Brewing mechanism of coffee machine

Abstract

The utility model provides a brewing mechanism of a coffee machine. The brewing mechanism comprises a supporting frame, a brewing head support, a brewing head assembly, a driving assembly, a brewing base and a brewing device. The brewing head support is fixed to the supporting frame, the brewing head assembly is connected to the brewing head support, the driving assembly is fixed to the supporting frame, the brewing device is connected to the brewing base and connected with the output end of the driving assembly, and the driving assembly is used for driving the brewing device to swing left and right. A limiting groove is formed in the inner side wall of the brewing head support, and a limiting block is arranged on the rear side of the brewing base. When the driving assembly drives the brewing device to rotate so that the brewing device can rotate towards one side of the brewing head assembly, the limiting block is used for sliding into the limiting groove. According to the coffee maker, extrusion force generated when coffee powder is brewed by the brewing head assembly and the brewing device only acts on the brewing head support, the brewing device and the brewing base, and therefore a transmission structure between the brewing device and the driving assembly can be prevented from being damaged by the extrusion force.

Description

TECHNICAL FIELD

[0001] The utility model relates to coffee machine technical field, specifically, relate to a kind of brewing mechanism of coffee machine. BACKGROUND

[0002] Coffee machine brewing mechanism is the core mechanism for brewing coffee in coffee machine, the brewing mechanism of coffee machine on market at present includes support frame, brewing head support, brewing head assembly, drive assembly, brewing seat and brewer;Brewing head support is fixed on support frame, brewing head assembly is connected on brewing head support, drive assembly is fixed on support frame, brewer is connected on brewing seat, brewer is connected with the output end of drive assembly, and drive assembly is used to drive brewer to swing left and right;When brewing head assembly and brewer are brewed to coffee powder in brewing, first, drive assembly drives brewer to rotate to the side of brewing head assembly, then brewing head assembly moves to the side close to brewer and is inserted into brewer, at this time, brewing head assembly can exert extrusion force to coffee powder in brewer and brew coffee powder;However, in the structure of the existing coffee machine brewing mechanism, when brewing head assembly is inserted into brewer and extrusion force is exerted to coffee powder, the extrusion force will act on the connection between brewer and drive assembly, so as to easily cause the damage of transmission structure between brewer and drive assembly, that is, the service life of coffee machine brewing mechanism will be affected. SUMMARY

[0003] The utility model provides a kind of brewing mechanism of coffee machine, which can make that extrusion force generated when brewing head assembly and brewer are brewed to coffee powder only acts on brewing head support and brewer and brewing seat, so as to avoid the damage of transmission structure between brewer and drive assembly by extrusion force.

[0004] The utility model provides a kind of brewing mechanism of coffee machine, including support frame, brewing head support, brewing head assembly, drive assembly, brewing seat and brewer;Brewing head support is fixed on support frame, brewing head assembly is connected on brewing head support, drive assembly is fixed on support frame, brewer is connected on brewing seat, brewer is connected with the output end of drive assembly, and drive assembly is used to drive brewer to swing left and right;Limiting slot is provided on the inner side wall of brewing head support, and limiting block is provided on the rear side of brewing seat;When drive assembly drives brewer to rotate to make brewer rotate to the side of brewing head assembly, limiting block is used to slide into limiting slot.

[0005] The utility model discloses after adopting the above structure, after the drive assembly drives the brewing ware to rotate to make the brewing ware rotate to the side of brewing head assembly, the limiting block can slide into the limiting groove and reliably support the brewing seat and the brewing ware, at this moment, when the brewing head assembly moves to the side close to the brewing ware and exerts extrusion force on the brewing ware, owing to the support of the brewing head support to the brewing seat and the brewing ware, the extrusion force can only act on the brewing head support and the brewing seat, thereby can avoid the transmission structure between the brewing ware and the drive assembly from being damaged by the extrusion force, and additionally can avoid the support frame from being damaged by the extrusion force, that is, can prolong the service life of the coffee machine brewing mechanism.

[0006] In a possible implementation, the limiting groove and the limiting block are both arc-shaped structures, and the limiting block is matched with the limiting groove; after the drive assembly drives the brewing ware to rotate to make the brewing ware rotate to the side of the brewing head assembly, the limiting block can more reliably slide into the limiting groove and cooperate with the limiting groove, that is, the upper end and the lower end of the limiting block can more reliably abut against the upper end and the lower end of the limiting groove, so that when the brewing head moves to the side of the brewing ware and exerts extrusion force on the brewing ware, the limiting block and the limiting groove can more reliably support the brewing seat and the brewing ware.

[0007] In a possible implementation, the bottom of the limiting groove is provided with a hook groove, and the bottom of the limiting block is provided with a hook block; after the drive assembly drives the brewing ware to rotate to make the brewing ware rotate to the side of the brewing head assembly, the hook block is used for sliding into the hook groove and being hooked with the hook groove; after the limiting block slides into the limiting groove, the hook block can slide into the hook groove and be hooked with the hook groove, so that when the brewing head and the brewing ware exert extrusion force on each other, the limiting block can be effectively prevented from sliding out of the limiting groove laterally, that is, the reliable support to the brewing seat and the brewing ware can be ensured.

[0008] In a possible implementation, the rear side wall of the upper part of the brewing seat is provided with a guide column, the support frame is provided with an arc-shaped hole, and the guide column is axially inserted into the arc-shaped hole; when the drive assembly drives the brewing ware to rotate, the guide column is used for sliding along the length direction of the arc-shaped hole; after adopting the structure, when the drive assembly drives the brewing ware to rotate, the guide column and the arc-shaped hole can cooperate to guide the brewing seat and the brewing ware, so that the rotation of the brewing seat and the brewing ware can be more smooth.

[0009] In a possible implementation, the end of the guide column away from the brewing seat is fixed with a stop block, and the stop block abuts against the outer side wall of the support frame; after the stop block is arranged, when the guide column slides along the length direction of the arc-shaped hole, the stop block abuts against the outer side wall of the support frame, so that the guide column can be effectively prevented from axially separating from the arc-shaped hole, that is, the reliability of the sliding cooperation between the guide column and the arc-shaped hole can be improved.

[0010] In a possible implementation, the stopper is provided with a trigger block, and a trigger switch is fixed to the outer wall of the support frame, and the trigger switch and the driving assembly are electrically connected with the controller in the coffee machine; when the driving assembly is driven by the controller and drives the brewing device to rotate to one side of the brewing head assembly, the trigger block is used to trigger the trigger switch to stop the controller from driving the driving assembly; after the structure is used, when the driving assembly is driven by the controller and drives the brewing device to rotate to one side of the brewing head assembly, the trigger block can trigger the trigger switch to stop the controller from driving the driving assembly.

[0011] In a possible implementation, the trigger switch is a grating sensor; after the grating sensor is used as the trigger switch, the trigger switch has the advantages of high working stability and high reliability. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a front view structural schematic diagram of the utility model;

[0013] Figure 2 It is a first three-dimensional structural schematic diagram of the utility model;

[0014] Figure 3 It is a partial exploded three-dimensional structural schematic diagram of the utility model;

[0015] Figure 4 It is Figure 3 It is a structure schematic diagram after the amplification of position A in Fig. 4;

[0016] Figure 5 It is a three-dimensional structural schematic diagram after the assembly of the brewing device and the brewing seat;

[0017] Figure 6 It is a second three-dimensional structural schematic diagram of the utility model;

[0018] Figure 7 It is Figure 6 It is a structure schematic diagram after the amplification of position B in Fig. 5;

[0019] Figure 8 It is a third three-dimensional structural schematic diagram of the utility model;

[0020] Figure 9 It is Figure 8 It is a structure schematic diagram after the amplification of position C in Fig. 6. DETAILED DESCRIPTION

[0021] Firstly, those skilled in the art should understand that the embodiments are only used for explaining the technical principles of the embodiments of the present application, and are not intended to limit the protection scope of the embodiments of the present application. Those skilled in the art can make adjustments according to the needs in order to adapt to specific application occasions.

[0022] In the description of the embodiments of the present application, it should be noted that unless specifically defined and limited otherwise, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0023] In the embodiments of the present application, unless specifically defined and limited otherwise, the first feature is "on" or "under" the second feature. The first and second features can be in direct contact, or the first and second features can be in indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be the first feature directly above or obliquely above the second feature, or it can only mean that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be the first feature directly below or obliquely below the second feature, or it can only mean that the horizontal height of the first feature is less than that of the second feature.

[0024] The present application will be further described in detail below in conjunction with the drawings and specific embodiments.

[0025] Referring to Figures 1-9 The embodiments of the present application disclose a brewing mechanism of a coffee machine, comprising a support frame 1, a brewing head support 2, a brewing head assembly 3, a drive assembly 4, a brewing seat 5 and a brewer 6; the brewing head support 2 is fixed on the support frame 1, the brewing head assembly 3 is connected to the brewing head support 2, the drive assembly 4 is fixed on the support frame 1, the brewer 6 is connected to the brewing seat 5, the brewer 6 is connected to the output end of the drive assembly 4, and the drive assembly 4 is used to drive the brewer 6 to swing left and right; a limiting groove 21 is arranged on the inner side wall of the brewing head support 2, and a limiting block 51 is arranged on the rear side of the brewing seat 5; after the drive assembly 4 drives the brewer 6 to rotate to make the brewer 6 rotate to one side of the brewing head assembly 3, the limiting block 51 is used to slide into the limiting groove 21.

[0026] The limiting groove 21 and the limiting block 51 are both arc-shaped structures, and the limiting block 51 is matched with the limiting groove 21; after the drive assembly drives the brewer to rotate to make the brewer rotate to one side of the brewing head assembly, the limiting block can more reliably slide into the limiting groove and cooperate with the limiting groove, i.e. the upper end and the lower end of the limiting block can more reliably abut against the upper end and the lower end of the limiting groove, so that when the brewing head moves to one side of the brewer and exerts a pressing force on the brewer, the limiting block and the limiting groove can more reliably support the brewing seat and the brewer.

[0027] The bottom of the limiting groove 21 is provided with a hook groove 22, and the bottom of the limiting block 51 is provided with a hook block 52; when the brewing device 6 is driven to rotate by the driving assembly 4 to rotate the brewing device 6 to one side of the brewing head assembly 3, the hook block 52 is used to slide into the hook groove 22 and be hooked with the hook groove 22; after the limiting block slides into the limiting groove, the hook block can slide into the hook groove and be hooked with the hook groove, so that when the brewing head and the brewing device exert extrusion force on each other, the limiting block can be effectively prevented from sliding out of the limiting groove laterally, that is, the reliable support effect on the brewing seat and the brewing device can be ensured.

[0028] The rear side wall of the upper part of the brewing seat 5 is provided with a guide column 53, and the support frame 1 is provided with an arc-shaped hole 11, and the guide column 53 is axially inserted into the arc-shaped hole 11; when the brewing device 6 is driven to rotate by the driving assembly 4, the guide column 53 is used to slide along the length direction of the arc-shaped hole 11; after the brewing device is driven to rotate by the driving assembly, the guide column and the arc-shaped hole can be cooperated to play a guiding role on the brewing seat and the brewing device, so that the rotation of the brewing seat and the brewing device can be more smooth.

[0029] One end of the guide column 53 away from the brewing seat 5 is fixed with a stop block 7, and the stop block 7 abuts against the outer side wall of the support frame 1; after the guide column slides along the length direction of the arc-shaped hole, the stop block abuts against the outer side wall of the support frame, so that the guide column can be effectively prevented from being axially separated from the arc-shaped hole, that is, the reliability of the sliding cooperation between the guide column and the arc-shaped hole can be improved.

[0030] The stop block 7 is provided with a trigger block 71, the outer wall of the support frame 1 is fixed with a trigger switch 8, and the trigger switch 8 and the driving assembly 4 are electrically connected with the controller in the coffee machine; when the brewing device 6 is driven to rotate to one side of the brewing head assembly 3 by the driving assembly 4 through the controller, the trigger block 71 is used to trigger the trigger switch 8 to make the controller stop driving the driving assembly 4; after the brewing device is driven to rotate to one side of the brewing head assembly by the driving assembly through the controller, the trigger block can trigger the trigger switch to make the controller stop driving the driving assembly.

[0031] The trigger switch 8 is an optical grating sensor; after the optical grating sensor is used as the trigger switch, the trigger switch has the advantages of high working stability and high reliability; in addition, the trigger switch can also be a limit switch.

[0032] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed in the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A brewing mechanism for a coffee machine, comprising a support frame (1), a brewing head bracket (2), a brewing head assembly (3), a drive assembly (4), a brewing base (5), and a brewer (6); the brewing head bracket (2) is fixed to the support frame (1), the brewing head assembly (3) is connected to the brewing head bracket (2), the drive assembly (4) is fixed to the support frame (1), the brewer (6) is connected to the brewing base (5), the brewer (6) is connected to the output end of the drive assembly (4), and the drive assembly (4) is used to drive the brewer (6) to swing left and right; characterized in that: A limiting groove (21) is provided on the inner side wall of the brewing head support (2), and a limiting block (51) is provided on the rear side of the brewing base (5); when the drive assembly (4) drives the brewer (6) to rotate so that the brewer (6) rotates toward the brewing head assembly (3), the limiting block (51) is used to slide into the limiting groove (21).

2. The brewing mechanism of the coffee machine according to claim 1, characterized in that: Both the limiting groove (21) and the limiting block (51) are arc-shaped structures, and the limiting block (51) is adapted to the limiting groove (21).

3. The brewing mechanism of the coffee machine according to claim 1 or 2, characterized in that: The bottom of the limiting groove (21) is provided with a hook groove (22), and the bottom of the limiting block (51) is provided with a hook block (52). When the drive assembly (4) drives the brewing seat (5) to rotate so that the brewer (6) rotates toward the brewing head assembly (3), the hook block (52) is used to slide into the hook groove (22) and engage with the hook groove (22).

4. The brewing mechanism of the coffee machine according to claim 1, characterized in that: A guide post (53) is provided on the rear side wall of the upper part of the brewing base (5), and an arc-shaped hole (11) is provided on the support frame (1). The guide post (53) is axially inserted into the arc-shaped hole (11). When the drive assembly (4) drives the brewer (6) to rotate, the guide post (53) is used to slide along the length direction of the arc-shaped hole (11).

5. The brewing mechanism of the coffee machine according to claim 4, characterized in that: The guide post (53) is fixed with a stop block (7) at the end away from the brewing base (5), and the stop block (7) abuts against the outer wall of the support frame (1).

6. The brewing mechanism of the coffee machine according to claim 5, characterized in that: A trigger block (71) is provided on the stop block (7), and a trigger switch (8) is fixed on the outer wall of the support frame (1). The trigger switch (8) and the drive assembly (4) are both electrically connected to the controller in the coffee machine. When the drive assembly (4) is driven by the controller and drives the brewer (6) to rotate toward the brewing head assembly (3), the trigger block (71) is used to trigger the trigger switch (8) so that the controller stops driving the drive assembly (4).

7. The brewing mechanism of the coffee machine according to claim 6, characterized in that: The trigger switch (8) is a grating sensor.

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