A fully automatic brewing structure and coffee maker

Abstract

The application discloses a full-automatic brewing structure and a coffee machine. The full-automatic brewing structure comprises a main body support, a brewing head and a brewing unit. The main body support comprises a front side plate, a rear side plate, a left side plate, a right side plate and a top plate. The brewing head and the brewing unit are accommodated in a space enclosed by the front side plate, the rear side plate, the left side plate, the right side plate and the top plate. The front side plate is provided with an outwardly inclined powder inlet and the coffee machine. In the application, the brewing cup can be driven by the unit seat to move up and down and complete coffee brewing with the brewing head, or be driven by the cake pushing assembly to take coffee powder, compact coffee powder and clean the coffee powder cake after brewing, so that efficient collaborative operation of the brewing structure and the grinding structure is realized. Meanwhile, the brewing cup is detachably installed on the brewing cup seat, the brewing cup can be conveniently and quickly detached for thorough cleaning and maintenance, and the delicious and healthy effect of the coffee machine is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of coffee machines, in particular to a full-automatic brewing structure and a coffee machine. BACKGROUND

[0002] At present, coffee has entered ordinary families as a daily drink, and the drinking method has changed from the previous instant coffee brewing method. After the coffee beans are ground into coffee powder by a special coffee machine, the coffee powder is brewed to drink, the quality and taste of the coffee are significantly improved, and the drinking experience is greatly improved. In order to meet the needs of people's busy work and life, full-automatic coffee machines integrated with grinding and brewing functions have been widely used. The efficient cooperation of the grinding structure and the brewing structure in the full-automatic coffee machine is the main direction of continuous improvement and progress of the full-automatic coffee machine.

[0003] CN202223042940.6 discloses a device for preparing coffee or beverage, comprising a support structure, the support structure comprising a left side plate, a right side plate, an upper support plate and a lower support plate, the upper support plate and the lower support plate are both fixedly connected to the proximal ends of the left side plate and the right side plate, and the upper support plate is located on the upper side of the lower support plate; a transmission structure, the transmission structure comprising a transmission joint, a transmission screw rod, a transmission screw rod nut, a transmission brewing cylinder support, a transmission joint fixing pin, a first bearing, a second bearing and a first movement guide rail, the transmission structure drives the extraction brewing structure to run in a straight-up straight-down route, and the device simultaneously performs powder pressing operation on the coffee powder or beverage powder in the brewing cavity. After brewing is completed, the residue in the brewing cavity is cleaned by the residue removing and discharging structure. In the technical solution, the transmission structure drives the extraction brewing structure to run in a straight-up straight-down route, which has poor coordination effect with the grinding structure, and the brewing structure is fixedly connected with the support structure, which is not convenient for daily cleaning and maintenance of the brewing structure. SUMMARY

[0004] The present application aims to provide a full-automatic brewing structure and a coffee machine, which solves the problem of poor coordination effect between the brewing mechanism and the grinding mechanism in the coffee machine, and the problem of the brewing mechanism being fixedly connected with the support structure, which is not convenient for daily cleaning and maintenance of the brewing mechanism, in order to overcome the shortcomings of the prior art.

[0005] The present application provides a full-automatic brewing structure, comprising a main body support, a brewing head and a brewing unit, the brewing head and the brewing unit are accommodated in the main body support, and the front side of the main body support is provided with an outwardly inclined powder inlet;

[0006] The brewing head is arranged on the top side of the main body support;

[0007] The brewing unit comprises a unit base, a brewing cup base, a brewing cup, a cake pushing assembly and a cake scraping assembly, the brewing cup comprises a cup body and a push rod cavity which are connected to each other and penetrate each other, the brewing cup is detachably arranged on the brewing cup base, the brewing cup base is arranged on the unit base, and the unit base is arranged on a pair of lead screws in the main body support and moves up and down under the rotation of the lead screws;

[0008] The cake pushing assembly comprises a push plate, a push rod and a reset rod, two ends of the push rod are hingedly connected to the tail of the push plate and one end of the reset rod respectively, a push assisting rod is arranged beside the reset rod, a head of the push assisting rod is hingedly connected to the inner wall of the push rod cavity, a first sliding groove is arranged on the rod body of the reset rod, a second sliding groove is arranged on the rod body of the push assisting rod, and the reset rod is connected with the push assisting rod through a first rotating shaft arranged in the first sliding groove and the second sliding groove; the push plate moves reciprocally in the brewing cup along the axial direction under the joint action of the push rod, the reset rod and the push assisting rod;

[0009] The cake scraping assembly comprises a scraping plate which is arranged on the cup body of the brewing cup and is rotatable.

[0010] Further, the brewing cup base is provided with a C-shaped opening for disassembling the brewing cup towards the left side of the main body support, the brewing cup base is provided with a first guide column and a second guide column towards the right side of the main body support respectively, the first guide column moves in a fourth sliding groove arranged on the right side plate, the second guide column moves in a fifth sliding groove arranged on the unit base, and the first guide column moves in the fourth sliding groove and the second guide column moves in the fifth sliding groove under the movement of the unit base to realize the corresponding overturning of the brewing cup base, and the overturning of the brewing cup base realizes the movement of the brewing cup between a first position below the projection of the powder inlet and a second position coinciding with the axis of the brewing head.

[0011] Further, the main body support is provided with a transmission component at the bottom, the lead screws are connected with the top plate and the transmission component at both ends respectively, and the lead screws are arranged at the corners where the right side and the front side of the main body support and the left side and the rear side of the main body support intersect.

[0012] Further, the main body support is provided with a first protrusion and a second protrusion below the powder inlet of the front side, the first protrusion cooperates with the free end of the reset rod, the second protrusion cooperates with the free end of the push assisting rod, and the second protrusion is connected to the hinged support on the front side of the main body support.

[0013] Further, the left side of the main support is provided with an opening corresponding to the shape of the brewing cup, and the top of the opening extends to a corner of the rear side plate with an inclined angle, and the inclined angle is internally provided with a fourth protrusion capable of being kept popped out, when the moving seat drives the scraper to move from top to bottom and leave the inclined angle, the fourth protrusion pushes against the tail of the scraper to make the head of the scraper rotate and scrape the coffee powder cake after brewing, when the moving seat drives the scraper to move from bottom to top and enter the inclined angle, the fourth protrusion is lifted by the tail of the scraper and is recycled and popped out after the tail of the scraper passes.

[0014] Further, the inside of the brewing head is provided with a hot water pipeline, and the end of the brewing head is provided with a shower head and is in communication with the internal hot water pipeline.

[0015] Further, the brewing cup is connected and installed with the brewing cup seat through buckles, the female buckle of the buckle is arranged on the inner side of the edge of the C-shaped opening, and the male buckle of the buckle is arranged on the outer wall of the brewing cup.

[0016] Further, the main support comprises a front side plate, a rear side plate, a left side plate, a right side plate and a top plate.

[0017] The application also provides a coffee machine comprising the full-automatic brewing structure.

[0018] The application has the following beneficial effects: the brewing unit comprises a unit seat, a brewing cup seat, a brewing cup, a cake pushing assembly and a cake scraping assembly, the brewing cup can be driven by the unit seat to move up and down and complete coffee brewing with the brewing head, and can be driven by the cake pushing assembly to take coffee powder, compact coffee powder and clean coffee powder cake after brewing, so that efficient collaborative operation of the brewing structure and the grinding structure is realized, the brewing cup can be detachably installed on the brewing cup seat, the brewing cup can be conveniently and quickly detached for thorough cleaning and maintenance, and the delicious and healthy effect of the coffee machine is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole schematic view of the full-automatic brewing structure.

[0020] Figure 2 It is an exploded schematic view of the full-automatic brewing structure.

[0021] Figure 3 It is a schematic view of the brewing cup, the cake pushing assembly and the cake scraping assembly of the full-automatic brewing structure.

[0022] Figure 4 It is an exploded schematic view of the cake pushing assembly of the full-automatic brewing structure.

[0023] Figure 5 It is an enlarged schematic view of the A part of the full-automatic brewing structure.

[0024] Figure 6 Schematic view of the first position of the brewing unit of the full automatic brewing structure of the present application to take coffee powder.

[0025] Figure 7 Schematic view of the movement state of the brewing unit of the full automatic brewing structure of the present application after taking coffee powder.

[0026] Figure 8 Schematic view of the state of the brewing unit of the full automatic brewing structure of the present application when moving to the second position.

[0027] Figure 9 Schematic view of the state of the full automatic brewing structure of the present application to press coffee powder cake and brew coffee liquid.

[0028] Figure 10 Schematic view of the structure of the first protrusion and the second protrusion of the front side plate of the full automatic brewing structure of the present application.

[0029] Figure 11 Schematic view of the structure of the first guide column, the second guide column, the fourth sliding groove and the fifth sliding groove of the full automatic brewing structure of the present application DETAILED DESCRIPTION

[0030] The technical solutions of the present application will be described in detail below with reference to the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments.

[0031] The components of the embodiments of the present application described and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application.

[0032] Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0033] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0034] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "linking" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be direct connection, or indirect connection through intermediate medium, or internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] The following refers to Figures 1-11 An automatic brewing structure and coffee machine according to some embodiments of the present application are described.

[0036] An automatic brewing structure, comprising a main support 1, a brewing head 2 and a brewing unit 3, the brewing head 2 and the brewing unit 3 are arranged in the main support 1. In this embodiment, the main support 1 is provided with a front side plate 4, a rear side plate 5, a left side plate 6, a right side plate 7 and a top plate 8, the brewing head 2 and the brewing unit 3 are accommodated in the cavity enclosed by the front side plate 4, the rear side plate 5, the left side plate 6, the right side plate 8 and the top plate 8, which can not only isolate the noise during operation, but also can block the floating coffee powder and water vapor; the front side plate 4 is provided with an outwardly inclined powder inlet 9;

[0037] The brewing head 2 is arranged on the top plate 8;

[0038] The brewing unit 3 comprises a unit seat 10, a brewing cup seat 11, a brewing cup 12, a cake pushing assembly 13 and a cake scraping assembly 14, the brewing cup 12 comprises a cup body 15 and a push rod cavity 16 connected to each other and penetrating each other, the brewing cup 12 is detachably arranged on the brewing cup seat 11, the brewing cup seat 11 is arranged on the unit seat 10, and the unit seat 10 is arranged on a pair of lead screws 17 in the main support 1 and moves up and down under the rotation of the lead screws 17;

[0039] The cake pushing assembly 13 comprises a push plate 18, a push rod 19 and a reset rod 20, the two ends of the push rod 19 are respectively hinged to the tail of the push plate 18 and one end of the reset rod 20, the side of the reset rod 20 is provided with a push assisting rod 21, the head of the push assisting rod 21 is hinged to the inner wall of the push rod cavity 16, the rod body of the reset rod 20 is provided with a first sliding groove 22, the rod body of the push assisting rod 21 is provided with a second sliding groove 23, and the reset rod 20 is connected with the push assisting rod 21 through a first rotating shaft 25 penetrating the first sliding groove 22 and the second sliding groove 23; the push plate 18 moves reciprocally in the brewing cup 12 along the axial direction under the joint action of the push rod 19, the reset rod 20 and the push assisting rod 21;

[0040] The cake scraping assembly 14 comprises a scraping plate 26 arranged rotatably on the mouth of the cup body 15 of the brewing cup 12.

[0041] Further, the brewing cup seat 11 is provided with a C-shaped opening 27 for disassembling the brewing cup 12 towards the left side plate 6, and the brewing cup seat 11 is respectively provided with a first guide column 27 and a second guide column 28 towards the right side plate 8, the first guide column 27 is movable in the fourth sliding groove 29 provided on the right side plate 7, and the second guide column 28 is movable in the fifth sliding groove 30 provided on the unit seat 10, the unit seat 10 drives the first guide column 27 to move in the fourth sliding groove 29 and the second guide column 28 to move in the fifth sliding groove 30 during the up and down movement of the unit seat 10, so as to realize the corresponding overturning of the brewing cup seat 11, and the overturning of the brewing cup seat 11 realizes the swinging of the brewing cup 12 between the first position below the projection plane of the powder inlet 9 and the second position coinciding with the axis of the brewing head 2.

[0042] In the full-automatic coffee machine, the brewing structure which can run reliably and stably is the core of the full-automatic coffee machine, and the main actions of the brewing structure generally include: taking coffee powder, pressing powder cake, brewing coffee liquid from the powder cake, cleaning the brewed powder cake and resetting. The brewing cup is taken coffee powder and brews coffee liquid by cooperating with the bean grinding structure and the brewing head respectively, and in the embodiment, the technical scheme of the movable brewing unit, the fixed brewing head and the powder inlet is adopted. The following will take several actions of the brewing structure as examples for illustration:

[0043] Taking coffee powder:

[0044] As shown in Figure 6 , the brewing unit 3 is located at the bottom of the main body support 1, the cup body 15 is below the projection plane of the powder inlet 9 under the overturning of the brewing cup seat 11, and the reset rod 20 is close to the push rod 18 to make the head of the push rod 18 located in the bottom of the cup body 15, and the space above the head of the push rod 18 in the cup body is filled with coffee powder ground by the bean grinding structure falling from the powder inlet 9, so as to complete the taking of coffee powder by the brewing cup 12.

[0045] Pressing powder cake:

[0046] As shown in Figure 7 , after the coffee powder is taken, the lead screw 17 starts to rotate and drives the unit seat 10 to move upward along the direction of the lead screw 17, the free end of the reset rod 20 touches the lower part of the protruding block 32 and pries the end connected with the push rod 19 under the pressing of the protruding block 32, under the joint action of the rising unit seat 10 and the reset rod 20, the second guide column 28 slides in the fifth sliding groove 30 provided on the unit seat 10, and the brewing cup seat 11 swings from the first position below the projection plane corresponding to the powder inlet 9 to the second position coinciding with the direction of the lead screw 17, that is, the direction of the axis of the brewing head 2.

[0047] As shown in Figure 8As shown, the unit base 10 continues to rise under the drive of the lead screw 17, the free end of the reset rod 20 passes through and leaves the protrusion 32, the free end of the boost rod 21 touches the second protrusion 33, and under the pressing of the second protrusion 33, the reset rod 20 is pushed and the push rod 19 is tilted through the connection of the first rotating shaft 25 passing through the first sliding groove 22 and the second sliding groove 23, the push rod 19 promotes the push plate 18 to move axially upward in the cup body 15, and keeps the push plate 18 in the top state, under the rotation of the lead screw 17, the brewing unit 3 rises until the brewing head 2 enters the cup body 15, and the coffee powder in the cup body 15 is pressed into a coffee powder cake under the bidirectional pressing of the brewing head 2 and the push plate 18.

[0048] The powder cake brews coffee liquid:

[0049] After the powder cake is pressed, the shower at the end of the brewing head 2 releases hot water in the internal hot water pipeline, completes the brewing of the coffee powder cake, and the brewed coffee liquid flows out from the liquid outlet on the brewing cup 12.

[0050] Cleaning the brewed powder cake and resetting:

[0051] After the coffee liquid is brewed, the lead screw 17 drives the unit base 10 to descend, the free end of the reset rod 20 abuts against the upper part of the protrusion 32, keeps the push rod 18 in the cup body 15 from descending with the brewing cup 12 and the unit base 10, until the brewed powder cake in the cup body 15 is lifted out of the cup opening, at which time the scraper 26 provided at the cup opening of the cup body 15 rotates to remove the powder cake; as the lead screw 17 continues to drive the unit base 10 to descend, under the joint action of the descending unit base 10 and the reset rod 20, the second guide column 28 slides in the fifth sliding groove 30 provided on the unit base 10, the brewing cup base 11 swings to the first position below the projection surface corresponding to the powder inlet 9, the free end of the reset rod 20 is abutted against by the protrusion 32, promotes the end of the reset rod 20 connected with the push rod 19 to drag the push rod 18 from the top of the cup body 15 to the bottom of the cup body 15, until the brewing cup 12 swings to the first position below the projection surface corresponding to the powder inlet 9, and prepares to start the action of the next cycle.

[0052] Further, the main body support 1 is provided with a transmission component 31 at the bottom, the lead screw 17 is connected with the top plate 8 and the transmission component 31 at both ends respectively, and the lead screw 17 is arranged at the corner where the right side plate 7 and the front side plate 4, and the left side plate 6 and the rear side plate 5 meet.

[0053] In the embodiment, the inner side wall below the powder inlet 9 of the front side plate 4 is provided with a first protrusion 32 and a second protrusion 33, the first protrusion 32 is matched with the free end of the reset rod 20, and the second protrusion 33 is matched with the boost rod 21 to promote the reset rod 20, the boost rod 21 can be arranged on the side of the reset rod 20, or can be arranged on both sides of the reset rod 20, and the corresponding second protrusion 33 can be arranged on the side of the boost rod 21 or on both sides of the boost rod 21, and the second protrusion 33 is connected to the hinge support 35 of the front side plate 4.

[0054] Further, the left side plate 6 is provided with an opening 36 corresponding to the shape of the brewing cup 12, the brewing cup 12 is connected and installed with the brewing cup seat 11 through buckling, the female buckle 38 of the buckle is arranged on the inner side of the edge of the C-shaped opening 27, and the male buckle 39 of the buckle is arranged on the outer wall of the brewing cup 12, the unit seat 10 is stopped at the position where the brewing cup 12 is coincided with the opening 36 by adjusting the rotation of the lead screw 17, and the brewing cup 12 is taken out from the main body support 1 by releasing the connection buckle of the brewing cup 12 and the brewing cup seat 11, so that the brewing cup 12 can be completely cleaned and maintained, and the brewing cup seat 11 is reassembled after cleaning.

[0055] The top of the opening 36 extends to an angle of the rear side plate 5, and a bevel is arranged in the bevel, and a fourth protrusion 37 is arranged in the bevel, when the unit seat 10 drives the scraper 26 to move from top to bottom away from the bevel, the fourth protrusion 37 pushes the tail of the scraper 26 to make the head of the scraper 26 rotate to scrape the coffee powder cake, when the unit seat 10 drives the scraper 26 to move from bottom to top into the bevel, the fourth protrusion 37 is lifted by the tail of the scraper 26 and is popped out after the tail of the scraper 26 passes.

[0056] The application also provides a coffee machine comprising the full-automatic brewing structure.

[0057] Although the embodiments of the application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A fully automated brewing structure, comprising a main support frame, a brewing head, and a brewing unit, characterized in that, The brewing head and brewing unit are housed within the main support frame, and the front side of the main support frame has an outwardly inclined powder inlet. The brewing head is located on the top side of the main support frame. The brewing unit includes a unit base, a brewing cup base, a brewing cup, a pusher assembly, and a scraper assembly. The brewing cup includes a cup body and a pusher cavity that are connected vertically and penetrate each other. The brewing cup is detachably mounted on the brewing cup base, and the brewing cup base is mounted on the unit base. The unit base is mounted on a pair of lead screws within the main support frame and moves up and down under the rotation of the lead screws. The paddle assembly includes a pusher plate, a pusher rod, and a reset rod. The two ends of the pusher rod are hinged to the tail of the pusher plate and one end of the reset rod, respectively. An auxiliary pusher rod is provided beside the reset rod, and the head of the auxiliary pusher rod is hinged to the inner wall of the pusher rod cavity. A first sliding groove is provided on the body of the reset rod, and a second sliding groove is provided on the body of the auxiliary pusher rod. The reset rod is connected to the auxiliary pusher rod via a first rotating shaft passing through the first and second sliding grooves. The pusher plate reciprocates axially within the brewing cup under the combined action of the pusher rod, reset rod, and auxiliary pusher rod. The scraper assembly includes a rotatable scraper disposed at the mouth of the brewing cup. The brewing cup holder has a C-shaped opening for assembling and disassembling the brewing cup on its left side facing the main support. A first guide post and a second guide post protrude from the right side of the brewing cup holder facing the main support. The first guide post moves within a fourth groove on the right side plate, and the second guide post moves within a fifth groove on the unit seat. During the up-and-down movement of the unit seat, the first guide post moves within the fourth groove, and the second guide post moves within the fifth groove, causing the brewing cup holder to flip accordingly. This flipping of the brewing cup holder allows the brewing cup to move between a first position below the projection surface of the powder inlet and a second position coinciding with the axis of the brewing head. Below the powder inlet on the front side of the main support, there is a first protrusion and a second protrusion. The first protrusion engages with the free end of the reset rod, and the second protrusion engages with the free end of the push rod. The second protrusion is connected to a hinge support on the front side of the main support.

2. The fully automated brewing structure according to claim 1, characterized in that, The main support is equipped with a transmission component at its bottom. The two ends of the lead screw are connected to the top plate and the transmission component, respectively. The lead screw is located at the corner where the right side and front side, and the left side and rear side of the main support intersect.

3. The fully automated brewing structure according to claim 1, characterized in that, The left side of the main support has an opening that is similar in shape to the brewing cup. The top of the opening extends at an angle towards one corner of the rear side plate. A fourth protrusion is provided in the angle to keep it popped out. When the moving seat moves the scraper away from the angle from top to bottom, the fourth protrusion abuts against the tail of the scraper, causing the scraper head to rotate and scrape off the brewed coffee powder. When the moving seat moves the scraper into the angle from bottom to top, the fourth protrusion is lifted up by the tail of the scraper and retracted, and pops out after passing the tail of the scraper.

4. The fully automated brewing structure according to claim 1, characterized in that, The brewing head has a hot water pipe inside, and a shower head is provided at the end of the brewing head and is connected to the internal hot water pipe.

5. The fully automated brewing structure according to claim 1, characterized in that, The brewing cup is connected and installed to the brewing cup base by a buckle. The female buckle is located on the inner edge of the C-shaped opening, and the male buckle is located on the outer wall of the brewing cup.

6. The fully automated brewing structure according to claim 1, characterized in that, The main support structure includes a front side plate, a rear side plate, a left side plate, a right side plate, and a top plate.

7. A coffee machine, characterized in that, Includes the fully automated brewing structure as described in any one of claims 1-6.

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