Coffee brewing device

Abstract

The utility model belongs to the technical field of coffee brewing equipment, and particularly relates to a coffee brewing device which comprises a mounting frame, a cake pressing device, a brewing device, a push plate brewing head, a connecting rod, a connecting plate and a first driving device. The cake pressing end of the cake pressing device can extend into the cake pressing device, the push plate brewing head, the connecting rod and the connecting plate are all located in the brewing device, and the push plate brewing head and the cake pressing end of the cake pressing device are oppositely arranged. The two ends of the connecting rod are rotationally connected with the side face of the push plate brewing head and one end of the connecting plate respectively, the other end of the connecting plate is rotationally connected with the inner side wall of the brewing device, and the other end of the connecting plate penetrates through the brewing device shell to be connected with the driving end of the first driving device in an engaged mode. And the assembling space occupation ratio of the driving part is effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to coffee brewing equipment technical field, especially, relate to a coffee brewing device. BACKGROUND

[0002] The coffee brewing method includes using tools to make, machine semi-automatic brewing and machine automatic brewing, wherein the equipment used for machine automatic brewing coffee can automatically grind coffee powder, press powder and then brew, so that the coffee brewed has less powder and is more fragrant with oil, and the existing technology of automatic coffee brewing equipment is provided with a coffee brewing device to realize the automatic connection of each process of coffee brewing, and the coffee brewing device is an important part of the coffee machine, which mixes hot water and coffee powder uniformly, so that the coffee concentration is appropriate and the taste is smoother, and during the brewing process, hot water and coffee powder pass through the filter plate of the brewing device to filter impurities, so that the coffee is more delicious, and the coffee brewing device used in the existing automatic coffee brewing equipment on the market has the technical problem of large assembly space requirement. SUMMARY

[0003] The utility model discloses a coffee brewing device, which aims to solve the technical problem of large internal structure space occupation in the prior art.

[0004] To achieve the above-mentioned purpose, the utility model discloses a coffee brewing device, which comprises a mounting frame, a cake pressing device, a brewing device, a push plate brewing head, a connecting rod, a connecting plate and a first driving device, the cake pressing device, the brewing device and the first driving device are all installed on the mounting frame, and the cake pressing end of the cake pressing device can extend into the cake pressing device, the push plate brewing head, the connecting rod and the connecting plate are all located in the brewing device, and the cake pressing end of the cake pressing device is arranged opposite to the push plate brewing head, the two ends of the connecting rod are rotatably connected with the side surface of the push plate brewing head and one end of the connecting plate respectively, the other end of the connecting plate is rotatably connected with the inner side wall of the brewing device, and the other end of the connecting plate penetrates through the brewing device shell and is meshed and connected with the driving end of the first driving device.

[0005] Preferably, the connecting rod comprises a first branch plate, a second branch plate, a first branch rod and a second branch rod, one end of the first branch plate and the second branch plate is rotatably connected with the push plate brewing head, the two ends of the first branch rod are fixedly connected with the first branch plate and the second branch plate respectively, the second branch rod is installed on the connecting plate, and the two ends of the second branch rod are rotatably connected with the end of the first branch plate and the second branch plate respectively.

[0006] Preferably, the connecting plate is provided with a first mounting hole, a second mounting hole and an engaging portion, the first mounting hole and the second mounting hole are arranged at one end of the connecting plate, the second supporting rod passes through the first mounting hole and the second mounting hole, the engaging portion is arranged at the other end of the connecting plate, the engaging portion is arranged to extend outwardly through the push plate brewing head shell, and the engaging portion is engaged with the driving end of the first driving device.

[0007] Preferably, the connecting plate is further provided with a clamping protrusion, the clamping protrusion is located between the first mounting hole and the second mounting hole, and the second supporting rod is clamped with the clamping protrusion.

[0008] Preferably, the connecting plate is provided with a first inclined surface and a second inclined surface on one side, the first inclined surface and the second inclined surface are arranged close to the two side edges of the connecting plate respectively, and the first supporting plate and the second supporting plate are rotatable and abut against the first inclined surface and the second inclined surface respectively.

[0009] Preferably, the push plate brewing head comprises a liquid outlet support plate, a sealing ring, a moving plate and an external connecting pipe, one end of the connecting rod is rotatably connected with the side surface of the moving plate, the other side surface of the moving plate is provided with a water collecting boss, the sealing ring is sleeved on the outer side surface of the water collecting boss, the liquid outlet support plate is covered on the top of the water collecting boss, and one end of the external connecting pipe communicates with the water collecting boss through the side surface of the moving plate.

[0010] Preferably, the top of the water collecting boss is provided with a water collecting groove and a connecting hole, the connecting hole is located in the water collecting groove, the connecting hole communicates with the external connecting pipe, and the liquid outlet support plate is covered on the water collecting groove.

[0011] Preferably, the mounting frame is provided with a powder inlet hole, a cake pressing hole and a mounting groove, the cake pressing end of the cake pressing device extends towards the mounting groove through the cake pressing hole, the cake pressing end of the cake pressing device communicates with a pipeline, and the powder inlet pipe of the brewing device is arranged through the powder inlet hole.

[0012] Preferably, the brewing device is provided with a cake pressing brewing cavity and a material returning cavity which are in communication, the powder inlet pipe communicates with the cake pressing brewing cavity, the material returning cavity is provided with a material returning opening on one side surface, the push plate brewing head is slidably arranged in the material returning cavity, and the opposite inner side surfaces of the material returning cavity are both provided with rotating guide grooves, the two sides of one end of the connecting rod are slidably connected with the two rotating guide grooves respectively, and the cake pressing end of the cake pressing device can extend into the cake pressing brewing cavity for compressing the powder cake.

[0013] Preferably, the cake pressing device comprises a cake pressing screw and a second driving device, the second driving device is mounted on the mounting frame, the cake pressing screw extends through the cake pressing hole into the cake pressing brewing cavity, the cake pressing screw is in sliding connection with the cake pressing hole, and the cake pressing screw is in threaded connection with a driving gear of the second driving device, and an end of the cake pressing screw is connected with a pipeline for outputting coffee liquid.

[0014] The one or more technical solutions in the coffee brewing device provided in the embodiments of the present application have at least one of the following technical effects:

[0015] The coffee brewing device in the present application is assembled by a mounting frame, a cake pressing device, a brewing device, a push plate brewing head, a connecting rod, a connecting plate and a first driving device, wherein the mounting frame is used for mounting the cake pressing device, the brewing device and the first driving device, and is used for positioning the relative positions of the cake pressing device, the brewing device and the first driving device, and the first driving device is located on the other side of the mounting frame, the driving end of the first driving device extends to the other side of the mounting frame through gear transmission, and during production, an installation groove for mounting the brewing device, a powder inlet hole through which a powder inlet pipe on the brewing device passes, a cake pressing hole through which a cake pressing end of the cake pressing device moves, and an output groove for outputting powder cake waste are arranged on the mounting frame, wherein the powder inlet hole, the cake pressing hole and the output groove are in communication with the installation groove, the cake pressing end of the cake pressing device is connected with a pipeline, so that the cake pressing device has the coffee powder cake pressing function and can output coffee liquid, the cake pressing brewing cavity and the material returning cavity are arranged on the brewing device and are in communication with each other, and a powder inlet pipe is further arranged on the brewing device, the powder inlet pipe is in communication with the cake pressing brewing cavity, the other end of the cake pressing brewing cavity penetrates one end of the brewing device, a material returning opening is arranged at the bottom of the brewing device, the material returning opening is in communication with the material returning cavity, and a fault surface is formed at the connection between the cake pressing brewing cavity and the material returning cavity, the movement process of the push plate brewing head is limited by the fault surface, a plurality of filter holes are arranged on the end surface of the push plate brewing head, the filter holes are in communication with a coffee liquid outlet pipeline connected to the push plate brewing head, and the output of the brewed coffee liquid is realized.

[0016] When assembled, the two ends of the connecting rod are respectively rotatably connected with the push plate brewing head and one end of the connecting plate, and the push plate brewing head and the rotatable connection between the push plate brewing head and the connecting rod are respectively slidably connected with the two opposite inner sides of the material returning cavity of the brewing device, and the other end of the connecting plate is rotatably connected with the two opposite inner sides of the material returning cavity on both sides, and the meshing tooth end provided on the other end of the connecting plate extends to the outside through the shell of the brewing device and is engaged with the driving end of the first driving device, part of the push plate brewing head is slidably installed in the material returning cavity of the brewing device, the brewing device is installed in the installation slot of the mounting bracket through buckling, and the powder inlet pipe of the brewing device extends to the outside of the mounting bracket through the powder inlet hole of the mounting bracket to facilitate the input of coffee powder, and the cake pressing device is installed on the mounting bracket, and the cake pressing end of the cake pressing device extends towards the opening of the cake pressing brewing cavity of the brewing device through the cake pressing hole on the mounting bracket, so that the cake pressing end of the cake pressing device can move into the cake pressing brewing cavity.

[0017] When operating, the first driving device is started to drive the connecting plate to rotate, thereby pushing the other end of the connecting rod to move along the sliding connection path between the inner side walls of the material returning cavity, and further pushing the push plate brewing head to move along the sliding connection path between the inner side walls of the material returning cavity and extend into the opening of the cake pressing brewing cavity, and stopping moving when abutting against the fault surface, completely blocking the opening of one end of the cake pressing brewing cavity, and the cake pressing end of the cake pressing device retracts towards the opening of the other end of the cake pressing brewing cavity, after being pushed out of the cake pressing brewing cavity, coffee powder is input into the cake pressing brewing cavity from the powder inlet pipe, after the loading is completed, the cake pressing end of the cake pressing device extends into the cake pressing brewing cavity to press the coffee powder, and the push plate brewing head is used to compress the coffee powder into a powder cake, the water inlet pipe inputs water to brew the compressed powder cake, the brewed water is output from the end of the cake pressing device, and coffee is obtained, after the brewing is completed, the water supply of the water inlet pipe is stopped, the push plate brewing head is retracted, and the opening of the cake pressing brewing cavity is away from the push plate brewing head, the cake pressing end of the cake pressing device continues to extend into the cake pressing brewing cavity to push the powder cake out of the cake pressing brewing cavity into the material returning cavity, and then the powder cake falls out of the material returning cavity through the material returning opening, and the end of the push plate brewing head is provided with a sensing magnet for sensing the position state, so as to judge the state of the brewing device, when the brewing device needs to be cleaned, the cake pressing end of the cake pressing device is withdrawn from the cake pressing brewing cavity, and the push plate brewing head is kept in the material returning state, the buckling state between the brewing device and the mounting bracket is separated by operating the buckling device of the brewing device, the brewing device is disassembled, and then the brewing device is cleaned, after the cleaning is completed, the brewing device is assembled into the installation slot of the mounting bracket in the buckling mode, and the push plate brewing head is restored to the hanging buckle connection state with the material pushing screw rod of the driving device, through the above structure, the assembly space ratio of the driving part of the coffee brewing device is effectively reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed to be used in the embodiments or prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative labor on the basis of these drawings.

[0019] Figure 1 The side view of the coffee brewing device provided by the embodiments of the present application.

[0020] Figure 2 The effect diagram of the mounting frame of the coffee brewing device provided by the embodiments of the present application.

[0021] Figure 3 The combined effect diagram of the cake pressing device, the brewing device and the first driving device of the coffee brewing device provided by the embodiments of the present application.

[0022] Figure 4 The combined internal effect diagram of the cake pressing device, the brewing device and the first driving device of the coffee brewing device provided by the embodiments of the present application.

[0023] Figure 5 The effect diagram of the brewing device of the coffee brewing device provided by the embodiments of the present application.

[0024] Figure 6 The effect diagram of the push plate brewing head of the coffee brewing device provided by the embodiments of the present application.

[0025] Figure 7 The effect diagram of the push plate brewing head (without liquid outlet support plate) of the coffee brewing device provided by the embodiments of the present application.

[0026] Figure 8 The effect diagram of the connecting rod of the coffee brewing device provided by the embodiments of the present application.

[0027] Figure 9 The effect diagram of the connecting plate of the coffee brewing device provided by the embodiments of the present application.

[0028] Figure 10 The effect diagram of the buckle device of the coffee brewing device provided by the embodiments of the present application.

[0029] In the drawings, various reference signs:

[0030] 10 - mounting frame 11 - powder inlet hole 12 - cake pressing hole

[0031] 13 - mounting groove 20 - cake pressing device 21 - cake pressing screw

[0032] 22 - second driving device 30 - brewing device 31 - powder inlet tube

[0033] 32 - Pressing and brewing chamber 33 - Material return chamber 34 - Material return port

[0034] 35 - snap-fit ​​device 40 - push plate brewing head 41 - liquid support plate

[0035] 42 - sealing ring 43 - moving plate 44 - external pipe

[0036] 50 - connecting rod 51 - first support plate 52 - second support plate

[0037] 53 - first support rod 54 - second support rod 60 - connecting plate

[0038] 61 — first mounting hole 62 — second mounting hole 63 — engaging portion

[0039] 64 - locking protrusion 65 - first inclined surface 66 - second inclined surface

[0040] 70 - first driving device 351 - housing 352 - buckle

[0041] 353 - return spring 431 - water collection boss 4311 - water collection tank

[0042] 4312—Connection hole. DETAILED DESCRIPTION

[0043] The following describes the embodiments of the present invention in detail. Figures 1-10 , 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 intended to be used to explain the embodiments of the present invention, and should not be understood as limiting the present invention.

[0044] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0045] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" are only used for descriptive purpose and cannot be understood as indicating or implying relative importance or implying the number of the technical features indicated. Therefore, the features defined with "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "a plurality of" is two or more than two, unless otherwise specifically defined.

[0046] In the embodiments of the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; 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; it can be the communication or interaction relationship between two elements. 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.

[0047] In one embodiment of the present application, as shown in Figures 1-10 A coffee brewing device is provided, comprising a mounting frame 10, a cake pressing device 20, a brewing device 30, a push plate brewing head 40, a connecting rod 50, a connecting plate 60 and a first driving device 70. The cake pressing device 20, the brewing device 30 and the first driving device 70 are all mounted on the mounting frame 10, and the cake pressing end of the cake pressing device 20 can extend into the cake pressing device 20. The push plate brewing head 40, the connecting rod 50 and the connecting plate 60 are all located in the brewing device 30, and the push plate brewing head 40 is arranged opposite to the cake pressing end of the cake pressing device 20. The two ends of the connecting rod 50 are respectively rotatably connected with the side surface of the push plate brewing head 40 and one end of the connecting plate 60. The other end of the connecting plate 60 is rotatably connected with the inner side wall of the brewing device 30, and the other end of the connecting plate 60 penetrates through the shell 351 of the brewing device 30 and is meshingly connected with the driving end of the first driving device 70.

[0048] The side of the brewing device 30 is provided with a buckle device 35, the buckle device 35 comprises a shell 351, a reset spring 353 and two buckle pieces 352, the shell 351 is fixedly installed on the outer side wall of the brewing device 30, one end of the two buckle pieces 352 is rotatably connected with the outer side wall of the brewing device 30, and the buckle piece 352 is provided with a pressing key on the side close to the rotatably installed end, the two pressing keys extend to the two opposite sides of the shell 351 respectively, and the other end of the buckle piece 352 extends to the outer side of the shell 351 and is provided with a buckle plate, the two ends of the reset spring 353 are connected with the two buckle pieces 352 respectively, by pressing the two pressing keys, the two buckle pieces 352 rotate around the respective rotatably installed ends, the other end of the two buckle pieces 352 extrudes the reset spring 353 and moves close to each other, the buckle plate is collected into the shell 351, the clamping connection between the mounting frame 10 and the brewing device 30 is released, and the disassembly and assembly of the brewing device 30 are completed.

[0049] The coffee brewing device in the utility model is assembled by the mounting frame 10, the cake pressing device 20, the brewing device 30, the push plate brewing head 40, the connecting rod 50, the connecting plate 60 and the first driving device 70, wherein the mounting frame 10 is used for mounting the cake pressing device 20, the brewing device 30 and the first driving device 70, and positioning the relative positions of the cake pressing device 20, the brewing device 30 and the first driving device 70, and the first driving device 70 is located on the other side of the mounting frame 10, the driving end of the first driving device 70 is extended to the other side of the mounting frame 10 through the mounting frame 10 through gear transmission, when producing, an installation groove 13 for installing the brewing device 30, a powder inlet hole 11 for the powder inlet pipe 31 of the brewing device 30 to pass through, a cake pressing hole 12 for the cake pressing end of the cake pressing device 20 to move and an output groove for the output of the cake waste are arranged on the mounting frame 10, wherein the powder inlet hole 11, the cake pressing hole 12 and the output groove are communicated with the installation groove 13, the cake pressing end of the cake pressing device 20 is communicated with the pipeline, so that the cake pressing device 20 has the coffee powder cake pressing function and can output coffee liquid, the cake pressing brewing cavity 32 and the material returning cavity 33 are arranged on the brewing device 30 and are communicated with each other, and the powder inlet pipe 31 is further arranged on the brewing device 30, the powder inlet pipe 31 is communicated with the cake pressing brewing cavity 32, the other end of the cake pressing brewing cavity 32 penetrates one end of the brewing device 30, the material returning opening 34 is arranged at the bottom of the brewing device 30 and is communicated with the material returning cavity 33, and a fault surface is formed at the connection position of the cake pressing brewing cavity 32 and the material returning cavity 33, the movement process of the push plate brewing head 40 is limited through the fault surface, a plurality of filter holes are arranged on the end surface of the push plate brewing head 40 and are communicated with the coffee liquid outlet pipeline connected with the push plate brewing head 40, and the output of the brewed coffee liquid is realized.

[0050] In assembly, the two ends of the connecting rod 50 are respectively rotatably connected with the push plate brewing head 40 and one end of the connecting plate 60, and the push plate brewing head 40 and the rotatable connection between the push plate brewing head 40 and the connecting rod 50 are respectively slidably connected between the two opposite inner sides of the material returning cavity 33 of the brewing device 30, and the other end of the connecting plate 60 is rotatably connected between the two opposite inner sides of the material returning cavity 33, and the engagement tooth end provided on the other end of the connecting plate 60 extends through the shell 351 of the brewing device 30 to the outside and is engaged and connected with the driving end of the first driving device 70, part of the push plate brewing head 40 is slidably installed in the material returning cavity 33 of the brewing device 30, the brewing device 30 is buckled and installed in the mounting groove 13 of the mounting frame 10, the powder inlet pipe 31 of the brewing device 30 extends through the powder inlet hole 11 of the mounting frame 10 to the outside of the mounting frame 10 for convenient input of coffee powder, and the cake pressing device 20 is installed on the mounting frame 10, and the cake pressing end of the cake pressing device 20 extends through the cake pressing hole 12 on the mounting frame 10 towards the opening of the cake pressing and brewing cavity 32 of the brewing device 30, so that the cake pressing end of the cake pressing device 20 can move into the cake pressing and brewing cavity 32.

[0051] In operation, the first driving device 70 is started to drive the connecting plate 60 to rotate, thereby pushing the other end of the connecting rod 50 to move along the sliding connection path between the inner side walls of the material returning cavity 33, and further pushing the push plate brewing head 40 to move along the sliding connection path between the inner side walls of the material returning cavity 33 and extend into the opening of the cake brewing cavity 32, and stop moving when abutting against the fault surface, completely blocking the opening of one end of the cake brewing cavity 32, and the cake end of the cake device 20 is retracted towards the opening of the other end of the cake brewing cavity 32, after being pushed out of the cake brewing cavity 32, coffee powder is input into the cake brewing cavity 32 from the powder input pipe 31, after the loading is completed, the cake end of the cake device 20 extends into the cake brewing cavity 32 to press the coffee powder, and the coffee powder is compressed into a cake by the push plate brewing head 40, hot water is input into the cake brewing cavity 32 through the water inlet pipe to brew the compressed cake, and the brewed water is output from the cake device 20, thereby obtaining coffee, after the brewing is completed, the water supply of the water inlet pipe is stopped, the push plate brewing head 40 is retracted, and the cake end of the cake device 20 continues to extend into the cake brewing cavity 32 to push the cake out of the cake brewing cavity 32 and into the material returning cavity 33, and then the cake is dropped out of the material returning cavity 33 through the material returning opening 34, the end of the push plate brewing head 40 is provided with a sensing magnet, which is used for sensing the position state, thereby judging the state of the brewing device 30, when the brewing device 30 needs to be cleaned, the cake end of the cake device 20 is retracted from the cake brewing cavity 32, and the push plate brewing head 40 is kept in the material returning state, the buckle state between the brewing device 30 and the mounting frame 10 is separated by operating the buckle device 35 of the brewing device 30, the brewing device 30 is disassembled, the brewing device 30 is cleaned, and after the cleaning is completed, the brewing device 30 is assembled into the mounting groove 13 of the mounting frame 10 in the buckle mode, and the push plate brewing head 40 is restored to the hanging buckle connection state with the material pushing screw rod of the driving device, and the above structure is used for effectively reducing the assembly space ratio of the coffee brewing device driving part.

[0052] In another embodiment of the present application, as shown in Figure 4 and Figure 8 , the connecting rod 50 comprises a first branch plate 51, a second branch plate 52, a first branch rod 53 and a second branch rod 54, one end of the first branch plate 51 and the second branch plate 52 are rotatably connected with the push plate brewing head 40, the two ends of the first branch rod 53 are fixedly connected with the first branch plate 51 and the second branch plate 52 respectively, so that the first branch plate 51 and the second branch plate 52 form an integral whole, the second branch rod 54 is installed on the connecting plate 60, and the two ends of the second branch rod 54 are rotatably connected with the end portions of the first branch plate 51 and the second branch plate 52 respectively, the structure of the first branch plate 51 and the second branch plate 52 makes the installation point of the connecting rod 50 cover a wider range, and the connecting rod 50 can more stably drive the push plate brewing head 40 to move when rotating, and the connection is more firm.

[0053] In another embodiment of the present application, as shown inFigure 4 and Figure 8 As shown in the figure, the connecting plate 60 is provided with a first mounting hole 61, a second mounting hole 62 and an engaging part 63, the first mounting hole 61 and the second mounting hole 62 are both arranged at one end of the connecting plate 60, the second supporting rod 54 passes through the first mounting hole 61 and the second mounting hole 62, the engaging part 63 is arranged at the other end of the connecting plate 60, the tooth end of the engaging part 63 extends outward through the shell 351 of the push plate brewing head 40, and the engaging part 63 is engaged with the driving end of the first driving device 70, and the installation between the connecting rod 50 and the connecting plate 60 is simplified through the second supporting rod 54 passing through the first mounting hole 61 and the second mounting hole 62.

[0054] In another embodiment of the utility model, as shown in Figure 4 and Figure 8 As shown in the figure, the connecting plate 60 is further provided with a clamping protrusion 64, the clamping protrusion 64 is located between the first mounting hole 61 and the second mounting hole 62, and the second supporting rod 54 is clamped with the clamping protrusion 64, the clamping protrusion 64 is provided with a groove, and the second supporting rod 54 is placed in the groove to fix the second supporting rod 54.

[0055] In another embodiment of the utility model, as shown in Figure 4 and Figure 8 As shown in the figure, the connecting plate 60 is provided with a first inclined surface 65 and a second inclined surface 66 on one side, the first inclined surface 65 and the second inclined surface 66 are respectively arranged close to the two side edges of the connecting plate 60, and the first supporting plate 51 and the second supporting plate 52 are rotatably abutted with the first inclined surface 65 and the second inclined surface 66 respectively, and the angle of relative rotation between the connecting rod 50 and the connecting plate 60 is limited by the first inclined surface 65 and the second inclined surface 66.

[0056] In another embodiment of the utility model, as shown in Figure 4 and Figures 6-7 As shown in the figure, the push plate brewing head 40 includes a liquid outlet supporting plate 41, a sealing ring 42, a moving plate 43 and an external connecting pipe 44, one end of the connecting rod 50 is rotatably connected with the side surface of the moving plate 43, the other side surface of the moving plate 43 is provided with a water collecting boss 431 in a protruding manner, the sealing ring 42 is sleeved on the outer side surface of the water collecting boss 431, the liquid outlet supporting plate 41 is covered on the top of the water collecting boss 431, one end of the external connecting pipe 44 passes through the side surface of the moving plate 43 and communicates with the water collecting boss 431, the moving plate 43 is slidably connected with the inner side wall of the material returning cavity 33, the liquid outlet supporting plate 41 is provided with a plurality of filter holes, and the liquid outlet supporting plate 41 is arranged in a curved surface with a central upward protrusion, and the other end of the external connecting pipe 44 communicates with a coffee liquid outlet pipeline.

[0057] In another embodiment of the utility model, as shown in Figure 4 and Figures 6-7As shown, the water collecting boss 431 is provided with a water collecting groove 4311 and a connecting hole 4312 at the top, coffee is uniformly flowed into the water collecting groove 4311 from the filtering hole, the connecting hole is located in the water collecting groove 4311, the connecting hole 4312 is located in the water collecting groove 4311 and is communicated with the external connecting pipe 44, and the liquid outlet supporting plate 41 is sealed on the water collecting groove 4311, and coffee is uniformly flowed into the external connecting pipe 44 from the connecting hole 4312 and is output.

[0058] The water collecting groove 4311 is provided with a plurality of supporting protrusions for supporting the liquid outlet supporting plate 41, and the supporting protrusions are arranged at intervals.

[0059] In another embodiment of the utility model, as shown in Figure 2 The mounting frame 10 is provided with a powder inlet hole 11, a cake pressing hole 12 and a mounting groove 13, the cake pressing end of the cake pressing device 20 extends towards the mounting groove 13 through the cake pressing hole 12, and the cake pressing end of the cake pressing device 20 is communicated with a pipeline to output coffee liquid, the powder inlet pipe 31 of the brewing device 30 is arranged through the powder inlet hole 11, and the mounting groove 13 of the mounting frame 10 is sealed by the sealing plane of the mounting frame 10, so that the brewing device 30 is sealed in the mounting frame 10.

[0060] In another embodiment of the utility model, as shown in Figures 3-5 The brewing device 30 is provided with a cake pressing brewing cavity 32 and a material returning cavity 33 which are communicated, the powder inlet pipe 31 is communicated with the cake pressing brewing cavity 32, the material returning cavity 33 is provided with a material returning port 34 on one side, cake residue is output from the material returning port 34, the push plate brewing head 40 is slidingly arranged in the material returning cavity 33, rotating guide grooves are arranged on the opposite inner sides of the material returning cavity 33, the two sides of one end of the connecting rod 50 are slidingly connected with the two rotating guide grooves, respectively, for guiding the rotation of the material returning brewing head and the rotation connecting end of the connecting rod 50, and the cake pressing end of the cake pressing device 20 can extend into the cake pressing brewing cavity 32 to compress the powder cake.

[0061] In another embodiment of the utility model, as shown in Figure 1 And Figure 3 Figure 3 The cake pressing device 20 comprises a cake pressing screw 21 and a second driving device 22, the second driving device 22 is mounted on the mounting frame 10, the cake pressing screw 21 extends into the cake pressing brewing cavity 32 through the cake pressing hole 12, the cake pressing screw 21 is slidingly connected with the cake pressing hole 12, and the cake pressing screw 21 is threadedly connected with the driving gear of the second driving device 22, the end of the cake pressing screw 21 is communicated with a pipeline to output coffee liquid, and the second driving device 22 drives the cake pressing screw 21 to move back and forth and act on the push plate brewing head 40.

[0062] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A coffee brewer comprising a mounting frame, a cake pressing device, a brewing device, a push plate brewing head, characterized in that: It also includes a connecting rod, a connecting plate and a first driving device, the cake pressing device, the brewing device and the first driving device are all installed on the mounting frame, and the cake pressing end of the cake pressing device can extend into the cake pressing device, the push plate brewing head, the connecting rod and the connecting plate are all located in the brewing device, and the push plate brewing head and the cake pressing end of the cake pressing device are arranged opposite to each other, the two ends of the connecting rod are respectively rotatably connected to the side surface of the push plate brewing head and one end of the connecting plate, the other end of the connecting plate is rotatably connected to the inner side wall of the brewing device, and the other end of the connecting plate passes through the brewing device shell and is meshed with the driving end of the first driving device.

2. The coffee brewer of claim 1, wherein: The connecting rod includes a first support plate, a second support plate, a first support rod and a second support rod, one end of the first support plate and the second support plate are rotatably connected to the push plate brewing head, the two ends of the first support rod are fixedly connected to the first support plate and the second support plate respectively, the second support rod is installed on the connecting plate, and the two ends of the second support rod are rotatably connected to the end of the first support plate and the second support plate respectively.

3. The coffee brewer of claim 2, wherein: A first mounting hole, a second mounting hole and an engaging portion are provided on the connecting plate, the first mounting hole and the second mounting hole are both provided at one end of the connecting plate, the second support rod is provided through the first mounting hole and the second mounting hole, the engaging portion is provided at the other end of the connecting plate, the tooth end of the engaging portion extends outward through the push plate brewing head shell, and the engaging portion is engaged and connected with the driving end of the first driving device.

4. The coffee brewer of claim 3, wherein: The connecting plate is further provided with a locking protrusion, the locking protrusion is located between the first mounting hole and the second mounting hole, and the second support rod is locked with the locking protrusion.

5. The coffee brewer of claim 3, wherein: A first inclined surface and a second inclined surface are provided on one side of the connecting plate. The first inclined surface and the second inclined surface are respectively provided close to the two side edges of the connecting plate, and the first support plate and the second support plate can be rotated to abut against the first inclined surface and the second inclined surface respectively.

6. The coffee brewer of claim 1, wherein: The push plate brewing head includes a liquid outlet support plate, a sealing ring, a movable plate and an external pipe. One end of the connecting rod is rotatably connected to the side of the movable plate. A water collecting boss is protrudingly provided on the other side of the movable plate. The sealing ring is sleeved on the outer side of the water collecting boss. The liquid outlet support plate cover is sealed on the top of the water collecting boss. One end of the external pipe passes through the side of the movable plate and is connected to the water collecting boss.

7. The coffee brewer of claim 6, wherein: A water collecting trough and a connecting hole are provided on the top of the water collecting boss. The connecting hole is located in the water collecting trough and is connected to the external pipe. The liquid outlet support plate cover is sealed on the water collecting trough.

8. The coffee brewer of claim 1, wherein: The mounting frame is provided with a powder inlet hole, a cake pressing hole and a mounting groove. The cake pressing end of the cake pressing device extends through the cake pressing hole toward the mounting groove, and the cake pressing end of the cake pressing device is connected to the pipeline. The powder inlet pipe of the brewing device is provided through the powder inlet hole.

9. The coffee brewer of claim 8, wherein: The brewing device is provided with a cake pressing brewing cavity and a material returning cavity in communication, the powder inlet pipe is communicated with the cake pressing brewing cavity, one side of the material returning cavity is provided with a material returning opening, the push plate brewing head is slidingly arranged in the material returning cavity, and opposite inner sides of the material returning cavity are both provided with rotating guide grooves, two sides of one end of the connecting rod are slidingly connected with the two rotating guide grooves respectively, and the cake pressing end of the cake pressing device can extend into the cake pressing brewing cavity for compressing the powder cake.

10. The coffee brewer of claim 9, wherein: The cake pressing device comprises a cake pressing screw and a second driving device, the second driving device is mounted on the mounting frame, the cake pressing screw extends through the cake pressing hole into the cake pressing brewing cavity, the cake pressing screw is slidingly connected with the cake pressing hole, the cake pressing screw is threadedly connected with a driving gear of the second driving device, and an end of the cake pressing screw is communicated with a pipeline for outputting coffee liquid.

Images