Coffee brewing head device

Abstract

The utility model discloses a coffee brewing head device which comprises a shell, a first hollow cavity and a second hollow cavity are arranged in the shell, the first hollow cavity is connected with the second hollow cavity, and the cavity body of the second hollow cavity is smaller than the cavity body of the first hollow cavity; the pressure storage assembly comprises a pressure storage pipe, a steel ball and a spring; a third hollow cavity and a fourth hollow cavity are arranged in the pressure storage pipe, the third hollow cavity is connected with the fourth hollow cavity, and the cavity of the fourth hollow cavity is smaller than that of the third hollow cavity; and the steel ball and the spring are sequentially arranged in the third hollow cavity.

Description

Technical Field

[0001] The utility model relates to the technical field of coffee machines, in particular to a coffee brewing head device. Background Art

[0002] A coffee machine is an automatic machine used to make coffee. It can make coffee by grinding coffee beans, applying pressurized steam or water pumps, etc. Coffee machines usually have multiple functions, such as adjusting coffee concentration, making different types of coffee, etc.; they are widely used in homes, offices, coffee shops and other places;

[0003] The current coffee machine pours coffee powder into a brewing barrel, and while the brewing barrel is filled with water for brewing, the coffee in the brewing barrel is extracted and squeezed through a brewing head, so that a pressure for brewing coffee is formed in the brewing barrel, thereby brewing coffee. When the pressure in the brewing barrel is greater than the pressure in the brewing head, the pressure storage valve in the brewing barrel is opened, and the brewed coffee solution flows out from the brewing head.

[0004] However, when the current brewing head is used for a long time, a lot of coffee residues will be left behind, and it is not easy to clean up, which will affect the taste of the coffee, and the coffee residues left for a long time will also be harmful to the human body.

[0005] In view of this, it is necessary to propose a new technical solution to solve the above technical problems. Utility Model Content

[0006] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a coffee brewing head device to solve the problems raised in the background technology.

[0007] In order to achieve the above object, the utility model provides a coffee brewing head device, comprising:

[0008] A shell, wherein a first hollow cavity and a second hollow cavity are provided in the shell, the first hollow cavity is connected to the second hollow cavity, and the cavity of the second hollow cavity is smaller than the cavity of the first hollow cavity;

[0009] A pressure storage component, the pressure storage component comprising: a pressure storage tube, a steel ball, and a spring; a third hollow cavity and a fourth hollow cavity are arranged in the pressure storage tube, the third hollow cavity is connected to the fourth hollow cavity, and the cavity of the fourth hollow cavity is smaller than the cavity of the third hollow cavity; the steel ball and the spring are arranged in the third hollow cavity in sequence, and the steel ball seals the fourth hollow cavity; the pressure storage tube is arranged in the first hollow cavity, and the fourth hollow cavity is connected to the second hollow cavity;

[0010] A butt joint, wherein a fifth hollow cavity is provided in the butt joint, a nut structure is provided at the lower end of the butt joint, a threaded structure is provided on the pressure accumulator tube, the butt joint is also provided in the first hollow cavity, one end of the butt joint is threadedly connected to the threaded structure of the pressure accumulator tube through the nut structure, the fifth hollow cavity is connected to the third hollow cavity, and the butt joint is used to connect an external water pipe;

[0011] A buckle assembly passes through the shell and is buckled onto the docking head in the first hollow cavity.

[0012] In a further technical solution, the buckle assembly includes a first buckle component and a second buckle component; the first buckle component and the second buckle component are arranged correspondingly.

[0013] In a further technical solution, the buckle assembly also includes a first grip, a second grip, and a clamp; the first grip is connected to the first buckle, the second grip is connected to the first buckle, and the clamp is connected between the first grip and the second grip.

[0014] In a further technical solution, both the first gripping member and the second gripping member are provided with snap blocks.

[0015] In a further technical solution, the shell is provided with card interfaces corresponding to the first card fastener, the second card fastener and the card fastener block.

[0016] Compared with the prior art, the utility model brings the following technical effects:

[0017] When the pressure storage component and the butt joint need to be cleaned, the utility model only needs to pull out the buckle part, and then loosen the threads of the nut structure and the threaded structure, so that the pressure storage tube, the steel ball, the spring and the butt joint of the pressure storage component can be taken out for cleaning. In addition, after cleaning and assembly, the pressure storage component and the butt joint can be fixed by the buckle component. Therefore, such a design structure is simple and convenient for disassembly, assembly and cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the explosion structure of the utility model;

[0020] Figure 2It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the buckle assembly structure of the utility model;

[0023] Figure 5 It is a schematic diagram of the top view structure of the utility model;

[0024] Figure 6 This is a schematic diagram of the buckle joint structure of the buckle assembly of the utility model;

[0025] Figure 7 It is a schematic diagram of the structure of the butt joint of the buckle assembly of the utility model.

[0026] Description of main component symbols:

[0027] 1. Shell; 11. Card interface; 12. First hollow cavity; 13. Second hollow cavity;

[0028] 2. Butt joint; 21. Nut structure; 22. Fifth hollow cavity;

[0029] 3. Buckle assembly; 31. First buckle piece; 32. Second buckle piece; 33. Buckle block; 34. Clamping piece; 35. First gripping piece; 36. Second gripping piece;

[0030] 4. Pressure storage assembly; 41. Pressure storage tube; 42. Steel ball; 43. Spring; 411. Fourth hollow cavity; 412. Third hollow cavity. DETAILED DESCRIPTION

[0031] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0032] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0033] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0034] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0035] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0036] Reference Figures 1 to 6 As shown, in order to achieve the above-mentioned purpose, the utility model provides a coffee brewing head device, comprising:

[0037] A shell 1, wherein a first hollow cavity 12 and a second hollow cavity 13 are provided in the shell 1, wherein the first hollow cavity 12 is connected to the second hollow cavity 13, and the cavity of the second hollow cavity 13 is smaller than the cavity of the first hollow cavity 12;

[0038] The pressure accumulator assembly 4 comprises: a pressure accumulator tube 41, a steel ball 42, and a spring 43; a third hollow cavity 412 and a fourth hollow cavity 411 are arranged in the pressure accumulator tube 41, the third hollow cavity 412 is connected to the fourth hollow cavity 411, and the cavity of the fourth hollow cavity 411 is smaller than the cavity of the third hollow cavity 412; the steel ball 42 and the spring 43 are arranged in the third hollow cavity 412 in sequence, and the steel ball 42 seals the fourth hollow cavity 411; the pressure accumulator tube 41 is arranged in the first hollow cavity 12, and the fourth hollow cavity 411 is connected to the second hollow cavity 13;

[0039] A butt joint 2, wherein a fifth hollow cavity 22 is provided in the butt joint 2, a nut structure 21 is provided at the lower end of the butt joint 2, a threaded structure is provided on the pressure accumulator tube 41, and the butt joint 2 is also provided in the first hollow cavity 12, one end of the butt joint 2 is threadedly connected to the threaded structure of the pressure accumulator tube 41 through the nut structure 21, the fifth hollow cavity 22 is connected to the third hollow cavity 412, and the butt joint 2 is used to connect an external water pipe;

[0040] A buckle assembly 3, which passes through the housing 1 and is buckled onto the docking head 2 in the first hollow cavity 12;

[0041] Specifically, when the pressure storage assembly 4 and the docking joint 2 need to be cleaned, just pull out the fastener, and then loosen the thread of the nut structure 21 and the threaded structure, so that the pressure storage tube 41, steel ball 42, spring 43 and docking joint 2 of the pressure storage assembly 4 can be taken out for cleaning. In addition, after cleaning and assembly, the pressure storage assembly 4 and the docking joint 2 can be fixed again through the fastener assembly 3.

[0042] Reference Figure 2 , Figure 3 , Figure 5 , Figure 6 , Figure 7As shown, in this embodiment, the buckle assembly 3 includes a first buckle 31 and a second buckle 32; the first buckle 31 and the second buckle 32 are arranged correspondingly; the buckle assembly 3 also includes a first gripping member 35, a second gripping member 36, and a clamping member 34; the first gripping member 35 is connected to the first buckle 31, the second gripping member 36 is connected to the first buckle 31, and the clamping member 34 is connected between the first gripping member 35 and the second gripping member 36; the first gripping member 35 and the second gripping member 36 are both provided with a buckle block 33; the housing 1 is provided with a card interface 11 corresponding to the first buckle 31, the second buckle 32, and the buckle block 33;

[0043] The buckle assembly 3 composed of the first buckle 31, the second buckle 32, the first gripping member 35, the second gripping member 36 and the clamping member 34 is an H-shaped structure, and the first buckle 31, the second buckle 32 and the clamping member 34 are used to clamp the joint 2;

[0044] Specifically, refer to Figure 4 , Figure 6 and Figure 7 As shown, when the pressure storage assembly 4 needs to be removed and the docking joint 2 needs to be cleaned, two fingers are used to press the first gripping member 35 and the second gripping member 36 respectively, so that the first gripping member 35 and the second gripping member 36 are compressed inwardly, and at the same time, the first fastening member 31 and the second fastening member 32 are also compressed inwardly, and the first fastening member 31, the second fastening member 32 and the fastening block 33 are all retracted by the center of the fastening interface 11, and at this time, the fastening assembly 3 can be pulled out;

[0045] Then, by loosening the threads of the nut structure 21 and the threaded structure, the pressure storage tube 41, the steel ball 42, the spring 43 and the joint 2 of the pressure storage assembly 4 can be taken out for cleaning.

[0046] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments. As long as they meet the purpose of the present invention, they should be within the scope of protection required by the present invention, such as: different combinations of specific embodiments, different combinations of distinguishing technical features.

Claims

1. A coffee brewing head device, comprising: A shell, wherein a first hollow cavity and a second hollow cavity are provided in the shell, the first hollow cavity is connected to the second hollow cavity, and the cavity of the second hollow cavity is smaller than the cavity of the first hollow cavity; A pressure storage component, the pressure storage component comprising: a pressure storage tube, a steel ball, and a spring; a third hollow cavity and a fourth hollow cavity are arranged in the pressure storage tube, the third hollow cavity is connected to the fourth hollow cavity, and the cavity of the fourth hollow cavity is smaller than the cavity of the third hollow cavity; the steel ball and the spring are arranged in the third hollow cavity in sequence, and the steel ball seals the fourth hollow cavity; the pressure storage tube is arranged in the first hollow cavity, and the fourth hollow cavity is connected to the second hollow cavity; it is characterized in that: it comprises: A butt joint, wherein a fifth hollow cavity is provided in the butt joint, a nut structure is provided at the lower end of the butt joint, a threaded structure is provided on the pressure accumulator tube, the butt joint is also provided in the first hollow cavity, one end of the butt joint is threadedly connected to the threaded structure of the pressure accumulator tube through the nut structure, the fifth hollow cavity is connected to the third hollow cavity, and the butt joint is used to connect an external water pipe; A buckle assembly passes through the shell and is buckled onto the docking head in the first hollow cavity.

2. A coffee brewing head device according to claim 1, characterized in that: The buckle assembly includes a first buckle component and a second buckle component; the first buckle component and the second buckle component are correspondingly arranged.

3. A coffee brewing head device according to claim 2, characterized in that: The buckle assembly also includes a first grip, a second grip, and a clamp; the first grip is connected to the first buckle, the second grip is connected to the first buckle, and the clamp is connected between the first grip and the second grip.

4. A coffee brewing head device according to claim 3, characterized in that: The first holding piece and the second holding piece are both provided with buckle blocks.

5. A coffee brewing head device according to claim 4, characterized in that: The housing is provided with card interfaces corresponding to the first card fastener, the second card fastener and the card fastener block.

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