Coffee machine cup stand rotating mechanism and coffee machine

Abstract

The invention discloses a coffee machine cup stand rotating mechanism which comprises a cup stand, the cup stand comprises a hollow rotating part and a tray, the tray is connected with the rotating part, and a driving mechanism is arranged in the rotating part to drive the rotating part to rotate horizontally. The invention further discloses a coffee machine which comprises a base and a support, a bean grinder and a water sprinkler are arranged on the support, and the coffee machine cup stand rotating mechanism is further included. Compared with the prior art, the rotatable cup stand is arranged below the bean grinder and the water sprinkler, the coffee filter cup and the coffee cup can be driven by the rotatable cup stand to move on the upper surface of the base, the whole process of grinding and brewing coffee can be achieved without manually moving the coffee cup and the coffee filter cup, operation is convenient, and the coffee making efficiency is improved. Moreover, the coffee brewing experience can be improved, and the coffee machine is simple in structure, low in cost and high in reliability.

Description

Technical Field

[0001] The invention relates to a household appliance, in particular to a coffee machine cup holder rotating mechanism and a coffee machine. Background Art

[0002] At present, when grinding beans and brewing coffee, the existing coffee appliances on the market are manually carried to the bottom of the bean grinder by first carrying the coffee cup and the coffee filter cup, or carrying the coffee filter cup to the bottom of the bean grinder, grinding the coffee beans into powder and putting them on the coffee filter cup, and then manually carrying the coffee cup and the coffee filter cup back to the bottom of the sprinkler, and then waiting for the water to be heated to the required temperature, and then sprinkle the hot water into the coffee filter cup through the sprinkler, brewing the coffee powder into coffee, and dripping it into the coffee cup. This way of brewing coffee manually must be operated manually throughout the process, which will seriously affect the coffee brewing experience. Summary of the invention

[0003] The object of the present invention is to provide a coffee machine cup holder rotating mechanism and a coffee machine, and the technical problem to be solved is to realize the full automation of the coffee brewing method, and the operation is convenient, thereby improving the user's brewing experience.

[0004] To solve the above problems, the present invention adopts the following technical solutions: a coffee machine cup holder rotating mechanism, including a cup holder, the cup holder includes a hollow rotating part and a tray, the tray is connected to the rotating part, and a driving mechanism is provided in the rotating part to drive the rotating part to rotate horizontally.

[0005] Furthermore, a rolling mechanism is provided at the bottom of the tray, the rolling mechanism includes a ball, and a ball groove matched with the ball is provided at the bottom of the tray.

[0006] Furthermore, the rolling mechanism also includes a ball limiting plate, on which a limiting hole is provided which is opposite to the position of the ball groove, and the diameter of the limiting hole is smaller than the diameter of the ball, so that after the ball is limited in the ball groove, the ball partially passes through the limiting hole.

[0007] Furthermore, in the ball mechanism, there are four balls, four ball grooves and four limiting holes.

[0008] Furthermore, a fixed block is provided in the rotating part, and the driving mechanism is connected and fixed to the fixed block.

[0009] Furthermore, a driving block is provided at a position of the fixed block opposite to the center of the rotating part, a driving block groove opposite to and matching the driving block is provided at the bottom of the fixed block, and the fixed block is fixed in the driving block groove.

[0010] The present invention also discloses a coffee machine, comprising a base and a support, wherein the support is provided with a grinder and a sprinkler, and also comprises the coffee machine cup holder rotating mechanism, wherein the rotating part is arranged between the support and the base to drive the tray to rotate from below the grinder to below the sprinkler or from below the sprinkler to below the grinder, and the ball contacts the surface of the base.

[0011] Furthermore, a hollow annular boss is provided on the base, the rotating part is sleeved on the annular boss, a sleeve portion is provided at the bottom of the support, the sleeve portion is sleeved on the annular boss, the sleeve portion is fixed to the annular boss, and the bottom of the sleeve portion is abutted against the upper end of the rotating part.

[0012] Furthermore, a group of limit switches are provided in the annular boss, and the limit switches are arranged on the rotation track of the rotating part.

[0013] Compared with the prior art, the present invention provides a rotatable cup holder under the grinder and the sprinkler, and the rotatable cup holder can move with the coffee filter cup and the coffee cup on the upper surface of the base, so that the whole process of grinding and brewing coffee beans can be realized without manually moving the coffee cup and the coffee filter cup. It is not only convenient to operate, but also can improve the coffee brewing experience. The coffee machine has a simple structure, low cost and high reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the front view of the present invention.

[0015] Figure 2 It is a top view of the present invention.

[0016] Figure 3 It is a front view of the coffee cup of the present invention rotated to below the bean grinder.

[0017] Figure 4 It is a top view of the coffee cup of the present invention rotated to below the bean grinder.

[0018] Figure 5 It is a schematic diagram of the internal structure of the present invention.

[0019] Figure 6 yes Figure 5 Cross-sectional view along the AA direction.

[0020] Figure 7 It is an exploded schematic diagram of the present invention.

[0021] Figure 8 yes Figure 7 Schematic diagram of the BB direction.

[0022] Fig. 9 It is a structural schematic diagram of the cup holder of the present invention.

[0023] Fig.10 It is a schematic diagram of the internal structure of the cup holder of the present invention.

[0024] Fig.11 yes Fig.10 Bottom view of the cup holder of the present invention.

[0025] Fig.12 It is a schematic structural diagram of the annular boss of the present invention as a connecting piece connecting the support and the base. DETAILED DESCRIPTION

[0026] The present invention is further described in detail below with reference to the accompanying drawings and embodiments.

[0027] like Figures 1 to 5 As shown, the present invention discloses a coffee machine cup holder rotating mechanism, including a cup holder 6, wherein the cup holder 6 includes a hollow rotating portion 62 and a tray 61, wherein the tray 61 is connected to the rotating portion 62, and a driving mechanism is provided in the rotating portion 62 to drive the rotating portion 62 to rotate horizontally.

[0028] like Fig. 9 , Fig.10 and Fig.11 As shown, a rolling mechanism is provided at the bottom of the tray 61, and the rolling mechanism includes a ball 67. A ball groove 66 adapted to the ball 67 is provided at the bottom of the tray 61. The ball 67 is arranged in the ball groove 66. The shape of the ball groove 66 is hemispherical, and its diameter is slightly larger than the diameter of the ball 67, so that the ball 67 can roll in the ball groove 66.

[0029] In order to prevent the ball 67 from escaping from the ball groove 66, the rolling mechanism also includes a ball limiting plate 68, on which is provided a limiting hole 69 opposite to the position of the ball groove 66. The diameter of the limiting hole 69 is smaller than the diameter of the ball 67. After the ball 67 is limited in the ball groove 66, the ball 67 partially passes through the limiting hole 69. The ball limiting plate 68 is fixed to the bottom of the tray 61 by screws or a fixed connection structure.

[0030] like Fig. 9 As shown, the tray 61 includes a circular portion and a connecting portion. The circular portion is used to place the coffee cup, and the connecting portion is used to connect with the rotating portion 62.

[0031] like Fig.10 As shown, the ball mechanism is arranged at the bottom of the circular portion, and four balls 67, four ball grooves 66 and four limiting holes 69 are provided, which are cross-symmetrically arranged on the circular portion, the connecting portion and the rotating portion 62.

[0032] like Figure 7 and Fig.10As shown, a fixed block 63 is provided in the rotating part 62, and the driving mechanism is connected and fixed to the fixed block 63. A driving block 75 is provided at a position opposite to the center of the fixed block 63 and the rotating part 62. A driving block groove 64 opposite to and matched with the driving block 75 is provided at the bottom of the fixed block 63. The fixed block 75 is fixed in the driving block groove 64. A first screw through hole 65 is provided on the driving block groove 64. The first screw through hole 65 passes through the driving block groove 64 and the upper end surface of the fixed block 63. A first threaded hole 751 and a driving shaft hole 752 are provided on the driving block 75. The driving block 75 is screwed into the first screw through hole 65 from the upper end of the fixed block 63 by a screw and is threadedly fastened with the first threaded hole 751, thereby realizing the connection and fixation between the fixed block 63 and the driving block 75.

[0033] like Figure 7 As shown, two first screw through holes 65 and two first threaded holes 751 are provided.

[0034] like Figures 1 to 5 , Figure 7 As shown, the present invention also discloses a coffee machine, including a base 7 and a support 1, on which a grinder 2 and a sprinkler 3 are arranged, and a hollow first connecting arm 12 and a second connecting arm 13 are arranged on the support 1, and the hollow arrangement is used for passing wires and pipelines, etc. The first connecting arm 12 is connected to the grinder 2, and the second connecting arm 13 is connected to the sprinkler 3. The grinder 2 is used to grind coffee beans, and the sprinkler 3 is used to pour the heated hot water into the coffee filter cup 4 by rotating spraying or directly spraying. In the present invention, the support 1 is a hollow structure, and a water heater is arranged inside it. The water heater 14 and the water pump 11 are connected by a connecting pipe. The water outlet of the water heater 14 is connected to the sprinkler 3 through a pipeline. A water tank 8 is provided on the base 7. The water outlet of the water tank 8 is connected to the inlet of the water pump 11 through a pipeline. This part is the prior art and will not be described in detail here. The above-mentioned coffee machine cup holder rotating mechanism is provided between the support 1 and the base 7. The tray 61 is driven by the driving mechanism to rotate from the bottom of the grinder 2 to the bottom of the sprinkler 3, or from the bottom of the sprinkler 3 to the bottom of the grinder 2, and the ball 67 contacts the surface 71 of the base 7.

[0035] like Figure 5 and Figure 7As shown, a hollow annular boss 72 is provided on the base 7, the inner diameter of the rotating portion 62 is slightly larger than the outer diameter of the annular boss 72, the rotating portion 62 is sleeved on the annular boss 72, a sleeve portion 17 is provided at the bottom of the support 1, the inner diameter of the sleeve portion 17 is equal to the outer diameter of the annular boss 72, so as to achieve the fixing of the sleeve portion 17 and the annular boss 72, the bottom of the sleeve portion 17 abuts against the upper end of the rotating portion 62, a peripheral flange 78 is provided on the upper end edge of the inner hole of the annular boss 72, a second screw through hole 781 is provided on the flange 78, a peripheral connecting convex ring 15 is provided in the bottom of the support 1, the connecting convex ring 15 abuts against the flange 78, and a second screw through hole 781 is provided on the connecting convex ring 15 The second threaded hole 16 is located opposite to the hole 781, and an openable bottom cover 79 is provided at the bottom of the base 7. The interior of the base 7 is hollow. When the sleeve portion 17 is sleeved on the annular boss 72, the connecting convex ring 15 is just in contact with the flange 78. At the same time, the lower end edge of the sleeve portion 17 is in contact with the upper end edge of the rotating portion 62, that is to say, the position of the connecting convex ring 15 is just the insertion depth of the annular boss 72. The support 1 and the annular boss 72 are connected by screwing a screw from the bottom of the base 7 through the second screw through hole 781 and then connecting it to the second threaded hole 16, so as to connect and fix the support 1 to the annular boss 72. There are at least two second threaded holes 16 and second screw through holes 781.

[0036] The driving mechanism includes a motor fixing seat 73 and a driving motor 74. The motor fixing seat 73 is arranged in the base 7, and the output shaft of the driving motor 74 extends into the circular ring boss 72 and is tightly connected with the driving shaft hole 752 on the driving block 75. In the present invention, the driving motor 74 can adopt a reduction DC motor or a small stepping motor, which is not specifically limited here.

[0037] like Figure 6 , Figure 7 As shown, a set of limit switches 76 are provided in the annular boss 72. The limit switches 76 are provided on the rotation track of the rotating part 62. The limit switches 76 are provided on the motor fixing seat 73. Specifically, a notch 721 ( Figure 6 As shown in the figure), the fixing block 63 is avoided. The limit switches 76 are respectively arranged at positions opposite to the two ends of the notch 721 to ensure that the tray 61 and the coffee cup 5 can be accurately rotated to the position directly below the sprinkler 3 or the grinder 2. The base 7 is also provided with a controller (not shown in the figure) for controlling the operation of the driving mechanism, the water pump 11, the water heater 14, the sprinkler 3, the grinder 2, etc. and receiving the electrical signal of the limit switch 76.

[0038] In the present invention, the angle between the first connecting arm 12 and the second connecting arm 13 is 90 degrees, and the notch 721 covers a quarter of a circle. Of course, it can also be set to other arcs, as long as it is ensured to be equal to the angle between the sprinkler 3 and the grinder 2.

[0039] like Figure 7 As shown, an openable cover 18 is provided on the support 1 to expose the inner cavity of the support 1 for installation of components.

[0040] In the present invention, the water outlet of the sprinkler 3 and the powder outlet of the grinder 2 are on the same plane to ensure that water or coffee powder will not splash out of the coffee filter cup.

[0041] like Figures 1 to 4 , Figure 8 As shown, a knob 710 and a button 77 are also provided on the surface 71 of the base 7, and both the knob 710 and the button 77 are connected to the controller.

[0042] In the present invention, the limit switch 76 opposite to the sprinkler 3 is set as the start switch, and the limit switch 76 opposite to the grinder 2 is set as the end switch. The tray 61 is located on the side of the start switch by default. If necessary, the limit switch 76 opposite to the grinder 2 can be set as the start switch, and the limit switch 76 opposite to the sprinkler 3 can be set as the end switch.

[0043] like Figure 3 and Figure 7 As shown, a step structure is provided between the annular boss 72 and the surface 71 of the base 7 so that the lower end of the rotating portion 62 abuts against the step structure.

[0044] Of course, the annular boss 72 can be formed integrally with the base 7 or in a split structure. When a split structure is adopted, the annular boss 72 can be designed as a separate circular hollow connector with a notch 721. A first flange 722 extending outward from the circumference can be provided at the lower edge of the annular boss 72, and a second flange 723 inward from the center of the circle can be provided at the upper edge. An opening can be provided on the surface 71 so that the second flange 723 inward from the center of the circle abuts against the connecting convex ring 15 at the bottom of the support 1, and the first flange extending outward from the circumference of the lower end abuts against the base 7 and is fixed by screw connection ( Fig.12 shown).

[0045] The working process of the present invention will be described in detail below. The coffee machine is plugged into a power source, a proper amount of water is added to the water tank 8, the upper cover of the bean grinder 2 is opened, a proper amount of coffee beans are added, the coffee filter cup 4 is placed on the coffee cup 5, and then the coffee filter cup 4 and the coffee cup 5 are placed together on the round cup holder 61 of the cup holder 6. After the required starting working time and water boiling temperature are preset on the base 7 through the function control knob 710 and the control button 77, the start / stop button is pressed, and the coffee machine starts to work.

[0046] 1. The bean grinder 2 starts grinding the coffee beans, and stops grinding the coffee beans after the required grinding time is reached;

[0047] Second, the controller controls the drive motor 74 to energize and work, and the drive motor 74 rotates counterclockwise (with Figure 1 As a reference), the driving block 75 and the fixed block 63 rotate, thereby driving the entire cup holder 6 to rotate counterclockwise;

[0048] 3. When the fixed block 63 in the cup holder 6 rotates to the position of the limit switch 76 as the end switch, the side of the fixed block 63 touches the limit switch 76, so that the limit switch 76 is closed. At this time, the controller receives a signal that the limit switch 76 is closed, and the controller controls the drive motor 74 to stop working. The drive motor 74 stops rotating, so that the tray 61 of the cup holder 6 with the coffee filter cup 4 and the coffee cup 5 stops below the grinder 2;

[0049] Fourth, at this time, the controller controls the bean grinder 2 to release the coffee powder, and the bean grinder 2 releases the coffee powder onto the coffee filter cup 4;

[0050] 5. After the bean grinder 2 releases all the coffee powder, the controller controls the driving motor 74 to be powered on, and the driving motor 74 rotates clockwise to drive the driving block 75 and the fixing block 63 to rotate, thereby driving the entire cup holder 6 to rotate clockwise;

[0051] Sixth, when the fixing block 63 rotates to the position of the limit switch 76 as the starting switch, the side of the fixing block 63 touches the limit switch 76, so that the starting limit switch 76 is closed. At this time, the controller receives the signal that the limit switch 76 is closed, and the controller controls the driving motor 74 to stop working. The driving motor 74 stops rotating, so that the tray 61 of the cup holder 6 with the coffee filter cup 4 and the coffee cup 5 stops at the starting position. At this time, the coffee filter cup 4 and the coffee cup 5 stop below the sprinkler 3;

[0052] 7. At this time, the controller controls the water pump 11 to start working, and the water in the water tank 8 is pumped into the water pump 11 through the pipeline. The water pump 11 inputs the water into the water heater 14 through the pipeline for heating. The water heated by the water heater 14 is input to the water inlet of the sprinkler 3 through the pipeline. The sprinkler 3 sprinkles the water reaching the set temperature into the coffee filter cup 4 and onto the coffee powder in the coffee filter cup 4. The water sprinkled on the coffee powder flows into the coffee cup 5. At this point, the entire working process of the entire coffee machine from grinding coffee beans to brewing coffee is completed.

[0053] The present invention only requires placing coffee beans on the bean grinder of the coffee machine, adding a proper amount of water into the water tank, setting the required functions on the base, and pressing the start button, the coffee machine will automatically complete the entire coffee making process from grinding coffee beans to brewing coffee, and the entire process simulates the manual coffee brewing process, and does not require manual supervision, manual transfer of the coffee cup from the sprinkler to the bottom of the grinder to fill coffee powder, and manual transfer of the coffee cup back to the bottom of the sprinkler, thereby bringing a brand new experience and comfortable enjoyment to consumers who love brewing coffee; the present invention has the advantages of simple and convenient operation, professionalism, safety, comfort, low cost, strong reliability, etc.

Claims

1. A coffee machine cup holder rotating mechanism, comprising a cup holder (6), characterized in that: The cup holder (6) comprises a hollow rotating part (62) and a tray (61); the tray (61) is connected to the rotating part (62); a driving mechanism is provided in the rotating part (62) to drive the rotating part (62) to rotate horizontally.

2. The coffee machine cup holder rotating mechanism according to claim 1, characterized in that: A rolling mechanism is provided at the bottom of the tray (61), the rolling mechanism comprising a ball (67), and a ball groove (66) matching the ball (67) is provided at the bottom of the tray (61).

3. The coffee machine cup holder rotating mechanism according to claim 2, characterized in that: The rolling mechanism further comprises a ball limiting plate (68), on which a limiting hole (69) is provided which is opposite to the position of the ball groove (66), and the diameter of the limiting hole (69) is smaller than the diameter of the ball (67), so that after the ball (67) is limited in the ball groove (66), the ball (67) partially passes through the limiting hole (69).

4. The coffee machine cup holder rotating mechanism according to claim 3, characterized in that: In the ball mechanism, four balls (67), four ball grooves (66) and four limit holes (69) are provided.

5. The coffee machine cup holder rotating mechanism according to any one of claims 1 to 4, characterized in that: The rotating part (62) is provided with a fixing block (63), and the driving mechanism is connected and fixed to the fixing block (63).

6. The coffee machine cup holder rotating mechanism according to claim 5, characterized in that: A driving block (75) is provided at a position of the fixed block (63) opposite to the center of the rotating part (62); a driving block groove (64) opposite to and matching the driving block (75) is provided at the bottom of the fixed block (63); and the fixed block (75) is fixed in the driving block groove (64).

7. A coffee machine, comprising a base (7) and a support (1), wherein a bean grinder (2) and a sprinkler (3) are provided on the support (1), characterized in that: The coffee machine cup holder rotating mechanism further comprises a coffee machine cup holder rotating mechanism as claimed in any one of claims 1 to 6, wherein the rotating portion (62) is arranged between the support (1) and the base (7) to drive the tray (61) to rotate from below the grinder (2) to below the sprinkler (3) or from below the sprinkler (3) to below the grinder (2), and the ball (67) contacts the surface (71) of the base (7).

8. The coffee machine according to claim 7, characterized in that: The base (7) is provided with a hollow annular boss (72), the rotating part (62) is sleeved on the annular boss (72), and a sleeve connection part (17) is provided at the bottom of the support (1), the sleeve connection part (17) is sleeved on the annular boss (72), the sleeve connection part (17) is fixed to the annular boss (72), and the bottom of the sleeve connection part (17) abuts against the upper end of the rotating part (62).

9. The coffee machine according to claim 8, characterized in that: A group of limit switches (76) are arranged in the annular boss (72), and the limit switches (76) are arranged on the rotation track of the rotating part (62).

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