CN109464013B - Full-automatic coffee machine - Google Patents

Full-automatic coffee machine Download PDF

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Publication number
CN109464013B
CN109464013B CN201811623232.7A CN201811623232A CN109464013B CN 109464013 B CN109464013 B CN 109464013B CN 201811623232 A CN201811623232 A CN 201811623232A CN 109464013 B CN109464013 B CN 109464013B
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Prior art keywords
assembly
brewing
box
box body
brewing cup
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CN109464013A (en
Inventor
朱明德
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Tunbow Group Ltd
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Tunbow Group Ltd
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00Apparatus for making beverages
    • A47J31/42Beverage-making apparatus with incorporated grinding or roasting means for coffee
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00Apparatus for making beverages
    • A47J31/10Coffee-making apparatus, in which the brewing vessel, i.e. water heating container, is placed above or in the upper part of the beverage containers i.e. brewing vessel; Drip coffee-makers with the water heating container in a higher position than the brewing vessel
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00Apparatus for making beverages
    • A47J31/44Parts or details or accessories of beverage-making apparatus
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00Apparatus for making beverages
    • A47J31/44Parts or details or accessories of beverage-making apparatus
    • A47J31/46Dispensing spouts, pumps, drain valves or like liquid transporting devices

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Apparatus For Making Beverages (AREA)

Abstract

The invention discloses a full-automatic coffee machine, which comprises a box body, a brewing cup assembly, a brewing plug assembly, a brewing cup speed changing box assembly, a brewing plug speed changing box assembly, a bean grinding assembly, an evaporator assembly and an electromagnetic valve assembly, wherein the brewing cup assembly, the brewing plug speed changing box assembly, the bean grinding assembly, the evaporator assembly and the electromagnetic valve assembly are arranged on the box body, the brewing cup speed changing box assembly, the brewing plug speed changing box assembly, the bean grinding assembly, the evaporator assembly and the electromagnetic valve assembly are arranged on the box body, a partition plate for dividing the box body into a first space and a second space is arranged in the center of the box body, the brewing cup assembly and the brewing plug assembly are arranged in the first space, the brewing cup speed changing box assembly, the brewing plug speed changing box assembly, the bean grinding assembly, the evaporator assembly and the electromagnetic valve assembly are arranged in the second space, and the partition plate and the box body are in circumferential sealing connection. The full-automatic coffee machine provided by the invention has the advantages that the brewing cup component, the brewing plug component and the electrical element which are easy to generate moisture are separately arranged, so that the influence of the moisture on the safe use of the electrical element is avoided, and the use safety and durability of the electrical element are improved.

Description

Full-automatic coffee machine
Technical Field
The invention relates to the technical field of automatic brewing, in particular to a full-automatic coffee machine.
Background
The full-automatic coffee machine can realize the automation of the whole process from grinding coffee beans to brewing coffee by hot water. Generally, automatic heating, coffee making and water adding of the coffee machine can be automatically completed, so that great convenience is brought to life of people.
However, in the prior art coffee machine, the devices which can generate moisture, such as the brewing plug assembly and the brewing cup assembly, and some electrical components, such as the brewing plug gearbox assembly and the brewing cup gearbox assembly, are mounted together, during the process of brewing coffee, much moisture can be generated, so that the safety of the electrical components is affected, and particularly when the brewing plug assembly and the brewing cup assembly are in failure, the water inlet failure of the electrical components can be directly caused, so that the service life of the coffee machine is shortened.
Therefore, the problem that how to solve the problem that the moisture generated during the process of making coffee by the coffee maker affects the safe use of the electrical components is a problem to be solved by those skilled in the art.
Disclosure of Invention
Accordingly, the present invention is directed to a fully automatic coffee maker capable of preventing moisture from contacting electrical components during coffee brewing.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a full-automatic coffee machine, includes the box and locates dash and steep a glass subassembly, dash and steep the stopper subassembly, be used for the drive on the box dash and steep a glass gear box subassembly, be used for the drive dash and steep stopper gear box subassembly, bean grinder subassembly, evaporimeter subassembly and solenoid valve subassembly of stopper subassembly, box central authorities are equipped with the baffle that divide into it into first space and second space, dash steep a glass subassembly with dash and steep the stopper subassembly and locate first space, dash and steep a glass gear box subassembly dash and steep stopper gear box subassembly, bean grinder subassembly, evaporimeter subassembly and solenoid valve subassembly set up in the second space, the baffle with the box keeps circumferential sealing connection.
Preferably, a coffee powder outlet of the bean grinder assembly is provided with a baffle which is automatically opened when coffee powder falls and automatically closed when coffee powder falls into the brewing cup, so as to prevent water and air from entering the second space from the bean grinder assembly.
Preferably, the baffle comprises at least three rubber plates arranged on the inner wall of the coffee powder outlet, and the rubber plates are closed in a natural state to seal an upper passage and a lower passage of the coffee powder outlet.
Preferably, the box body is detachably provided with a protective cover at the outer side of the brewing cup assembly, so that the brewing cup assembly can be detached from the box body by detaching the protective cover.
Preferably, the protective cover is attracted to the box body through a magnet.
Preferably, the box body is further provided with a counter for recording the brewing times of the brewing cup assembly, the counter is in signal connection with a controller for controlling the brewing cup assembly to work, and when the recording times of the counter reach a preset value, the controller controls the brewing cup assembly to stop working.
Preferably, the box body is further provided with a sensing device for detecting the installation or the separation of the coffee grounds box on the box body, and the sensing device is in signal connection with the controller which controls the counter to return to zero and controls the brewing cup assembly to continue to work after the coffee grounds box is separated from the box body for more than a preset time.
Preferably, the counter also comprises a display which is arranged on the outer wall of the box body and used for displaying the number of times recorded by the counter, and the display is in signal connection with the counter.
Preferably, the preset value is 8 times, and the preset time is 3 seconds.
Preferably, the sensing device is further configured to detect whether the inner water return box is mounted on the box body, and send detection information to the display.
The automatic coffee machine provided by the invention is characterized in that a clapboard is arranged in the center of a box body for installing each device, the box body is divided into a first space and a second space, then a brewing plug component and a brewing cup component which can generate steam are arranged in the first space, electrical components, such as a brewing cup speed changing box component for driving the brewing cup component, a brewing plug speed changing box component for driving the brewing plug component, a bean grinder component, an evaporator component, a solenoid valve component and the like are arranged in the second space, and the clapboard is in sealed connection with the box body, so that the steam generated in the process of brewing coffee by the brewing plug component and the brewing cup component can not enter the second space from the first space, the safety and the durability of the use of the electrical components are improved, even if the brewing plug component and the brewing cup component fail and leak water in the process of using, the normal use of the electric appliance elements arranged in the second space can not be influenced, so that the service life of the coffee machine is greatly prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is an exploded view of an embodiment of a fully automatic coffee maker according to the present invention;
FIG. 2 is a left side view of an embodiment of the fully automatic coffee maker of the present invention;
fig. 3 is a right side view of an embodiment of the fully automatic coffee maker of the present invention.
The coffee maker comprises a brewing plug component 1, a protective cover 2, a brewing cup component 3, a box body 4, an inner water return box 5, an outer water return box 6, an evaporator component 7, a brewing cup speed changing box component 8, a brewing plug speed changing box component 9, a bean grinding device component 10, a water tank 11, a coffee powder outlet 12, a water pump 13 and an electromagnetic valve component 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the invention is to provide a full-automatic coffee machine which can prevent moisture from contacting electric elements in the process of brewing coffee.
Referring to fig. 1 to 3, fig. 1 is an exploded view of an embodiment of a fully automatic coffee machine according to the present invention; FIG. 2 is a left side view of an embodiment of the fully automatic coffee maker of the present invention; fig. 3 is a right side view of an embodiment of the fully automatic coffee maker of the present invention.
The invention provides a full-automatic coffee machine, which comprises a box body 4, a brewing cup assembly 3, a brewing plug assembly 1, a brewing cup speed changing box assembly 8, a brewing plug speed changing box assembly 9, a bean grinder assembly 10, an evaporator assembly 7 and a solenoid valve assembly 14, wherein the brewing cup assembly 3, the brewing plug speed changing box assembly 1, the brewing plug speed changing box assembly 9, the bean grinder assembly 10, the evaporator assembly 7 and the solenoid valve assembly 14 are arranged on the box body 4, the box body 4 is provided with a partition board in the center, the partition board divides the box body into a first space and a second space, the brewing cup assembly 3 and the brewing plug assembly 1 are arranged in the first space, the brewing cup speed changing box assembly 8, the brewing plug speed changing box assembly 9, the bean grinder assembly 10, the evaporator assembly 7 and the solenoid valve assembly 14 are arranged in the second space, and the partition board and the box body 4 are in circumferential sealing connection.
The brewing cup in the brewing cup assembly 3 is used for containing coffee powder and brewing coffee in the brewing cup, the brewing plug is used for compressing the coffee powder to ensure the pressure of brewing coffee, the brewing cup gearbox assembly 8 is used as a power element for driving the brewing cup assembly 3 to make mechanical movement for brewing coffee, and correspondingly, the brewing plug gearbox assembly 9 is also used as a power element for driving the brewing plug assembly 1 to make related mechanical movement.
In the invention, as the brewing cup assembly 3 and the bean grinder assembly 10 are required to be respectively arranged in the first space and the second space, a conveying pipe for conveying coffee powder to the brewing cup can be connected to a coffee powder outlet 12 of the bean grinder assembly 10, the conveying pipe can be communicated with the brewing cup in the first space and the bean grinder assembly 10 in the second space through a partition plate, preferably, a mounting hole can be arranged on the partition plate, and then the conveying pipe is arranged on the partition plate in a penetrating manner.
The evaporator assembly 7 is used for heating water, and in the use process, the water pump 13 needs to take out normal temperature water from the water tank 11, and normal temperature water enters into the evaporator assembly 7 through the safety valve, and the evaporator assembly 7 heats the normal temperature water, then carries out coffee brewing with the water after heating, and in the process of drawing water at the water pump 13, the surplus water of taking out can enter into the interior return water box 5 through the safety valve and be collected, preferably, the water pump 13 can be an electromagnetic pump.
The solenoid valve assembly 14 is arranged in the second space, so that the influence of moisture on the safe use of electrical components can be prevented, the connection of a machine or a circuit between the solenoid valve assembly 14, the brewing cup gearbox assembly 8, the brewing plug gearbox assembly 9 and the like arranged in the second space and the brewing cup assembly 3, the brewing plug assembly 1 and the like arranged in the first space can be installed and connected in a mode of arranging installation holes on the partition plate, but the emphasis is to seal the partition plate after the installation is finished so as to ensure that the moisture generated in the first space can not enter the second space through the partition plate.
The automatic coffee machine provided by the invention is characterized in that a clapboard is arranged in the center of a box body 4 for installing each device, the box body 4 is divided into a first space and a second space, then a brewing plug component 1 and a brewing cup component 3 which can generate moisture are arranged in the first space, electrical components, such as a brewing cup speed changing box component 8 for driving the brewing cup component 3, a brewing plug speed changing box component 9 for driving the brewing plug component 1, a bean grinder component 10, an evaporator component 7, a solenoid valve component 14 and the like, are arranged in the second space, the clapboard keeps airtight, so that the moisture generated by the brewing plug component 1 and the brewing cup component 3 in the process of brewing coffee can not enter the second space from the first space, the safety and the durability of the use of the electrical components are improved, even if the brewing plug component 1 and the brewing cup component 3 are failed and leak water in the process of using, the normal use of the electric appliance elements arranged in the second space can not be influenced, so that the service life of the coffee machine is greatly prolonged.
On the basis of the above described embodiment, the coffee powder outlet 12 of the bean grinder assembly 10 is provided with a shutter which opens automatically when coffee powder falls and closes automatically when coffee powder falls into the brewing cup, to block moisture from entering the second space from the bean grinder assembly 10.
Considering that the grinder assembly 10 needs to deliver ground coffee powder from the coffee powder outlet 12 to the brewing cup, the coffee outlet of the grinder assembly 10 is in communication with the brewing cup, in order to prevent moisture in the brewing cup from entering the grinder assembly 10 through the coffee powder outlet 12 and then entering the second space, a baffle for blocking moisture may be provided at the coffee powder outlet 12 of the grinder assembly 10, and when coffee powder falls from the grinder assembly 10 onto the baffle, the baffle may be automatically opened to allow coffee powder to fall into the brewing cup, and when coffee powder falls into the brewing cup, the baffle automatically closes and blocks the coffee powder outlet 12 to seal the coffee powder outlet 12, thereby serving to block moisture from entering the grinder assembly 10.
On the basis of the above embodiment, the baffle plate includes at least three rubber plates provided on the inner wall of the ground coffee outlet 12, and the rubber plates are closed in a natural state to seal the upper and lower passages of the ground coffee outlet 12.
Preferably, the baffle can be an elastic rubber plate, the periphery of the rubber plate can be fixed on the inner wall of the coffee powder outlet 12, the periphery of the rubber plate can be fixed on the inner wall of the coffee outlet in an adhesion mode, then the rubber plate is cut into four fan shapes at two mutually perpendicular diameters of the rubber plate, when coffee powder falls onto the rubber plate, the rubber plate bends and opens downwards under the gravity action of the coffee powder, so that the coffee powder falls into the brewing cup through the coffee powder outlet 12, and when the coffee powder falls into the brewing cup, the rubber plate restores to block the coffee powder outlet 12 in situ under the action of elasticity.
On the basis of the above described embodiment, the housing 4 is detachably provided with the protective cap 2 on the outside of the brewing cup assembly 3, so that the brewing cup assembly 3 can be detached from the housing 4 by removing the protective cap 2.
Considering that the coffee maker is not easily cleaned inside during use, in particular the brewing cup assembly 3, it is, therefore, the outer side wall of the box body 4 corresponding to the brewing cup component 3 can be provided with a detachable protective cover 2, when the brewing cup component 3 needs to be cleaned, the protective cover 2 can be taken down from the box body 4, then the brewing cup component 3 is taken out from the box body 4 for cleaning, after the brewing cup component 3 is taken out, the bracket for installing the brewing cup component 3 in the box body 4 and the bottom of the box body 4 and the position nearby can be cleaned, in particular, the bottom of the brewing cup assembly 3 is a location that is very prone to being stained with coffee grounds, which many prior art coffee makers are difficult to clean, therefore, the way of taking the brewing cup assembly 3 out of the box body 4 for cleaning can greatly improve the sanitation problem of the coffee machine in the using process.
In addition to the above embodiments, the protective cover 2 can be mounted on the side wall of the box 4 in various ways, preferably, the protective cover 2 is attracted to the box 4 by a magnet, and the protective cover 2 can be easily attached and detached by the attraction of the magnet, but of course, the protective cover 2 can be screwed to the box 4 by other ways, for example, by a screw, and the attachment and detachment of the protective cover 2 is relatively troublesome by the screwing way as compared with the attraction of the magnet, and of course, the connection can be made by a screw.
On the basis of any embodiment, the box body 4 is also provided with a counter for recording the brewing times of the brewing cup assembly 3, the counter is in signal connection with a controller for controlling the brewing cup assembly 3 to work, and when the recording times of the counter reach a preset value, the controller controls the brewing cup assembly 3 to stop working.
Considering that a certain amount of coffee grounds are remained in the process of brewing coffee every time, the coffee grounds are stored in the coffee grounds box, and when the brewing times are more, the coffee grounds box is full of the coffee grounds, so that the normal use of the coffee machine is influenced. Therefore, a counter for recording the brewing times of the brewing cup assembly 3 can be arranged on the box body 4, the counter can be in signal connection with the controller, and when the coffee brewing times recorded by the counter reach a preset value in the controller, the controller controls the brewing cup assembly 3 to stop working so as to avoid damage to the coffee machine.
In the process of brewing coffee each time, the brewing plug assembly 1 reciprocates once, so the counter can record the brewing times by recording the reciprocating times of the brewing plug assembly 1, and of course, the counter can record the brewing times by recording other ways, for example, the pressing times of the brewing button and the like, and as long as the recording of the brewing times can be realized, the invention can be applied to the technical scheme of the invention.
On the basis of the above embodiment, the box body 4 is further provided with a sensing device for detecting the installation or the separation of the coffee grounds box on the box body 4, and the sensing device is in signal connection with a controller for controlling the counter to return to zero and controlling the brewing cup assembly 3 to continue to work after the coffee grounds box is separated from the box body 4 for more than a preset time.
Considering that the controller needs to control the brewing cup assembly 3 to continuously work after coffee grounds in the coffee grounds box are cleaned, a sensing device used for detecting that the coffee grounds box is installed on or separated from the box body 4 can be arranged on the box body 4, when the coffee grounds box is separated from the box body 4, the sensing device sends a signal to the controller, when the coffee grounds box is installed on the box body 4, the sensing device sends the signal to the controller, the controller can obtain the time interval between the separation of the coffee grounds box and the installation on the box body 4, if the time exceeds the preset time in the controller, the coffee grounds box is considered to be taken out for cleaning and then is installed on the box body 4, and the controller can control the brewing cup assembly 3 to continuously work.
The controller may comprise receiving means for receiving a signal from the sensing means that the coffee grounds cartridge is attached to or detached from the housing 4 and for transmitting the signal to the timing means, and timing means for recording the time at which the coffee grounds cartridge is detached from the housing 4.
In this practical example, because at the in-process of clearance coffee grounds, need take off coffee grounds box from box 4, then fall coffee grounds, install coffee grounds box on box 4 again, consequently, the time that usable induction system response coffee grounds box breaks away from box 4 judges whether clear up coffee grounds, realizes the intelligent control to making a beverage quick-witted subassembly.
On the basis of the above embodiment, the counter further comprises a display which is arranged on the outer wall of the box body 4 and used for displaying the number of times recorded by the counter, and the display is connected with the counter through signals.
In order to further improve the convenience of the coffee machine, a display capable of displaying the brewing times of the brewing cup after the coffee grounds are cleaned last time can be arranged on the outer wall of the box body 4, so that a user can be prompted to clean the coffee grounds in time.
On the basis of the above embodiment, the preset value of the brewing times of the brewing cup assembly 3 and the preset time for the coffee grounds box to be separated from the box body 4 can be flexibly set according to the actual use condition, and preferably, the preset value is 8 times and the preset time is 3 seconds.
In this embodiment, the preset time for separating the coffee grounds box from the box body 4 is set to be 3 seconds, so that the situation that the coffee grounds box is separated from the box body 4 due to looseness to cause zero resetting of the counter is avoided, and further the normal use of the coffee machine is influenced.
On the basis of the above embodiment, the sensing device is further configured to detect whether the internal water return box 5 is mounted on the box body 4, and send a detection result to the display.
Interior return water box 5 is used for receiving the coffee or the water that the relief valve opened the back and flows, interior return water box 5 also needs timely clearance, for preventing at the in-process that uses, return water box 5 back is not in time with interior return water and install in box 4 in clearing up, return water box 5 is installed on box 4 in accessible induction system detects, then will detect information transmission and give the display, and the time warning user, avoid the user to forget to install interior return water box 5 in box 4.
The inner water return box 5 can be arranged inside the box body 4, and is different from the arrangement that the inner water return box 5 leaks outside in the prior art, the inner water return box 5 can be arranged in the box body 4 in a magnet adsorption mode, and in addition, the inner water return box 5 and the coffee grounds box can be arranged in a structure that the inner water return box 5 and the coffee grounds box are taken out from the front side, so that the inner part of the box body 4 can be cleaned in a contact mode from the inner water return box 5 and the brewing cup assembly 3; outer return water box 6 can be according to user's in-service use demand and nimble setting on box 4, and outer return water box 6 still can be according to the size of coffee cup and nimble its size of setting, does not do the restriction here, and is preferred, and outer return water box 6 also can install on box 4 through the absorptive mode of magnet, and is simple easy-to-use.
In addition, the structure of the coffee machine is optimized, so that the size of the coffee machine can be greatly reduced, and the width of the coffee machine can be less than 18 cm.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The fully automatic coffee machine provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (9)

1. A full-automatic coffee machine comprises a box body (4), a brewing cup assembly (3), a brewing plug assembly (1), a brewing cup speed change box assembly (8) used for driving the brewing cup assembly (3), a brewing plug speed change box assembly (9) used for driving the brewing plug assembly (1), a bean grinder assembly (10), an evaporator assembly (7) and an electromagnetic valve assembly (14) which are arranged on the box body (4), and is characterized in that a partition board used for dividing the box body (4) into a first space and a second space is arranged in the center of the box body, the brewing cup assembly (3) and the brewing plug assembly (1) are arranged in the first space, the brewing cup speed change box assembly (8), the brewing plug speed change box assembly (9), the bean grinder assembly (10), the evaporator assembly (7) and the electromagnetic valve assembly (14) are arranged in the second space, the partition plate is in circumferential sealing connection with the box body (4); a coffee powder outlet (12) of the bean grinder assembly (10) is connected with a delivery pipe for delivering coffee powder to the brewing cup, and the delivery pipe can communicate the brewing cup in the first space and the bean grinder assembly (10) in the second space through the partition plate;
the box body (4) is also provided with a counter for recording the brewing frequency of the brewing cup assembly (3), the counter is in signal connection with a controller for controlling the brewing cup assembly (3) to work, and when the recording frequency of the counter reaches a preset value, the controller controls the brewing cup assembly (3) to stop working.
2. Fully automatic coffee machine according to claim 1, characterized in that at the ground coffee outlet (12) of the bean grinder assembly (10) a shutter is provided which opens automatically when ground coffee falls and closes automatically when ground coffee falls into a brewing cup, to block moisture from entering the second space from the bean grinder assembly (10).
3. The machine according to claim 2, characterized in that said baffle comprises at least three rubber plates provided on the inner wall of said ground coffee outlet (12), said plates being closed in a natural condition to seal the upper and lower passages of said ground coffee outlet (12).
4. Fully automatic coffee machine according to claim 1, characterized in that said box (4) is removably provided with a protective cover (2) on the outside of said brewing cup assembly (3) to facilitate the detachment of said brewing cup assembly (3) from said box (4) by removing said protective cover (2).
5. Full-automatic coffee machine according to claim 4, characterized in that said protective cover (2) is attracted to said tank (4) by means of a magnet.
6. The automatic coffee machine according to any one of claims 1 to 5, characterized in that the box body (4) is further provided with a sensing device for detecting the installation or the separation of the coffee grounds box in or from the box body (4), and the sensing device is in signal connection with the controller for controlling the counter to return to zero and controlling the brewing cup assembly (3) to continue to work after the coffee grounds box is separated from the box body (4) for more than a preset time.
7. The automatic coffee machine according to claim 6, characterized in that it further comprises a display device arranged on the outer wall of the box body (4) and used for displaying the number of times recorded by the counter, and the display device is connected with the counter through signals.
8. The machine according to claim 7, wherein the preset value is 8 times and the preset time is 3 seconds.
9. The machine according to claim 8, characterized in that said sensing means are also adapted to detect whether an internal return cartridge (5) is mounted on said tank (4) and to send the detection information to said display.
CN201811623232.7A 2018-12-28 2018-12-28 Full-automatic coffee machine Active CN109464013B (en)

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