member 33, and the first movable rod 322 is disposed on the movable member 321 and movably cooperates with the support member 31. Through the movable cooperation between the first movable rod 322 and the support member 31, the locking member 33 can rotate smoothly relative to the support member 31, achieving smooth driving of the locking member 33 to achieve the locking and unlocking effects, making the brewing component 2 simple and convenient to assemble and disassemble.

[0054] like Figure 5 , Figure 9 and Figure 11As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the movable component 321 includes a support portion 3211, a flange portion 3212, and a locking portion 3213. The first movable rod 322 is disposed on the support portion 3211. The flange portion 3212 and the locking portion 3213 are both disposed on the support portion 3211 and are respectively located at both ends of the support portion 3211. The locking portion 3213 cooperates with the locking component 33. The flange portion 3212 facilitates the user to extract the movable component 321 for operation. The locking portion 3213 cooperates with the locking component 33, thereby driving the locking component 33 to move to achieve the effect of locking and unlocking, making the operation simple and convenient.

[0055] like Figure 7 and Figure 11 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the number of the first movable rods 322 is two, and both first movable rods 322 are disposed on the movable member 321 and are respectively located on both sides of the movable member 321.

[0056] like Figure 10 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the support member 31 includes a second movable rod 311 and a support member body 312, the second movable rod 311 is movably engaged with the housing assembly 1, and the support member body 312 is disposed on the second movable rod 311. Through the movable engagement of the second movable rod 311 with the housing assembly 1, the locking assembly 3 can rotate smoothly relative to the housing assembly 1, thereby achieving a good locking and unlocking effect on the brewing assembly 2.

[0057] like Figure 12 As shown, in addition to the features of the above embodiments, this embodiment further specifies that: the locking member 33 includes a support portion 331 and a locking tongue portion 332. The support portion 331 is disposed on the support member 31, and the locking tongue portion 332 is disposed on the support portion 331. The locking tongue portion 332 can cooperate with the limiting portion, and a cooperation space 304 is formed between the locking tongue portion 332 and the support portion 331. The cooperation space 304 can cooperate with the movable component 32. By forming a cooperation space 304 between the locking tongue portion 332 and the support portion 331 that can cooperate with the movable component 32, the movable component 32 can drive the locking member 33 to move to achieve locking of the locking component 3, resulting in good locking reliability.

[0058] In addition to the features of the above embodiments, this embodiment further includes an elastic member, the two ends of which abut against the support member 31 and the locking member 33, respectively. By having the two ends of the elastic member abut against the support member 31 and the locking member 33, the locking member 33 retracts back into the receiving space 301 more efficiently and reliably.

[0059] Example 2

[0060] The limiting part is a limiting space. The locking component 3 can engage with or disengage from the limiting space. When the locking component 3 engages with the limiting space, it locks the brewing component 2; when the locking component 3 disengages from the limiting space, the brewing component 2 is unlocked. By engaging the locking component 3 within the limiting space, the degrees of freedom of the locking component 3 in all directions are restricted, preventing it from loosening or shifting. This design prevents accidental unlocking of the locking component 3, ensuring that it can stably lock the brewing component 2, resulting in high reliability in locking the brewing component 2.

[0061] Example 3

[0062] This embodiment discloses a coffee machine, including the above-described brewing core locking structure.

[0063] The second aspect of this application discloses a coffee machine in which the locking component 3 of the brewing core locking structure can cooperate and separate with the limiting part, effectively preventing the locking component 3 from being accidentally unlocked, ensuring that the locking component 3 stably locks the brewing component 2, preventing accidental loosening caused by external force or vibration, and the locked brewing component 2 is not easy to loosen, with good reliability, which can effectively extend the service life of the product.

[0064] The above embodiments only illustrate several implementation methods of this utility model, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. A core locking structure for brewing, characterized in that, include: A housing assembly (1) having a limiting portion formed thereon; A brewing assembly (2) is disposed on the housing assembly (1); A locking component (3) is disposed on the housing assembly (1) and / or the brewing assembly (2), and the locking component (3) is capable of locking or unlocking the brewing assembly (2); The locking component (3) can engage with or disengage from the limiting part. When the locking component (3) engages with the limiting part, the locking component (3) locks the brewing component (2). When the locking component (3) disengages from the limiting part, the brewing component (2) unlocks.

2. The core locking structure for brewing according to claim 1, characterized in that, The limiting part is a limiting block (11), which can abut or separate from the locking component (3). When the limiting block (11) abuts against the locking component (3), the locking component (3) locks the brewing component (2). When the limiting block (11) separates from the locking component (3), the brewing component (2) unlocks. Alternatively, the limiting part may be a limiting space, and the locking component (3) may be able to engage with or disengage from the limiting space. When the locking component (3) engages with the limiting space, the locking component (3) locks the brewing component (2). When the locking component (3) disengages from the limiting space, the brewing component (2) unlocks.

3. The core locking structure for brewing according to claim 1, characterized in that, When the locking component (3) locks the brewing component (2), the locking component (3) abuts against the brewing component (2); when the locking component (3) unlocks the brewing component (2), the locking component (3) separates from the brewing component (2). And / or the locking component (3) is rotatable relative to the housing assembly (1), the locking component (3) is rotatable relative to the housing assembly (1) by at least a first angle and a second angle, the locking component (3) locks the brewing assembly (2) when it rotates by the first angle, and the locking component (3) unlocks the brewing assembly (2) when it rotates by the second angle; And / or the housing assembly (1) is provided with an assembly space (101), and the brewing assembly (2) and the locking assembly (3) are both located in the assembly space (101).

4. The core locking structure for brewing according to claim 1, characterized in that, The locking component (3) includes a support member (31), a movable component (32), and a locking member (33). The support member (31) is disposed on the housing component (1). The movable component (32) is disposed on the support member (31). The locking member (33) is disposed on the support member (31). The locking member (33) cooperates with the movable component (32). The movable component (32) can drive the locking member (33) to move relative to the support member (31). When the locking member (33) moves, it has at least a first position and a second position. When the locking member (33) is in the first position, it cooperates with the limiting part. When the locking member (33) is in the second position, it separates from the limiting part.

5. The core locking structure for brewing according to claim 4, characterized in that, The movable component (32) is at least rotatable relative to the support member (31) in a first direction and a second direction, the first direction being opposite to the second direction. When the movable component (32) rotates in the first direction, the locking member (33) moves toward the limiting portion, and when the movable component (32) rotates in the second direction, the locking member (33) moves away from the limiting portion.

6. The core locking structure for brewing according to claim 4, characterized in that, The support member (31) is provided with a receiving space (301). The support member (31) is provided with a first opening (302) and a second opening (303). Both the first opening (302) and the second opening (303) are connected to the receiving space (301). The locking member (33) is disposed on the support member (31) and located in the receiving space (301). When the locking member (33) is in the first position, the locking member (33) extends out from the first opening (302). The movable component (32) is disposed on the support member (31) and passes through the second opening (303). After the movable component (32) passes through the second opening (303), it cooperates with the locking member (33). And / or the locking member (33) is provided with a mating space (304), a portion of the movable component (32) is located within the mating space (304), and the movable component (32) is capable of abutting against the space wall of the mating space (304).

7. The core locking structure for brewing according to claim 4, characterized in that, The movable component (32) includes a movable part (321) and a first movable rod (322). The movable part (321) cooperates with the locking part (33). The first movable rod (322) is disposed on the movable part (321) and is movably cooperated with the support part (31).

8. The core locking structure for brewing according to claim 7, characterized in that, The movable part (321) includes a support part (3211), a flange part (3212), and a snap-fit ​​part (3213). The first movable rod (322) is disposed on the support part (3211). The flange part (3212) and the snap-fit ​​part (3213) are both disposed on the support part (3211) and are respectively located at both ends of the support part (3211). The snap-fit ​​part (3213) cooperates with the locking part (33). And / or the number of the first movable rods (322) is two, both of which are disposed on the movable member (321) and located on both sides of the movable member (321).

9. The core locking structure for brewing according to claim 4, characterized in that, The support member (31) includes a second movable rod (311) and a support member body (312). The second movable rod (311) is movably engaged with the housing assembly (1), and the support member body (312) is disposed on the second movable rod (311). And / or the locking member (33) includes a support portion (331) and a locking tongue portion (332), the support portion (331) being disposed on the support member (31), the locking tongue portion (332) being disposed on the support portion (331), the locking tongue portion (332) being able to cooperate with the limiting portion, a cooperation space (304) being formed between the locking tongue portion (332) and the support portion (331), the cooperation space (304) being able to cooperate with the movable component (32); And / or may also include an elastic element, the two ends of which abut against the support (31) and the locking element (33), respectively.

10. A coffee machine, characterized in that, include: The core locking structure for brewing as described in any one of claims 1-9.