Small-size modularized coffee machine pressed powder extraction mechanism

Abstract

The utility model relates to a small-size modularized coffee machine pressed powder extraction mechanism which comprises a rotary table frame, a rotary table cover is arranged on the rotary table frame, and a powder sweeping frame is arranged below the rotary table frame. The motor is arranged on the rotary table frame; a gear set meshed with the output end of the motor is arranged in the gear box; the worm is meshed with the gear set, and the worm and the gear set are made of metal; and the extraction assembly is inserted from the exterior of the powder sweeping frame to be in threaded fit with the worm so as to ascend and descend. The utility model provides a small-size modularized pressed powder extraction mechanism of a coffee machine, which is characterized in that a rotary table cover, a rotary table frame and a powder sweeping frame are used as external supports, a motor, a gear box, a worm and an extraction component are arranged on the rotary table frame, and the whole set is small and convenient to produce by utilizing modularized assembly. Meanwhile, the worm and the gear set are made of metal, the structural strength can be improved, and the effects of smooth rotation, low noise and abrasion resistance are achieved.

Description

Technical Field

[0001] The utility model relates to the field of coffee machines, in particular to a small-volume modular coffee machine powder pressing and extraction mechanism. Background Art

[0002] Currently, fully automatic coffee machines on the market are all made of plastic, making them bulky. This plastic easily deforms after prolonged use of powder pressing and extraction, leading to problems with the entire system's rotation and movement, loud noise, and the creation of plastic powder residue. Fully automatic coffee machines also have complex structures and are difficult to assemble. Utility Model Content

[0003] In order to solve the above problems, the present technical solution provides a small-volume modular coffee machine powder extraction mechanism.

[0004] To achieve the above purpose, the technical solution is as follows:

[0005] A small-volume modular coffee machine powder extraction mechanism, comprising

[0006] A turntable frame, with a turntable cover on top and a powder sweeping frame below;

[0007] a motor, which is arranged on the turntable frame;

[0008] a gear box, which contains a gear set meshing with the output end of the motor;

[0009] a worm gear meshing with the gear set, the worm gear and the gear set being made of metal;

[0010] The extraction component is inserted from the outside of the powder sweeping frame and cooperates with the worm screw thread to be lifted and lowered.

[0011] As described above, in a small-volume modular coffee machine powder extraction mechanism, the gear set includes a first gear, a second gear, a third gear and a fourth gear that are meshed in sequence from the motor to the worm, and the motor is a DC motor.

[0012] As described above, a small-volume modular coffee machine powder extraction mechanism, the extraction component includes a driving block whose inner side cooperates with the worm thread, an aluminum tube whose outer side cooperates with the driving block thread, an extraction head connected to the end of the aluminum tube, and a filter provided on the extraction head.

[0013] As described above, a small-volume modular coffee machine powder extraction mechanism is provided, wherein an aluminum shell is provided on the outside of the aluminum tube, and a first microswitch and a second microswitch are provided inside the aluminum shell and are distributed along the length direction thereof and electrically connected to the motor, and the driving block is used to trigger the first microswitch or the second microswitch when it is raised or lowered.

[0014] As described above, in the small-volume modular coffee machine powder pressing and extraction mechanism, the powder sweeping frame is provided with a powder sweeping soft glue arranged along its edge, and a pressing plate for pressing the powder sweeping soft glue onto the powder sweeping frame.

[0015] In the small-volume modular coffee machine powder extraction mechanism as described above, the gear box includes a lower cover and an upper cover, and the upper cover is provided with a transparent observation window.

[0016] In the small-volume modular coffee machine pressed powder extraction mechanism as described above, the first gear, the second gear, the third gear, and the fourth gear are all made of metal.

[0017] In the small-volume modular coffee machine powder extraction mechanism as described above, the worm is made of stainless steel.

[0018] As described above, in a small-volume modular coffee machine powder extraction mechanism, the powder sweeping rack is provided with a through hole for the aluminum tube to pass through, and a fixing plate is provided around the through hole, and the fixing plate is used for the aluminum tube to pass through to limit its upward and downward movement.

[0019] In the small-volume modular coffee machine powder extraction mechanism as described above, the powder sweeping rack is provided with a cavity for embedding the extraction head, and a gap connecting the cavity with the outside world.

[0020] The beneficial effects of this application are:

[0021] This utility model provides a compact, modular coffee machine powder pressing and extraction mechanism. The mechanism comprises a turntable cover, a turntable frame, and a powder sweeper as external supports. The turntable frame houses a motor, gearbox, worm, and extraction components. The modular assembly results in a compact unit, ease of production, and cost savings. Furthermore, the use of metal for the worm and gear assembly increases structural strength, resulting in smooth rotation, low noise, and resistance to wear. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments.

[0023] Figure 1 It is a structural diagram of the utility model;

[0024] Figure 2 It is a half-section view of the present utility model. DETAILED DESCRIPTION

[0025] In order to make the technical problems, technical solutions and beneficial effects solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0026] A small-volume modular coffee machine powder extraction mechanism, comprising

[0027] A turntable frame 1 is provided with a turntable cover 2 on top and a powder sweeping frame 3 below;

[0028] A motor 4 is provided on the turntable frame 1;

[0029] a gear box 5 , which contains a gear set 6 meshing with the output end of the motor 4;

[0030] a worm 7 meshing with the gear set 6, wherein the worm 7 and the gear set 6 are made of metal;

[0031] The extraction component 8 is inserted from the outside of the powder sweeping frame 3 and is threadedly engaged with the worm 7 for lifting.

[0032] This utility model provides a compact, modular coffee machine powder pressing and extraction mechanism. The mechanism comprises a turntable cover, a turntable frame, and a powder sweeper as external supports. The turntable frame houses a motor, gearbox, worm, and extraction components. The modular assembly results in a compact unit, ease of production, and cost savings. Furthermore, the use of metal for the worm and gear assembly increases structural strength, resulting in smooth rotation, low noise, and resistance to wear.

[0033] Furthermore, as a preferred embodiment of this solution, but not limiting, the gear set 6 includes a first gear 61, a second gear 62, a third gear 63, and a fourth gear 64 meshing sequentially from the motor 4 toward the worm 7. The motor 4 is a DC motor. The gearbox has a four-speed transmission with a high transmission ratio. A smaller, lower-cost DC motor is selected.

[0034] Furthermore, as a preferred embodiment of this solution but not limiting, the extraction assembly 8 includes a driving block 81 whose inner side is threadedly engaged with the worm 7, an aluminum tube 82 whose outer side is threadedly engaged with the driving block 81, an extraction head 83 connected to the end of the aluminum tube 82, and a filter 84 provided on the extraction head 83. The aluminum tube is high in strength and easy to process.

[0035] Furthermore, as a preferred embodiment of this solution but not limiting, the aluminum tube 82 is sheathed with an aluminum shell 85. A first microswitch 87 and a second microswitch 88 are disposed within the aluminum shell 85 along its length and electrically connected to the motor 4. When the driving block 81 is raised or lowered, the first microswitch 87 or the second microswitch 88 is triggered. The first and second microswitches are used to control the forward or reverse rotation of the motor.

[0036] Furthermore, as a preferred embodiment of the present invention but not limitation, the powder sweeping frame 3 is provided with a powder sweeping soft glue 31 arranged along its edge, and a pressing plate 32 for pressing the powder sweeping soft glue 31 onto the powder sweeping frame 3 .

[0037] Furthermore, as a preferred embodiment of this solution but not limiting, the gear box 5 includes a lower cover 51 and an upper cover 52, and the upper cover 52 is provided with a transparent observation window 53 so that the internal situation can be observed.

[0038] Furthermore, as a preferred embodiment of this solution but not limiting, the first gear 61, the second gear 62, the third gear 63 and the fourth gear 64 are all made of metal. The gears of the gearbox are all made of powder metallurgy material and the entire volume is very small.

[0039] Furthermore, as a preferred embodiment of this solution but not limiting, the material of the worm 7 is stainless steel. The worm is made of stainless steel, which is strong enough and compact.

[0040] Furthermore, as a preferred embodiment of this solution but not limiting, the powder sweeping frame 3 is provided with a through hole 33 for the aluminum tube 82 to pass through. A fixing plate 34 is provided around the through hole 33 to allow the aluminum tube 82 to pass through and restrict its vertical movement, thereby preventing wear and tear and avoiding the generation of plastic debris.

[0041] Furthermore, as a preferred embodiment of this solution but not limiting, the powder sweeping frame 3 is provided with a cavity 35 for the extraction head 83 to be inserted into, and a notch 36 connecting the cavity 35 with the outside, so that the internal situation can be observed.

[0042] The above description is only a preferred embodiment of the present application and is not intended to limit the scope of implementation of the present application. Other embodiments whose principles and basic structures are the same or similar to those of the present application are within the scope of protection of the present application.

Claims

1. A small-volume modular coffee machine pressed powder extraction mechanism, characterized by: include A turntable frame (1) is provided with a turntable cover (2) on the top and a powder sweeping frame (3) below the turntable cover; a motor (4) mounted on the turntable (1); a gear box (5) having a gear set (6) therein arranged to mesh with the output end of the motor (4); a worm (7) meshing with the gear set (6), wherein the worm (7) and the gear set (6) are made of metal; An extraction component (8) is inserted from the outside of the powder sweeping frame (3) and is threadedly engaged with the worm (7) for lifting and lowering.

2. The small-volume modular coffee machine pressed powder extraction mechanism according to claim 1, characterized in that: The gear set (6) comprises a first gear (61), a second gear (62), a third gear (63) and a fourth gear (64) which are meshed in sequence from the motor (4) to the worm (7); the motor (4) is a DC motor.

3. The small-volume modular coffee machine pressed powder extraction mechanism according to claim 1, characterized in that: The extraction assembly (8) comprises a driving block (81) whose inner side is threadedly engaged with the worm (7), an aluminum tube (82) whose outer side is threadedly engaged with the driving block (81), an extraction head (83) connected to the end of the aluminum tube (82), and a filter (84) provided on the extraction head (83).

4. The small-volume modular coffee machine pressed powder extraction mechanism according to claim 3, characterized in that: An aluminum shell (85) is provided on the outside of the aluminum tube (82), and a first micro switch (87) and a second micro switch (88) are provided inside the aluminum shell (85) and are distributed along the length direction thereof and electrically connected to the motor (4). The driving block (81) is used to trigger the first micro switch (87) or the second micro switch (88) when it is raised or lowered.

5. The small-volume modular coffee machine pressed powder extraction mechanism according to claim 1, characterized in that: The powder sweeping frame (3) is provided with a powder sweeping soft glue (31) arranged along the edge thereof, and a pressing plate (32) for pressing the powder sweeping soft glue (31) onto the powder sweeping frame (3).

6. The small-volume modular coffee machine powder extraction mechanism according to claim 1, characterized in that: The gear box (5) comprises a lower cover (51) and an upper cover (52), and the upper cover (52) is provided with a transparent observation window (53).

7. The small-volume modular coffee machine pressed powder extraction mechanism according to claim 2, characterized in that: The first gear (61), the second gear (62), the third gear (63) and the fourth gear (64) are all made of metal.

8. The small-volume modular coffee machine pressed powder extraction mechanism according to claim 1, characterized in that: The material of the worm (7) is stainless steel.

9. The small-volume modular coffee machine pressed powder extraction mechanism according to claim 3, characterized in that: The powder sweeping frame (3) is provided with a through hole (33) for the aluminum tube (82) to pass through, and a fixing plate (34) is provided around the through hole (33). The fixing plate (34) allows the aluminum tube (82) to pass through to limit its upward and downward movement.

10. The small-volume modular coffee machine powder extraction mechanism according to claim 3, characterized in that: The powder sweeping frame (3) is provided with a cavity (35) for the extraction head (83) to be embedded, and a notch (36) connecting the cavity (35) with the outside world.

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