Coffee machine

Abstract

The utility model discloses a coffee machine which comprises a machine body provided with a powder outlet used for outputting coffee powder and a water outlet spaced from the powder outlet and used for outputting brewing water. The brewing basket device is rotatably arranged on the machine body, and the brewing basket device comprises a brewing basket used for containing coffee powder; and the driving device is arranged on the machine body and is in transmission connection with the brewing basket device so as to drive the brewing basket device to rotate at the powder outlet and the water outlet in a reciprocating manner. The coffee machine solves the problems that coffee powder in an existing coffee machine is prone to being affected with damp and caking, and operation is inconvenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to coffee machine technical field especially relates to a coffee machine. BACKGROUND

[0002] With the acceleration of modern life rhythm, the full-automatic coffee machine gradually becomes the core beverage preparation equipment of the family and the office scene because of its convenient operation and stable product quality. The traditional full-automatic coffee machine usually integrates the coffee bean grinding mechanism and the brewing mechanism at the adjacent position, so that the high-temperature brewing water vapor is easy to return to the coffee bean grinding area along the powder outlet channel when the ground coffee powder directly falls into the brewing chamber. This steam backflow phenomenon can make the coffee powder remaining in the powder outlet damp and caked, which not only affects the smoothness of the subsequent ground powder, but also causes uneven extraction due to the powder caking, and seriously reduces the coffee quality. Although there are improvement schemes of sealing partition plate or increasing ventilation structure in the prior art, there are defects of complex structure, difficult maintenance and inability to completely block the steam diffusion path. In addition, the fixed brewing basket design cannot realize the intelligent switching of the powder and water receiving station, so the user needs to manually transfer the brewing basket to different processing links, which is not convenient to operate. SUMMARY

[0003] The main purpose of the utility model is to provide a coffee machine, which aims to solve the problems of coffee powder damp and caking and inconvenient operation in the existing coffee machine.

[0004] To achieve the above-mentioned purpose, the utility model provides a coffee machine, which comprises:

[0005] A machine body is provided with a powder outlet for outputting coffee powder and a water outlet for outputting brewing water, which is arranged at intervals with the powder outlet;

[0006] A brewing basket device is rotatably arranged in the machine body, and the brewing basket device comprises a brewing basket for containing coffee powder;

[0007] A driving device is arranged on the machine body and is in transmission connection with the brewing basket device to drive the brewing basket device to rotate reciprocally at the powder outlet and the water outlet.

[0008] Optionally, a mounting bracket is arranged on the machine body, a shaft core hole is formed in the mounting bracket, a shaft core is arranged in the shaft core hole, and the brewing basket device is in rotary connection with the mounting bracket through the shaft core.

[0009] Optionally, the brewing basket device further comprises a brewing basket support, one end of the brewing basket support is provided with a first gear, the first gear is in fixed connection with the shaft core, and the brewing basket support is in rotary connection with the mounting bracket through the shaft core.

[0010] Optionally, the driving device comprises a driving motor and a second gear, a driving end of the driving motor is arranged through the second gear, and the second gear is engaged with the first gear.

[0011] Optionally, the driving device further comprises a first switch and a second switch, the first switch is used for controlling opening and closing of the powder outlet, the second switch is used for controlling opening and closing of the water outlet, and a switch top rod is arranged on the driving motor and used for triggering the first switch or the second switch to be opened.

[0012] Optionally, a cover plate for fixing the shaft core is arranged at the bottom of the brewing basket support.

[0013] Optionally, the vertical height of the water outlet is higher than that of the powder outlet.

[0014] Optionally, the coffee machine further comprises a control device, and the control device is electrically connected with the driving device.

[0015] Optionally, the coffee machine further comprises a bean grinding device and a brewing device, the bean grinding device is arranged above the powder outlet and used for grinding coffee beans into coffee powder and conveying the coffee powder to the powder outlet, and the brewing device is arranged above the water outlet and used for heating and conveying brewing water to the water outlet.

[0016] Optionally, the coffee machine further comprises a coffee pot, and the coffee pot is arranged below the water outlet and used for receiving coffee liquid which is brewed by the brewing basket device.

[0017] The coffee machine has the advantages that the problems of coffee powder being damp and clumped and inconvenient operation in the existing coffee machine are solved, the diffusion path of high-temperature steam generated in brewing to the bean grinding device is effectively blocked through the separate arrangement and height difference design of the powder outlet and the water outlet, the coffee powder remaining in the powder outlet is prevented from being damp and clumped, the smoothness of powder outlet and the uniform extraction of coffee powder are ensured, the brewing basket device is driven to reciprocate between the powder outlet and the water outlet through the driving device, the precise switching of the brewing basket between the powder outlet and the brewing position is realized, the user only needs to perform single operation to complete coffee brewing, the brewing basket does not need to be manually transferred, and the operation convenience is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained according to the structures shown in the drawings without creative labor for those skilled in the art.

[0019] Figure 1 is a structural schematic view of the coffee machine in the utility model structure;

[0020] Figure 2 is a bottom view of the coffee machine in the utility model;

[0021] Figure 3 is an explosion view of the brewing basket device in the utility model;

[0022] Figure 4 is an explosion view of the driving device in the utility model;

[0023] Label explanation:

[0024] 1, machine body;

[0025] 2, brewing basket device;21, brewing basket;22, brewing basket support;23, first gear;24, annular bracket;25, cover plate;

[0026] 3, bean grinding device;31, powder outlet;

[0027] 4, brewing device;41, water outlet;

[0028] 5, coffee pot;

[0029] 6, mounting frame;61, shaft core;

[0030] 71, driving motor;72, second gear;73, switch top rod;74, first switch;75, second switch;

[0031] The utility model discloses the realization, functional characteristics and advantages will be further explained with reference to the drawings combining embodiment. Specific embodiments

[0032] The technical scheme in the utility model embodiment will be described clearly and completely in the utility model embodiment, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of the utility model protection.

[0033] It should be noted that if the embodiment of the utility model has involved directionality indication (such as up, down, left, right, front, back, etc.), the directionality indication is only used to explain the relative position relationship, movement condition, etc. between the components in a certain specific posture (such as shown in the drawing), if the specific posture changes, then the directionality indication also changes accordingly.

[0034] In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, the meaning of "and / or" appearing throughout the text is that it includes three parallel schemes. For example, "A and / or B" includes A scheme, or B scheme, or A and B scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art. When the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the present application.

[0035] An embodiment of the present application provides a coffee machine, referring to Figure 1 、 Figure 2 , comprising:

[0036] The machine body 1 is provided with a powder outlet 31 for outputting coffee powder and a water outlet 41 spaced from the powder outlet 31 and used for outputting brewing water;

[0037] The brewing basket device 2 is rotatably arranged on the machine body 1, and the brewing basket device 2 comprises a brewing basket 21 for containing coffee powder;

[0038] The driving device is arranged on the machine body 1 and is in transmission connection with the brewing basket device 2, so as to drive the brewing basket device 2 to reciprocally rotate at the powder outlet 31 and the water outlet 41.

[0039] The embodiment solves the problems of coffee powder easy to be damp and caked and inconvenient operation in the existing coffee machine. Through the separate arrangement and height difference design of the powder outlet 31 and the water outlet 41, the diffusion path of high-temperature steam generated during brewing to the bean grinding device 3 is effectively blocked, the coffee powder remaining in the powder outlet 31 is prevented from being damp and caked, thereby ensuring the smoothness of powder outlet and the uniform extraction of coffee powder. Secondly, the brewing basket device 2 is driven to reciprocate and rotate between the powder outlet 31 and the water outlet 41 by the driving device, the precise switching of the brewing basket 21 between the powder outlet station and the brewing station is realized, and the user only needs to perform single operation to complete the brewing of coffee, without manually transferring the brewing basket 21, thereby improving the operation convenience. Specifically, the powder outlet 31 and the water outlet 41 are arranged on the machine body 1, the powder outlet 31 and the water outlet 41 are arranged separately, and the vertical height of the water outlet 41 is higher than the vertical height of the powder outlet 31. The machine body 1 is provided with a containing space for containing the brewing basket device 2, the brewing basket device 2 is rotatably arranged on the machine body 1, the driving device is in transmission connection with the brewing basket device 2, when starting to extract coffee, the user starts the coffee machine, the driving device drives the brewing basket 21 to start rotating, when the brewing basket 21 rotates to the powder outlet 31 station, the powder outlet 31 drops the ground coffee powder into the brewing basket 21, then the driving device drives the brewing basket 21 to rotate to the brewing station again, at this time, the water outlet 41 releases hot water, the hot water contacts the coffee powder in the brewing basket 21, and the brewing process is completed. When the brewing is completed, the driving device drives the brewing basket 21 to return to the initial position, the user only needs to press the start button, and the coffee machine can automatically complete the brewing of coffee, thereby improving the convenience of use and the experience of the user. When the water outlet 41 releases hot water to brew coffee, the high-temperature steam generated by the water outlet 41 diffuses to the surrounding, since there is a height difference between the powder outlet 31 and the water outlet 41, the high-temperature steam generated by the water outlet 41 is blocked by the machine body 1 and cannot diffuse to the powder outlet 31, thereby effectively preventing the high-temperature steam generated during brewing from flowing back to the powder outlet 31 area, and avoiding the damp and caking of coffee powder.

[0040] Further, with reference to Figure 3The body 1 is provided with a mounting rack 6, the mounting rack 6 is provided with an axle core 61 hole, the axle core 61 hole is provided with an axle core 61, and the brewing basket device 2 is rotationally connected with the mounting rack 6 through the axle core 61. Specifically, the mounting rack 6 is fixedly installed on the body 1 by screws, the mounting rack 6 is provided with an axle core 61 hole, the axle core 61 hole is provided with an axle core 61, and the axle core 61 is made of a wear-resistant and corrosion-resistant metal material to prolong the service life and keep the stability of rotation. It should be noted that in other embodiments, the mounting rack 6 can be designed as an adjustable height structure to adapt to brewing baskets 21 of different sizes, improving the compatibility and flexibility of the machine. In other embodiments, the mounting rack 6 can also be provided with a locking mechanism for locking when the brewing basket 21 is in the powder discharging station or the brewing station to prevent it from moving due to accidental touching or vibration.

[0041] Further, the brewing basket device 2 further comprises a brewing basket support 22, one end of the brewing basket support 22 is provided with a first gear 23, the first gear 23 is fixedly connected with the axle core 61, and the brewing basket support 22 is rotationally connected with the mounting rack 6 through the axle core 61. Specifically, the bottom of the brewing basket support 22 is provided with a first gear 23, the top thereof is provided with a through hole matched with the axle core 61, the brewing basket support 22 is rotationally arranged on the mounting rack 6, the through hole at the top of the brewing basket support 22 penetrates the axle core 61 and is rotationally connected with the mounting rack 6, and the first gear 23 penetrates the axle core 61 and is fixedly connected with the mounting rack 6. When the first gear 23 is engaged with the driving device and rotates, the axle core 61 is driven to rotate, thereby driving the brewing basket support 22 to rotate in the rotating direction of the first gear 23. Further, the brewing basket 21 has a conical structure or a circular truncated cone structure, the bottom of the brewing basket 21 is provided with a through hole for dripping coffee liquid, and the top edge thereof is provided with a protruding platform skirt. The brewing basket support 22 is provided with an annular bracket 24 for placing the brewing basket 21, the middle part of the annular bracket 24 is a circular hollow area, and the brewing basket support 22 is provided with a platform for supporting the brewing basket 21. When the brewing basket 21 is placed in the annular bracket 24, the platform skirt of the brewing basket 21 contacts the platform to stably place the brewing basket 21 in the annular bracket 24. It should be noted that the platform of the brewing basket support 22 can be provided with a non-slip pad or the platform can be provided with a non-slip pattern to increase the stability of the brewing basket 21 and prevent the brewing basket 21 from moving.

[0042] Further, with reference to Figure 4The driving device comprises a driving motor 71 and a second gear 72, the driving end of the driving motor 71 penetrates through the second gear 72, and the second gear 72 is engaged with the first gear 23. Specifically, the driving device is arranged in the machine body 1, the driving motor 71 is fixed to the machine body 1 through a motor fixing seat, the second gear 72 is fixed to the driving end of the driving motor 71 through a screw, the second gear 72 is engaged with the first gear 23, when the driving motor 71 receives a starting signal to start, the second gear 72 is driven to rotate, thereby driving the first gear 23 to rotate, so as to realize the reciprocating rotation of the brewing basket 21.

[0043] Further, the driving device further comprises a first switch 74 and a second switch 75, the first switch 74 is used for controlling the opening and closing of the powder outlet 31, the second switch 75 is used for controlling the opening and closing of the water outlet 41, the driving motor 71 is provided with a switch top rod 73, and the switch top rod 73 is used for triggering the first switch 74 to open or the second switch 75 to open. Specifically, the first switch 74 and the second switch 75 are fixed to the machine body 1 through a switch fixing seat, the first switch 74 and the second switch 75 are respectively located on the two sides of the driving motor 71, and are respectively used for controlling the opening and closing of the powder outlet 31 and the water outlet 41. When the driving motor 71 starts, the switch top rod 73 rotates with the driving gear, when the driving motor 71 drives the brewing basket 21 to run to the powder outlet 31 station, the switch top rod 73 touches the first switch 74, at this time, the driving motor 71 receives a signal to stop running, the powder outlet 31 is opened to allow the ground coffee powder to fall into the brewing basket 21, when the powder outlet 31 completes the powder discharging task according to the preset powder discharging amount, the driving motor 71 is started again, the brewing basket 21 is driven to run to the water outlet 41 station, the switch top rod 73 touches the second switch 75, at this time, the driving motor 71 receives a signal to stop running, the water outlet 41 is opened, and a proper amount of hot water is injected into the brewing basket 21 to start the brewing process, when the brewing is completed, the driving motor 71 is started again, the brewing basket 21 is driven to return to the initial position, the convenience of brewing coffee is improved, and the experience of the user is improved.

[0044] Further, the brewing basket 21 support is provided with a cover plate 25 for fixing the shaft core 61. Specifically, the cover plate 25 is detachably installed at the bottom of the brewing basket 21 support, and is used for fixing the position of the shaft core 61 to prevent the shaft core 61 from falling off from the shaft core 61 hole. It should be noted that in the embodiment, the cover plate 25 is fixedly installed at the bottom of the brewing basket 21 support through a screw, and the user can easily detach the cover plate 25 from the brewing basket 21 support, so as to facilitate replacement or cleaning of the shaft core 61. In other embodiments, the cover plate 25 can also be installed at the bottom of the brewing basket 21 support through buckles, clamping blocks or other structures.

[0045] Further, the vertical height of the water outlet 41 is higher than the vertical height of the powder outlet 31. The high-temperature steam has a lower density than cold air and will naturally rise. When the water outlet 41 is positioned higher than the powder outlet 31, the steam will mainly spread in the vertical direction rather than the horizontal direction during the rising process. The moisture in the steam will partially condense into liquid water during the spreading process, and the humidity of the remaining steam will be greatly reduced. Therefore, when the water outlet 41 is positioned higher than the powder outlet 31, the steam has already cooled down and its temperature and humidity have been greatly reduced by the time it reaches the position of the powder outlet 31, thereby avoiding the phenomenon of coffee powder clumping due to moisture. Moreover, the water outlet 41 and the powder outlet 31 are laterally spaced apart by the machine body 1. When the high-temperature steam at the water outlet 41 spreads outward, the machine body 1 on one side of the water outlet 41 blocks the path of lateral steam spreading. The lateral spacing arrangement can reduce the relative humidity in the area of the powder outlet 31, thereby avoiding the clumping of coffee powder due to the absorption of moisture from the high-temperature steam.

[0046] Further, the coffee machine further comprises a control device electrically connected to the driving device. Specifically, the control device can be a control panel or a remote intelligent device (such as a mobile phone). The user sets and adjusts the brewing parameters through the control panel or the remote intelligent device. The control device can send instructions to the driving device to control its start or stop. By controlling the driving device, the precise reciprocating rotation of the brewing basket 21 between the powder outlet 31 and the water outlet 41 is realized, ensuring the smooth progress of the brewing process.

[0047] Further, the coffee machine further comprises a bean grinder 3 and a brewing device 4. The bean grinder 3 is arranged above the powder outlet 31 and is used to grind coffee beans into coffee powder and deliver the coffee powder to the powder outlet 31. The brewing device 4 is arranged above the water outlet 41 and is used to heat and deliver brewing water to the water outlet 41. In this embodiment, the bean grinder 3 further comprises a bean box and a grinding assembly. The bean box is used to store coffee beans, and the grinding assembly is used to grind the coffee beans. A powder outlet pipeline is arranged between the grinding assembly and the powder outlet 31, which is used to deliver the ground coffee powder to the powder outlet 31. The brewing device 4 comprises a heating device and a water tank. The water tank is used to store water, and the heating device is used to heat the water to a suitable temperature. A water delivery pipeline is arranged between the heating device and the water outlet 41, which is used to deliver the heated hot water to the water outlet 41.

[0048] Further, the coffee machine further comprises a coffee pot 5, which is located below the water outlet 41 and is used to receive the brewed coffee liquid flowing out of the brewing basket 21.

[0049] The above only describes optional embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structural transformation or direct / indirect application in other related technical fields under the inventive concept of the present application and according to the content of the present application specification and drawings is included in the patent protection scope of the present application.

Claims

1. A coffee maker, characterized in that, The coffee machine comprises: a machine body, which is provided with a powder outlet for outputting coffee powder and a water outlet for outputting brewing water, the water outlet being higher than the powder outlet in vertical height; a brewing basket device rotatably arranged on the machine body, the brewing basket device comprising a brewing basket for containing coffee powder; a driving device arranged on the machine body and in transmission connection with the brewing basket device, so as to drive the brewing basket device to reciprocally rotate at the powder outlet and the water outlet.

2. Coffee maker according to claim 1, characterized in that The machine body is provided with a mounting rack, the mounting rack being provided with a shaft core hole, and the shaft core hole is provided with a shaft core, the brewing basket device being in rotation connection with the mounting rack through the shaft core.

3. The coffee maker of claim 2, wherein, The brewing basket device further comprises a brewing basket support, one end of the brewing basket support being provided with a first gear, the first gear being in fixed connection with the shaft core, and the brewing basket support being in rotation connection with the mounting rack through the shaft core.

4. Coffee maker according to claim 3, characterized in that The driving device comprises a driving motor and a second gear, the driving end of the driving motor penetrating through the second gear, and the second gear being in meshing connection with the first gear.

5. The coffee maker of claim 4, wherein, The driving device further comprises a first switch and a second switch, the first switch being used for controlling the opening and closing of the powder outlet, the second switch being used for controlling the opening and closing of the water outlet, the driving motor being provided with a switch top rod, and the switch top rod being used for triggering the first switch or the second switch to be opened.

6. The coffee maker of claim 3, wherein, The brewing basket support is provided with a cover plate at the bottom for fixing the shaft core.

7. The coffee maker of claim 1, wherein, The coffee machine further comprises a control device, which is in electrical connection with the driving device.

8. The coffee maker of claim 1, wherein, The coffee machine further comprises a bean grinding device and a brewing device, the bean grinding device being arranged above the powder outlet, and being used for grinding coffee beans into coffee powder and conveying the coffee powder to the powder outlet, and the brewing device being arranged above the water outlet, and being used for heating and conveying brewing water to the water outlet.

9. The coffee maker of claim 1, wherein, The coffee machine further comprises a coffee pot, which is located below the water outlet, and is used for receiving coffee liquid flowing out of the brewing basket device after brewing is completed.

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