Bean grinder

Abstract

The utility model discloses a bean grinder. The bean grinder comprises a main rack and a powder supporting seat arranged on the main rack, a powder pushing frame is arranged above the powder supporting seat, a fixed grinding head is arranged above the powder pushing frame, and a material cavity is formed in the inner side of the fixed grinding head; a rotary grinding head is arranged at the bottom of the material cavity and can rotate; a powder scraping assembly is arranged on one side of the powder pushing frame, and a powder outlet channel is arranged on one side of the powder scraping assembly. According to the bean grinder, powder generated by grinding beans each time can completely enter a brewing system and cannot be left in the bean grinder, so that the freshness and taste of drinks brewed each time are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to coffee machine technical field, more specifically, relate to a bean grinder. BACKGROUND

[0002] At present, the bean grinder of most coffee machines on the market contains a large amount of residual powder in its structure after each grinding, which is stored in the bean grinder and discharged into the brewing system only when the next bean grinder works. At this time, the coffee powder is not fresh and will affect the taste of coffee. There is also residual coffee powder in the powder discharge channel between the bean grinder and the brewing system. Another method to clean the coffee powder in the bean grinder is to design a detachable blade on the bean grinder to clean the coffee powder inside the blade. This method is more troublesome to operate, affects user experience, and may also cause the user to restore the blade on the bean grinder, resulting in the entire bean grinder or coffee machine being scrapped, which is very inconvenient. SUMMARY

[0003] To solve the above at least one technical problem, the utility model provides a bean grinder.

[0004] The utility model discloses a first aspect provides a kind of bean grinder, comprising: main frame and the powder holder of setting on main support;

[0005] The powder holder is provided with a powder pushing frame above, and the powder pushing frame is provided with a fixed grinding head above, and the inner side of the fixed grinding head is provided with a material cavity;

[0006] The bottom of the material cavity is provided with a rotating grinding head, and the rotating grinding head can rotate.

[0007] One side of the powder pushing frame is provided with a powder scraping assembly, and one side of the powder scraping assembly is provided with a powder outlet channel.

[0008] As a preferred scheme, the bottom of the rotating grinding head is provided with a driving shaft, and the bottom of the driving shaft is provided with a motor assembly, and the motor assembly is used to control the driving shaft to drive the rotating grinding head to rotate.

[0009] As a preferred scheme, the outer side of the rotating grinding head is provided with at least one powder scraping boss.

[0010] As a preferred scheme, the powder scraping assembly includes a guide rail and a powder scraping rod arranged on the inner side of the guide rail, the powder scraping rod can reciprocate along the guide rail, and the end of the powder scraping rod is provided with a powder scraping roller.

[0011] As a preferred scheme, the powder scraping assembly includes a driving wheel, the outer side of the driving wheel is provided with a driving groove, and the outer side of the driving groove is provided with a roller driving wall.

[0012] As a preferred solution, the driving wheel rotates in a set direction, wherein the set direction comprises a clockwise direction or an anticlockwise direction.

[0013] As a preferred solution, the powder scraping assembly is provided with a pushing mechanism on one side, and the pushing mechanism is provided with a spring on one side.

[0014] As a preferred solution, the material cavity is used for placing coffee beans, and the material cavity is provided with an inlet on the top.

[0015] As a preferred solution, the rotating grinding head and the powder pushing frame are fixedly installed on the driving shaft.

[0016] Compared with the prior art, the utility model has the beneficial technical effects:

[0017] The powder generated by the grinding machine each time can completely enter the brewing system without being left in the grinding machine, so that the freshness and taste of the beverage brewed each time are ensured. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 A cross-sectional view of a grinding machine according to an embodiment of the utility model is shown;

[0019] Fig. 2 A structure schematic view of a rotating grinding head according to an embodiment of the utility model is shown;

[0020] Fig. 3 A structure schematic view of a driving wheel according to an embodiment of the utility model is shown;

[0021] Fig. 4 A structure schematic view of a grinding machine according to an embodiment of the utility model is shown;

[0022] Fig. 5 A structure schematic view of a driving wheel according to an embodiment of the utility model is shown;

[0023] Fig. 6 A structure schematic view of a powder scraping assembly according to an embodiment of the utility model is shown.

[0024] In the figure, 100 is a main support, 101 is a motor assembly, 102 is a fixed grinding head, 103 is a rotating grinding head, 104 is a powder pushing frame, 105 is a powder scraping assembly, 106 is a powder scraping roller, 107 is a driving shaft, 108 is a driving wheel, 109 is a material cavity, 110 is a powder outlet channel, 111 is a driving groove, 112 is a pushing mechanism, and 113 is a roller driving wall. DETAILED DESCRIPTION

[0025] In order to enable the above-mentioned purposes, features and advantages of the present application to be more clearly understood, the present application will be described in further detail below with reference to the drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0026] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be practiced without other different ways from those described herein, therefore, the scope of protection of the present application is not limited by the specific embodiments disclosed below. Embodiments

[0027] As Figs. 1-3 shown, the present application provides a first aspect of a coffee grinder, comprising: a main frame and a powder holder arranged on the main frame 100;

[0028] The powder holder is provided above the powder holder 104, and the fixed grinding head 102 is provided above the powder holder 104, and the material cavity 109 is provided inside the fixed grinding head 102;

[0029] The bottom of the material cavity 109 is provided with a rotating grinding head 103, and the rotating grinding head 103 can rotate;

[0030] One side of the powder pushing frame 104 is provided with a powder scraping assembly 105, and one side of the powder scraping assembly 105 is provided with a powder outlet channel 110.

[0031] According to the embodiment of the present application, the bottom of the rotating grinding head 103 is provided with a driving shaft 107, and the bottom of the driving shaft 107 is provided with a motor assembly 101, and the motor assembly 101 is used for controlling the driving shaft 107 to drive the rotating grinding head 103 to rotate.

[0032] According to the embodiment of the present application, the rotating grinding head 103 is provided with at least one powder scraping boss.

[0033] It should be noted that when the powder scraping boss is more than one, the powder scraping bosses are evenly distributed along the circumference of the rotating grinding head 103, and the distance between the powder scraping boss and the material cavity 109 is controlled by the guide rail to keep a small gap when the rotating grinding head 103 moves.

[0034] Further, when the powder scraping boss on the outside of the rotating grinding head reciprocates, it can touch the powder outlet channel 110 to make the powder outlet channel 110 vibrate, so that the coffee powder can completely enter the brewing system and not stay in the powder outlet channel 110.

[0035] According to the embodiment of the present application, the powder scraping assembly 105 comprises a guide rail and a powder scraping rod arranged inside the guide rail, the powder scraping rod can reciprocate along the guide rail, and the powder scraping rod end is provided with a powder scraping roller 106.

[0036] It needs to be explained that the top of the motor assembly 101 is provided with a speed reducer motor, when the coffee grinder works, the speed reducer motor drives the rotating grinding head 103 and the powder scraping assembly 105 to rotate, the powder scraping assembly 105 is provided with a guide rail, when the rotating grinding head 103 rotates, the powder scraping boss can be driven to move, and the movement can make the powder scraping rod reciprocate in the guide rail.

[0037] According to the embodiment of the utility model, the powder scraping assembly 105 includes the drive wheel 108, the drive groove 111 is arranged outside the drive wheel 108, and the roller drive wall 113 is arranged outside the drive groove 111.

[0038] According to the embodiment of the utility model, the drive wheel 108 rotates along the set direction, wherein the set direction includes the clockwise direction or the counterclockwise direction. Embodiment

[0039] As Figs. 4-6 shown, according to the embodiment of the utility model, one side of the powder scraping assembly 105 is provided with the push-up mechanism 112, and one side of the push-up mechanism 112 is provided with the spring.

[0040] According to the embodiment of the utility model, the material cavity is used for placing coffee beans, and the top of the material cavity is provided with an inlet.

[0041] According to the embodiment of the utility model, the rotating grinding head 103, the powder pushing frame 104 and the drive wheel 108 are fixedly installed on the drive shaft 107.

[0042] As described above, the powder produced by the coffee grinder can completely enter the brewing system without being left in the coffee grinder, so that the freshness and taste of the beverage brewed each time are ensured.

[0043] Each embodiment in the specification is described in a progressive manner, and the same or similar parts between each embodiment can be referred to each other, and each embodiment focuses on the difference from other embodiments. Especially, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant part can be referred to the part of the description of the method embodiment. In the description of the specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the embodiments of the specification. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, the person skilled in the art can combine and combine the different embodiments or examples described in the specification and the characteristics of the different embodiments or examples without contradiction.

[0044] The above merely provides an example of the present application, but is not intended to limit the present application. The present application can have various modifications and changes for those skilled in the art. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the scope of claims of the present application.

Claims

1. A bean grinder, comprising: The main frame and the powder supporting seat arranged on the main frame are characterized in that, The powder supporting seat is provided with a powder pushing frame above the powder supporting seat, and the powder pushing frame is provided with a fixed grinding head above the powder pushing frame, and the fixed grinding head is provided with a material cavity inside the fixed grinding head. The bottom of the material cavity is provided with a rotating grinding head, and the rotating grinding head can rotate. One side of the powder pushing frame is provided with a powder scraping assembly, and one side of the powder scraping assembly is provided with a powder outlet channel.

2. A bean grinder according to claim 1, characterized in that The bottom of the rotating grinding head is provided with a driving shaft, and the bottom of the driving shaft is provided with a motor assembly, and the motor assembly is used to control the driving shaft to drive the rotating grinding head to rotate.

3. A bean grinder according to claim 1, characterized in that The outside of the rotating grinding head is provided with at least one powder scraping boss.

4. A bean grinder according to claim 1, characterized in that The powder scraping assembly comprises a guide rail and a powder scraping rod arranged inside the guide rail, the powder scraping rod can reciprocate along the guide rail, and the end of the powder scraping rod is provided with a powder scraping roller.

5. A bean grinder according to claim 1, characterized in that The powder scraping assembly comprises a driving wheel, the outside of the driving wheel is provided with a driving groove, and the outside of the driving groove is provided with a roller driving wall.

6. A bean grinder according to claim 5, characterized in that The driving wheel rotates in a set direction, wherein the set direction includes a clockwise direction or a counterclockwise direction.

7. A bean grinder according to claim 1 or 5, characterized in that One side of the powder scraping assembly is provided with a pushing mechanism, and one side of the pushing mechanism is provided with a spring.

8. A bean grinder according to claim 1, characterized in that The material cavity is used to place coffee beans, and the top of the material cavity is provided with an inlet.

9. A bean grinder according to claim 5, characterized in that The rotating grinding head, the powder pushing frame and the driving wheel are fixedly installed on the driving shaft.

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