Grinding adjusting device of coffee machine

Abstract

The utility model relates to a grinding adjusting device of a coffee machine, which comprises a grinding assembly and a grinding adjusting assembly, the coffee machine comprises a machine shell, the grinding adjusting assembly comprises a grinding adjusting knob, a knob support and a fixed seat, the knob support is vertically and rotatably arranged on the fixed seat, the grinding adjusting knob is arranged at the upper end of the knob support, and the knob support is arranged on the fixed seat. And a first gear is horizontally and rotatably arranged on the fixing seat, the lower end of the knob support is in transmission connection with the first gear, and the first gear is in transmission connection with a driven gear on the grinding assembly. The powder grinding adjusting device is simple in structure and lower in cost, and intermediate transmission parts are omitted. The grinding adjusting knob rotates to drive the knob support to rotate, the first gear drives the driven gear of the grinding assembly to rotate, and finally the grinding gap is adjusted.

Description

Technical Field

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

[0002] At present, coffee is one of the most popular drinks in the world, which brings people pleasure and excitement. With the reform and opening up of our country, coffee has gradually been placed on the table and is loved by more and more people; the coffee machine plays a decisive role in the production of a cup of high-quality coffee. Embedded semi-automatic coffee machines have also appeared on the market, which are embedded in the wall or cabinet. The existing semi-automatic coffee machine has a grinding adjustment component, such as Fig.11 As shown, it includes a grinding adjustment knob 11, a knob bracket 32, a rotating disk 213, a fixed seat 212, a vertical gear 211 and a horizontal gear 210. The grinding adjustment knob is arranged at the outer end of the knob bracket 32 ​​and is located on the front side of the casing. The rotating disk 213 is vertically rotatable arranged in the casing 1. The inner end of the knob bracket 32 ​​is fixedly connected to the rotating disk 213. The vertical gear 211 is vertically rotatable arranged in the casing 1. The rotating disk 213 is fixedly connected to the vertical gear 211. The horizontal gear 210 is horizontally rotatable arranged in the casing 1. The vertical gear 211 is meshed with the horizontal gear 210. The horizontal gear 210 is gear-drivenly connected to the driven gear 22 on the grinding assembly 2. The user rotates the grinding adjustment knob 11, the knob bracket 32 ​​drives the rotating disk 213 to rotate, the rotating disk 213 drives the vertical gear 211 to rotate, the vertical gear 211 drives the horizontal gear 210 to rotate, the first gear 29 drives the second gear 28 to rotate, the second gear 28 drives the driven gear 22 to rotate, the driven gear 22 rotates to drive the lifting seat 24 to rise and fall, the lifting seat 24 drives the grinding knife barrel 25 to rise and fall, the gap between the grinding knife barrel 25 and the grinding knife head 23 changes, so as to adjust the grinding gap and meet the user's requirements for coffee powder of different particle sizes. It can be seen that the structure of the grinding adjustment component of the semi-automatic coffee machine is complex and the production cost is high. Therefore, the structure of the existing semi-automatic coffee machine needs to be further improved. Utility Model Content

[0003] In view of the above problems, the purpose of the present utility model is to provide a grinding adjustment device for a coffee machine with simple structure and low cost.

[0004] The purpose of the utility model is achieved in this way:

[0005] A grinding adjustment device for a coffee machine, comprising a grinding assembly and a grinding adjustment assembly, the coffee machine comprising a casing, characterized in that: the grinding adjustment assembly comprises a grinding adjustment knob, a knob bracket and a fixing seat, the knob bracket 32 ​​is vertically rotatably arranged on the fixing seat, the grinding adjustment knob is arranged at the upper end of the knob bracket and is located on the top surface of the casing, a first gear is horizontally rotatably arranged on the fixing seat, the lower end of the knob bracket is transmission-connected with the first gear, and the first gear is transmission-connected with a driven gear on the grinding assembly. The grinding adjustment device of the utility model has a simple structure, lacks intermediate transmission components, and has lower cost.

[0006] The present invention can also be further improved as follows.

[0007] The grinding adjustment knob is provided with a rotating disk, and a plurality of positioning grooves are arranged at equal intervals in a ring on the bottom surface of the rotating disk. A positioning bead is provided on the fixed seat, and a spring is provided between the positioning bead and the fixed seat. The positioning groove is located above the positioning bead, and the positioning bead and the positioning groove are matched with each other. Every time the user rotates a scale, the positioning bead slides to the next positioning groove to realize the positioning of the rotating disk, and the user has a good operating feel.

[0008] The fixing seat is provided with a second gear for horizontal rotation. The second gear is located between the first gear and the driven gear, and the second gear is meshed with the first gear and the driven gear respectively.

[0009] A pressure cover is arranged on the fixed seat, the pressure cover cover is arranged on the fixed seat, the rotating disk is located in the pressure cover, an avoidance hole is arranged on the pressure cover, and the grinding adjustment knob extends out of the pressure cover through the avoidance hole.

[0010] The top surface of the casing or the top surface of the pressure cover is provided with powder size scales around the grinding adjustment knob.

[0011] The beneficial effects of the utility model are as follows:

[0012] 1. The grinding adjustment device of the utility model has a simple structure, lacks intermediate transmission components, and has lower cost. The grinding adjustment knob of the utility model rotates to drive the knob bracket to rotate, and the first gear drives the driven gear of the grinding assembly to rotate, thereby finally adjusting the grinding gap.

[0013] 2. Moreover, the grinding adjustment knob of the utility model is located on the top surface of the coffee machine. The user needs to first remove the coffee machine to expose the top surface of the coffee machine. Then the user rotates the grinding adjustment knob to adjust the grinding gap of the grinding assembly. Therefore, the grinding adjustment of the coffee machine of the utility model is convenient. Moreover, the position of the grinding adjustment knob of the utility model is suitable for the installation requirements of embedded semi-automatic coffee machines, which saves the overall volume of the coffee machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a structural schematic diagram of an embedded semi-automatic coffee machine according to a first embodiment of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the embedded semi-automatic coffee machine from another angle according to the first embodiment of the utility model.

[0016] Figure 3 It is a structural schematic diagram of the embedded semi-automatic coffee machine from the third angle of embodiment 1 of the utility model.

[0017] Figure 4 It is a structural schematic diagram of the grinding adjustment device of the utility model.

[0018] Figure 5 It is a structural schematic diagram of the grinding adjustment device of the utility model from another angle.

[0019] Figure 6 It is a top view of the grinding adjustment device of the utility model.

[0020] Figure 7 yes Figure 6 sectional view of .

[0021] Figure 8 It is an exploded view of the grinding adjustment device of the utility model.

[0022] Fig. 9 It is a structural schematic diagram of the grinding adjustment knob of the utility model.

[0023] Fig.10 It is a structural schematic diagram of the grinding adjustment knob of the utility model from another angle.

[0024] Fig.11 It is a structural schematic diagram of an existing grinding adjustment device. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0026] Embodiment 1, as Figures 1 to 11As shown, a built-in semi-automatic coffee machine installed on a cabinet includes a housing 1, on which a bean box 4, a grinding adjustment device 3 and a hot water component 5 are arranged, the grinding adjustment device 3 includes a grinding component 319 and a grinding adjustment component 30, the housing 1 is provided with a powder outlet 16 connected to the grinding component 319, the housing 1 is provided with a hot water outlet 15 connected to the hot water component 5, and the front of the housing 1 is provided with a coffee brewing cavity 14, the powder outlet 16 and the hot water outlet 1 5 is located in the coffee brewing cavity 14, the grinding adjustment assembly includes a grinding adjustment knob 31, a knob bracket 32 ​​and a fixing seat 34, the knob bracket 32 ​​is vertically rotatably arranged on the fixing seat 34, the grinding adjustment knob 31 is arranged at the upper end of the knob bracket 32 ​​and is located on the top surface of the housing 1, and a first gear 33 is horizontally rotatably arranged on the fixing seat 34, the lower end of the knob bracket 32 ​​is transmission-connected with the first gear 33, and the first gear 33 is gear-transmission-connected with the driven gear 22 on the grinding assembly 319. The grinding adjustment device of the utility model has a simple structure, lacks intermediate transmission components, and has a lower cost.

[0027] As a more specific technical solution of the utility model.

[0028] The grinding adjustment knob 31 is provided with a rotating disk 312, and a plurality of positioning grooves 38 are arranged at equal intervals in an annular manner on the bottom surface of the rotating disk 312. A positioning bead 310 is provided on the fixing seat 34, and a spring 311 is provided between the positioning bead 310 and the fixing seat 34. The positioning groove 38 is located above the positioning bead 310, and the positioning bead 310 and the positioning groove 38 are matched in a concave-convex positioning manner. Every time the user rotates a scale, the positioning bead 310 slides to the next positioning groove 38, so as to realize the positioning of the rotating disk 312 and the grinding adjustment knob, and the user has a good operating feel.

[0029] The fixing seat 34 is provided with a second gear 37 for horizontal rotation. The second gear 37 is located between the first gear 33 and the driven gear 22 . The second gear 37 is meshed with the first gear 33 and the driven gear 22 , respectively.

[0030] A pressure cover 39 is provided on the fixing seat 34 , and the pressure cover 39 is covered on the fixing seat 34 . The rotating disk 312 is located in the pressure cover 39 . An avoidance hole 391 is provided on the pressure cover 39 , and the grinding adjustment knob 31 extends out of the pressure cover 39 through the avoidance hole 391 .

[0031] The fixed seat 34 includes an upper seat body 35 and a lower seat body 36. The upper seat body 35 is arranged on the top surface of the lower seat body 36. The rotating bracket is vertically rotatably arranged on the upper seat body 35. The first gear 33 is horizontally rotatably arranged on the lower seat body 36. The pressure cover 39 is covered on the upper seat body 35. The positioning beads 310 and the spring 311 are arranged on the upper seat body 35.

[0032] The top surface of the housing 1 or the top surface of the pressure cover 39 is provided with powder size scales around the grinding adjustment knob 31 .

[0033] The user rotates the grinding adjustment knob 31, the grinding adjustment knob 31 drives the rotating disk 312 and the knob bracket 32 ​​to rotate, the knob bracket 32 ​​drives the first gear 33 to rotate, the first gear 33 drives the second gear 37 to rotate, the second gear 37 drives the driven gear 22, the rotation of the driven gear 22 drives the lifting seat 24 to rise and fall, the lifting seat 24 drives the grinding knife cylinder 25 to rise and fall, the gap between the grinding knife cylinder 25 and the grinding knife head 23 changes, so as to adjust the grinding gap and meet the user's requirements for coffee powder of different particle sizes.

Claims

1. A grinding adjustment device for a coffee machine, comprising a grinding assembly and a grinding adjustment assembly, wherein the coffee machine comprises a housing, and is characterized in that: The grinding adjustment assembly includes a grinding adjustment knob, a knob bracket and a fixed seat. The knob bracket is vertically rotatable on the fixed seat. The grinding adjustment knob is arranged at the upper end of the knob bracket and is located on the top surface of the casing. A first gear is horizontally rotatable on the fixed seat. The lower end of the knob bracket is transmission connected to the first gear, and the first gear is transmission connected to the driven gear on the grinding assembly.

2. The grinding adjustment device of the coffee machine according to claim 1, characterized in that: A rotating disk is provided on the grinding adjustment knob, and a plurality of positioning grooves are arranged in a circular shape at equal intervals on the bottom surface of the rotating disk. A positioning bead is provided on the fixed seat, and a spring is provided between the positioning bead and the fixed seat. The positioning groove is located above the positioning bead, and the positioning bead and the positioning groove are matched in a concave-convex positioning manner.

3. The grinding adjustment device of the coffee machine according to claim 1, characterized in that: The fixing seat is provided with a second gear for horizontal rotation. The second gear is located between the first gear and the driven gear, and the second gear is meshed with the first gear and the driven gear respectively.

4. The grinding adjustment device of the coffee machine according to claim 1, characterized in that: A pressure cover is arranged on the fixed seat, the pressure cover cover is arranged on the fixed seat, the rotating disk is located in the pressure cover, an avoidance hole is arranged on the pressure cover, and the grinding adjustment knob extends out of the pressure cover through the avoidance hole.

5. The grinding adjustment device of the coffee machine according to claim 4, characterized in that: The top surface of the casing or the top surface of the pressure cover is provided with powder size scales around the grinding adjustment knob.

Images