CN209789579U - Beverage preparation machine - Google Patents

Beverage preparation machine Download PDF

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Publication number
CN209789579U
CN209789579U CN201920149741.4U CN201920149741U CN209789579U CN 209789579 U CN209789579 U CN 209789579U CN 201920149741 U CN201920149741 U CN 201920149741U CN 209789579 U CN209789579 U CN 209789579U
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liquid
heating container
beverage
heating
channel
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CN201920149741.4U
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黄振飞
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黄振飞
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Abstract

The utility model discloses a beverage preparation machine, include: a heating vessel for containing and heating a liquid for preparing a beverage, having an inlet port for receiving the liquid and an outlet port for discharging the liquid; the cover body is movably connected with the liquid inlet port of the heating container and is used for controlling liquid to enter and exit the heating container and controlling steam discharge in the heating container; the exhaust channel is arranged on the upper part of the heating container or the cover body and is communicated with the cavity of the heating container and the outside; and the through-flow section of at least one part of the exhaust channel is between 0.3 square millimeter and 2.5 square millimeter; wherein, at least one through-flow section of the liquid outlet port or the extension pipeline thereof is less than or equal to 4 square millimeters; the utility model discloses simple structure, low cost can provide stable pressure and the flow of dashing and steeping at the preparation beverage in-process.

Description

Beverage preparation machine
Technical Field
The utility model relates to a technical field of preparation beverage, more specifically say and relate to beverage preparation machine with steam pressure dashes bubble function.
Background
At present, the beverage extracted by adopting a pressurizing mode is popular with most people due to good aroma. Beverage preparation machines with pressurized extraction are known, generally employing a mechanically pressurized system, such as a mechanical air pump or a mechanical liquid pump; in order to simplify the structure and reduce the cost, chinese granted patent CN201510394824 discloses a beverage dispenser and a liquid supply device thereof, which includes: the liquid container is provided with a liquid inlet and a liquid outlet; the one-way sealing component is used for controlling liquid to enter the liquid container through the liquid inlet; and a heating source for heating the liquid in the liquid container. US patent publication No. 20170099983a1 also discloses a single-vessel beverage preparation machine, wherein the heating vessel has a first inlet end for receiving liquid and a first outlet end for discharging the liquid, a water inlet end of the heater is in communication with the second outlet end of the heating vessel, and a water outlet end of the heater is in communication with the second inlet end of the heating vessel, whereby the liquid in the heating vessel is heated by the heater in a circulating manner and steam is generated for brewing the beverage. The two prior patents realize beverage preparation by the principle of discharging hot water through steam pressure, have simple structure and low cost, but have the defects of unstable brewing pressure, difficult control of steam noise and the like. The beverage preparation electric appliance disclosed in the following overcomes the defects of the prior art, and provides a simple and practical beverage preparation electric appliance with stable brewing pressure and high cost performance for users.
SUMMERY OF THE UTILITY MODEL
The present invention aims to solve at least one of the above-mentioned technical problems in the related art to a certain extent. Therefore, the utility model provides a beverage preparation machine which is simple and practical, has stable brewing pressure and is suitable for brewing beverage through steam pressure.
The utility model provides a technical scheme that its technical problem adopted is:
a beverage preparation machine comprising: a heating vessel for containing and heating a liquid for preparing a beverage, having an inlet port for receiving the liquid and an outlet port for discharging the liquid; the cover body is movably connected with the liquid inlet port of the heating container and is used for controlling liquid to enter and exit the heating container and controlling steam discharge in the heating container; the exhaust channel is arranged on the upper part of the heating container or the cover body and is communicated with the cavity of the heating container and the outside; and the through-flow section of at least one part of the exhaust channel is between 0.3 square millimeter and 2.5 square millimeter; wherein, the liquid outlet port or the extension pipeline thereof has at least one through-flow section less than or equal to 4 square millimeters. When the utility model is used, the cover body is opened, liquid is filled into the containing cavity from the liquid inlet port, and then the cover is closed for heating, and the cover has certain sealing property when being connected with the heating container, so that gas is accumulated in the containing cavity after the heating for a period of time, and the liquid in the containing cavity is pressed into the brewing chamber; wherein the utility model discloses to the injecing of through-flow cross-section on the liquid outflow route, to liquid flow restriction, make liquid have certain water pressure to the brewing chamber when flowing out to the brewing chamber and strike, prolonged the beverage extraction time simultaneously for the beverage extraction is more abundant. In addition, the section of the exhaust channel is limited, so that the pressure in the cavity is effectively released, the excessive pressure is avoided, and proper and relatively stable pressure is provided for preparing the beverage; to sum up the utility model discloses can realize simple and practical, dash the bubble pressure stable, and fully extract the beverage.
The cover described in the utility model can include various deformations, such as a movable door, a flexible silica gel sheet and the like, and the cover allows the relative inlet to move or deform under any condition so as to control the inlet. The brewing chamber in this embodiment preferably comprises a funnel or filter bowl having a liquid outlet opening in its bottom wall into which the food is introduced in a dry or substantially dry state, any moist or saturated food remaining in the funnel or filter bowl being removed and reused or discarded after preparation of the beverage is completed. For example, the funnel may contain food items such as coffee capsules, soft "pod" or tea bags therein, and the filter cup may contain food items such as loose coffee grounds, tea leaves therein.
As an improvement of the above technical solution, an electric heater is connected to the heating container to heat the liquid in the heating container. The electric heater can be an electric heating pipe, an electric heating film, an electric heating disc, an electric heating pot, an electric heating body or a circulating electric heating pipe and the like which can continuously heat liquid. Also the electric heater in the beverage preparation machine of the present invention may be provided with a control unit, such as a temperature controller, a button, a knob, a switch and/or a PCB control panel, to allow a user to control the beverage preparation machine.
as a further improvement of the technical scheme, a circulating electric heating tube is arranged on the heating container, and the inlet end and the outlet end of the circulating electric heating tube are respectively communicated with the containing cavity of the heating container so as to heat liquid in the cavity.
Furthermore, a second liquid inlet channel and a second liquid outlet channel which are communicated with the containing cavity are arranged on the heating container, the inlet end of the circulation electric heating tube is communicated with the second liquid outlet channel, and the outlet end of the circulation electric heating tube is communicated with the second liquid inlet channel of the heating container.
Further, the bottom end of the second liquid inlet channel is communicated with the outlet end of the circulating electric heating tube, and the top end of the second liquid inlet channel extends into the containing cavity; the lower end of the second liquid outlet channel is communicated with the inlet end of the circulating electric heating tube, the upper end of the second liquid outlet channel is arranged in the containing cavity, and the top end of the second liquid inlet channel is higher than the lower end of the second liquid outlet channel so as to heat and circulate through pressure difference; specifically, the outlet end of the second liquid outlet channel is positioned at a position corresponding to the liquid level of 20ml to 100ml in the heating container, namely when the hot liquid in the container is discharged to a preset volume, the heating of the liquid is automatically stopped, the liquid can be completely discharged through residual steam, and a large amount of steam is prevented from being sprayed out in the beverage preparation process.
preferably, a check valve is arranged between the second liquid outlet channel and the inlet end of the circulating electric heat pipe.
Preferably, a pressure relief channel is arranged on the upper part of the heating container or the cover body, the pressure relief channel is communicated with the containing cavity of the heating container and the outside, and a pressure relief valve is arranged on the pressure relief channel, namely when the pressure in the heating container exceeds the safety pressure set by the pressure relief valve, the pressure relief valve is opened to release the pressure so as to control the steam pressure in the heating container.
Further, a first liquid outlet channel is arranged on the heating container, the upper end of the first liquid outlet channel is communicated with the liquid outlet port, the lower end of the first liquid outlet channel is communicated with the accommodating cavity, and the first liquid outlet channel is arranged at a position which is less than 3mm away from the bottom of the accommodating cavity.
Further, in order to ensure that a certain amount of steam can be accumulated in the heating container and control the discharge of liquid and steam through preset channels, flexible sealing parts, such as silica gel, can be arranged at the movable connection positions of the channels according to requirements.
Further, the lid with heating container is articulated, and the lid rotates to be opened promptly, conveniently opens and shuts.
Furthermore, a locking mechanism is arranged between the cover body and the heating container so as to lock and connect the cover body and the heating container; and when the air pressure value in the accommodating cavity of the locking mechanism is greater than a set value, the locking mechanism locks to prevent the cover body from being opened, so that safety protection is realized.
The utility model has the advantages that: a beverage preparation machine, include: a heating vessel for containing and heating a liquid for preparing a beverage, having an inlet port for receiving the liquid and an outlet port for discharging the liquid; the cover body is movably connected with the liquid inlet port of the heating container and is used for controlling liquid to enter and exit the heating container and controlling steam discharge in the heating container; the exhaust channel is arranged on the upper part of the heating container or the cover body and is communicated with the cavity of the heating container and the outside; and the through-flow section of at least one part of the exhaust channel is between 0.3 square millimeter and 2.5 square millimeter; wherein, at least one through-flow section of the liquid outlet port or the extension pipeline thereof is less than or equal to 4 square millimeters; the utility model discloses simple structure, low cost can provide stable pressure and the flow of dashing at the preparation beverage in-process to effectively promote the beverage preparation quality.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
Fig. 2 is a schematic view illustrating an opened state of the cover according to the first embodiment of the present invention;
FIG. 3 is a cross-sectional view of the first embodiment;
FIG. 4 is a sectional view showing an opened state of the cover of the first embodiment;
Fig. 5 is a schematic structural diagram of a second embodiment of the present invention.
Detailed Description
Referring to fig. 1 to 4, the present invention provides a beverage preparation machine comprising: the heating container 1 is used for containing and heating liquid for preparing beverage, and a liquid inlet port 11 and a liquid outlet port 12 are arranged on a cavity of the heating container 1, so that the liquid can be respectively fed into the cavity and contained and discharged out of the cavity; the cover body 2 is movably connected with the liquid inlet port 11 of the heating container 1, and the cover body 2 is used for controlling liquid to enter and exit the heating container 1 and controlling steam discharge in the heating container 1; the brewing chamber 3 is communicated with the liquid outlet port 12 through a liquid discharge pipeline 4, and at least one through flow section of the liquid outlet port 12 of the heating container 1 or the liquid discharge pipeline 4 is less than or equal to 4 square millimeters; the exhaust channel 5 is arranged on the upper part of the heating container 1 or the cover body 2 and is communicated with the cavity of the heating container 1 and the outside; and the through-flow cross section of at least one part of the exhaust channel 5 is between 0.3 and 2.5 square millimeters. When the utility model is used, the cover body 2 is opened, liquid is filled into the containing cavity from the liquid inlet port 11, and then the cover is closed for heating, and the cover has certain sealing property when being connected with the heating container, so that gas is accumulated in the containing cavity after the heating for a period of time, and the liquid in the containing cavity is pressed into the brewing chamber 3; wherein the utility model discloses to the injecing of through-flow cross-section on the liquid outflow route, to liquid flow restriction, make liquid have certain water pressure to dash room 3 and strike when flowing out to dash room 3 in, the beverage preparation of being more convenient for, the liquid outflow of the relative traditional preparation machine of liquid outflow is more lasting simultaneously for the beverage extraction is more abundant. In addition, the section of the exhaust channel 5 is limited, so that the pressure in the cavity is effectively released, the excessive pressure is avoided, and proper and relatively stable pressure is provided for preparing the beverage; to sum up the utility model discloses can realize simple and practical, dash the bubble pressure stability.
The cover described in the utility model can include various deformations, such as a movable door, a flexible silica gel sheet and the like, and the cover allows the relative inlet to move or deform under any condition so as to control the inlet. The brewing chamber 3 in this embodiment preferably comprises a funnel or filter cup having a liquid outlet opening in its bottom wall, into which the food is introduced in a dry or substantially dry state, any moist or saturated food remaining in the funnel or filter cup being removed and reused or discarded after the preparation of the beverage is completed. For example, the funnel may contain food items such as coffee capsules, soft "pod" or tea bags therein, and the filter cup may contain food items such as loose coffee grounds, tea leaves therein.
in one embodiment, a circulating electric heating pipe 6 is arranged on the heating container 1, and an inlet end 61 and an outlet end 62 of the circulating electric heating pipe 6 are respectively communicated with the containing cavity of the heating container 1 to heat liquid in the cavity.
Specifically, a second liquid inlet channel 15 and a second liquid outlet channel 16 which are communicated with the accommodating cavity are arranged on the heating container 1, an inlet end 61 of the circulating electric heating pipe 6 is communicated with the second liquid outlet channel 16, and an outlet end 62 of the circulating electric heating pipe 6 is communicated with the second liquid inlet channel 15 of the heating container 1.
In order to facilitate the internal liquid flow, the bottom end of the second liquid inlet channel 15 is communicated with the outlet end 62 of the circulating electric heating pipe 6, and the top end extends into the cavity; the lower end of the second liquid outlet channel 16 is communicated with the inlet end of the circulating electric heating pipe 6, the upper end of the second liquid outlet channel is arranged in the containing cavity, and the top end of the second liquid inlet channel 15 is higher than the lower end of the second liquid outlet channel 16 so as to heat and circulate through pressure difference; specifically, the outlet end of the second liquid outlet channel 16 is positioned at a corresponding position of 20ml to 100ml of the liquid level in the heating container 1, when the hot liquid in the container is discharged to a preset volume, the heating of the liquid is automatically stopped, and the liquid can be completely discharged through the residual steam, so that the energy is saved.
preferably, a check valve 7 is arranged between the second liquid outlet channel 16 and the inlet end 61 of the circulating electric heating pipe 6.
Preferably, a pressure relief channel 8 is arranged on the upper portion of the heating container 1 or the cover body 2, the pressure relief channel 8 is communicated with the cavity of the heating container 1 and the outside, and a pressure relief valve 81 is arranged on the pressure relief channel 8, that is, when the pressure in the heating container 1 exceeds the safety pressure set by the pressure relief valve 81, the pressure relief valve 81 is opened to release the pressure to control the steam pressure in the heating container 1.
specifically, a first liquid outlet channel 17 is arranged on the heating container 1, the upper end of the first liquid outlet channel 17 is communicated with the liquid outlet port 12, the lower end of the first liquid outlet channel is communicated with the accommodating cavity, and the first liquid outlet channel is arranged at a position which is less than 3mm away from the bottom of the accommodating cavity.
Moreover, in order to ensure that a certain amount of steam can be stored in the heating container 1 and control the discharge of liquid and steam through preset channels, flexible sealing parts, such as silica gel, can be arranged at the movable connection positions of the channels according to requirements.
In addition, the cover body 2 is hinged with the heating container 1, namely the cover body 2 is opened by rotation, and is convenient to open and close. Further, a locking mechanism is arranged between the cover body 2 and the heating container 1 so as to lock and connect the cover body 2 and the heating container 1; and when the air pressure value in the accommodating cavity of the locking mechanism is greater than a set value, the locking mechanism locks to prevent the cover body 2 from being opened, so that the safety protection is realized.
Referring to fig. 5, in another embodiment, an electric heater 9 is connected to the heating container 1 to heat the liquid in the heating container 1. The electric heater 9 may be an electric heating tube, an electric heating film, an electric heating plate, an electric heating pot, an electric heating body, or the like, which can continuously heat the liquid. Also the electric heater 9 in the beverage preparation machine of the present invention may be provided with a control unit, such as a temperature controller, a button, a knob, a switch and/or a PCB control board, to allow a user to control the beverage preparation machine. Moreover, in this embodiment, the second liquid outlet channel and the second liquid inlet channel are omitted, and the first liquid outlet channel is omitted in this embodiment, and the liquid outlet channel is directly communicated with the bottom end of the cavity of the heating container through the liquid outlet pipeline, so that the liquid in the cavity is extruded through steam pressure and flows out of the liquid outlet pipeline to the brewing chamber 3.
While the above detailed structural and dimensional data is specific to the preferred embodiments of the invention, and the described embodiments are merely exemplary embodiments, it will be appreciated by those skilled in the art that the following embodiments are merely illustrative of the invention, and that various equivalent changes and substitutions may be made without departing from the spirit of the invention, and it is intended that all such changes and modifications as fall within the true spirit of the invention be embraced by the claims. In the claims, the word "comprising" does not exclude other steps or elements, and the indefinite article "a" or "an" does not exclude a plurality. The mere fact that certain measures are recited in mutually different dependent claims does not indicate that a combination of these measures cannot be used to advantage. Any reference signs in the claims shall not be construed as limiting the scope of the invention.

Claims (9)

1. A beverage preparation machine, comprising:
a heating container (1) for containing and heating a liquid for the preparation of a beverage, having an inlet port (11) for receiving the liquid and an outlet port (12) for discharging the liquid;
The cover body (2) is movably connected with a liquid inlet port (11) of the heating container (1) and is used for controlling liquid to enter and exit the heating container (1);
The exhaust channel (5) is arranged on the upper part of the heating container (1) or the cover body (2) and is communicated with the cavity of the heating container (1) and the outside;
And the through-flow section of at least one part of the exhaust channel (5) is between 0.3 and 2.5 square millimeters;
Wherein, the liquid outlet port (12) or the extension pipeline thereof has at least one through-flow section less than or equal to 4 square millimeters.
2. the beverage preparation machine of claim 1, wherein: an electric heater (9) is connected to the heating container (1) to heat the liquid in the heating container (1).
3. The beverage preparation machine of claim 1, wherein: the heating container (1) is provided with a circulating electric heating tube (6), and an inlet end (61) and an outlet end (62) of the circulating electric heating tube (6) are respectively communicated with the containing cavity of the heating container (1) to heat liquid in the cavity.
4. A beverage preparation machine as claimed in claim 3, wherein: the heating container (1) is provided with a second liquid inlet channel (15) and a second liquid outlet channel (16) which are communicated with the containing cavity, the inlet end (61) of the circulating electric heating tube (6) is communicated with the second liquid outlet channel (16), and the outlet end (62) of the circulating electric heating tube (6) is communicated with the second liquid inlet channel (15) of the heating container (1).
5. The beverage preparation machine of claim 4, wherein: the bottom end of the second liquid inlet channel (15) is communicated with the outlet end (62) of the circulating electric heating pipe (6), and the top end of the second liquid inlet channel extends into the cavity; the lower end of the second liquid outlet channel (16) is communicated with the inlet end of the circulating electric heat pipe (6), the upper end of the second liquid outlet channel is arranged in the containing cavity, and the top end of the second liquid inlet channel (15) is higher than the lower end of the second liquid outlet channel (16) so as to circularly heat through pressure difference.
6. the beverage preparation machine of claim 4, wherein: a check valve (7) is arranged between the second liquid outlet channel (16) and the inlet end (61) of the circulating electric heating pipe (6).
7. The beverage preparation machine of claim 1, wherein: heating container (1) upper portion or be equipped with pressure release passageway (8) on lid (2), pressure release passageway (8) intercommunication the appearance chamber and the external world of heating container (1), just be provided with relief valve (81) on pressure release passageway (8), by relief valve (81) control steam pressure in heating container (1).
8. The beverage preparation machine of claim 1, wherein: the heating container (1) is provided with a first liquid outlet channel (17), the upper end of the first liquid outlet channel (17) is communicated with the liquid outlet port (12), the lower end of the first liquid outlet channel is communicated with the accommodating cavity, and the first liquid outlet channel is arranged at a position which is less than 3mm away from the bottom of the accommodating cavity.
9. The beverage preparation machine of claim 1, wherein: a locking mechanism is arranged between the cover body (2) and the heating container (1) so as to lock and connect the cover body (2) and the heating container (1); and when the air pressure value in the accommodating cavity of the locking mechanism is greater than a set value, the locking mechanism locks to prevent the cover body (2) from being opened, so that the safety protection is realized.
CN201920149741.4U 2019-01-28 2019-01-28 Beverage preparation machine Active CN209789579U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920149741.4U CN209789579U (en) 2019-01-28 2019-01-28 Beverage preparation machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920149741.4U CN209789579U (en) 2019-01-28 2019-01-28 Beverage preparation machine

Publications (1)

Publication Number Publication Date
CN209789579U true CN209789579U (en) 2019-12-17

Family

ID=68821303

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920149741.4U Active CN209789579U (en) 2019-01-28 2019-01-28 Beverage preparation machine

Country Status (1)

Country Link
CN (1) CN209789579U (en)

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