CN220045590U - Beverage machine - Google Patents

Abstract

The utility model discloses a beverage machine, which is used for preparing hot beverage and then cooling the hot beverage, and comprises the following steps: a preparation module comprising heating means for preparing a hot beverage, the preparation module having a water inlet for introducing cold water to be heated and a hot beverage outlet for releasing the hot beverage; a cooling module for cooling the hot beverage prepared by the preparation module, comprising a hot beverage inlet for introducing the hot beverage to be cooled and a cold beverage outlet for releasing the cooled hot beverage; the heat exchange module comprises a heat exchange cavity, wherein a cold water cavity, a hot drink cavity and a heat exchange medium are arranged in the heat exchange cavity, the cold water cavity is used for being respectively communicated with the water inlet and the cold water source so as to introduce cold water into the preparation module, and the hot drink cavity is used for being respectively communicated with the hot drink outlet and the hot drink inlet so as to introduce hot drink into the cooling module. Wherein the cold water cavity and the hot beverage cavity are not communicated, and the beverage machine is configured to enable the cold water cavity and the hot beverage cavity to exchange heat through a heat exchange medium.

Description

Beverage machine

Technical Field

The utility model relates to the technical field of beverage making equipment, in particular to a beverage machine.

Background

Beverage machines currently on the market have the function of cooling and releasing the prepared hot beverage, such as a tea infuser, requiring the use of heater power to preheat the drinking water to a specific temperature depending on the type of tea selected, and the infused tea is stored or released after cooling by a cooling module that requires a compressor and refrigeration system to operate to cool the prepared hot tea below the specific temperature to meet the tea storage requirements. The existing beverage machines of this type do not achieve a good energy-saving effect during the preparation and cooling of the beverage.

Accordingly, there is a need for a beverage machine that enables more energy efficient preparation and cooling of beverages to at least partially solve the above problems.

Disclosure of Invention

In the summary, a series of concepts in a simplified form are introduced, which will be further described in detail in the detailed description. The summary of the utility model is not intended to define the key features and essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

To at least partially solve the above problems, the present utility model provides a beverage machine for preparing a hot beverage and then cooling the hot beverage, comprising:

a preparation module comprising heating means for preparing the hot beverage, the preparation module having a water inlet for introducing cold water to be heated and a hot beverage outlet for releasing the hot beverage;

a cooling module for cooling the hot beverage prepared by the preparation module, comprising a hot beverage inlet for introducing the hot beverage to be cooled and a cold beverage outlet for releasing the cooled hot beverage; and

heat exchange module, including the heat exchange chamber, be provided with in the heat exchange chamber:

a cold water cavity which is used for communicating with the water inlet and the cold water source respectively so as to introduce cold water into the preparation module,

a hot beverage chamber for communicating with the hot beverage outlet and the hot beverage inlet, respectively, for introducing the hot beverage into the cooling module, and

the heat-exchange medium is a heat-exchange medium,

wherein the cold water chamber and the hot beverage chamber are not communicated, and the beverage machine is configured such that the cold water chamber and the hot beverage chamber exchange heat through the heat exchange medium.

According to the utility model, the hot beverage prepared by the preparation module of the beverage machine and the cold water which is about to enter the preparation module are subjected to heat exchange in the heat exchange module, so that the hot beverage is pre-cooled before entering the cooling module for cooling, and the cold water for preparing the hot beverage after heating is pre-heated before entering the preparation module for heating. Therefore, the beverage machine according to the present utility model has high heat exchange efficiency and heat recovery performance, and can achieve a more energy-saving effect.

Optionally, the heat exchange medium is a cavity wall of the cold water cavity or a cavity wall of the hot beverage cavity.

According to the utility model, when the heat exchange medium between the hot drink and the cold water is only the cavity wall of the cold water cavity or the cavity wall of the hot drink cavity, the hot drink and the cold water are directly subjected to heat exchange, the heat exchange efficiency is higher, the energy is saved, and the components and the structure of the beverage machine are simplified.

Optionally, the cold water cavity is sleeved outside the hot drink cavity, the heat exchange medium is the cavity wall of the hot drink cavity, or

The hot drink cavity is sleeved outside the cold water cavity, and the heat exchange medium is the cavity wall of the cold water cavity.

According to the utility model, the cold water cavity is sleeved outside the hot drink cavity, heat exchange is performed through the cavity wall of the hot drink cavity, or the hot drink cavity is sleeved outside the cold water cavity, and heat exchange is performed through the cavity wall of the cold water cavity, so that the heat exchange efficiency is higher.

Optionally, the cold water chamber and the hot beverage chamber are configured as a coiled tubing.

According to the utility model, the cold water cavity and the hot drink cavity are coiled together, so that the length of the cold water cavity and the hot drink cavity is longer, the heat exchange is more sufficient, and the coiled structure can save space.

Optionally, the cavity wall of the cold water cavity is in contact with the cavity wall of the hot beverage cavity, and the heat exchange medium is the cavity wall of the cold water cavity and the cavity wall of the hot beverage cavity.

According to the utility model, heat exchange can be carried out through the structure of the cold water cavity and the hot drink cavity which are closely adjacent, and the heat exchange medium is the cavity wall of the cold water cavity and the cavity wall of the hot drink cavity.

Optionally, the cold water chamber wall and the hot beverage chamber wall are formed as one piece.

According to the utility model, the cavity wall of the cold water cavity and the cavity wall of the hot drink cavity are integrally formed, so that the heat exchange efficiency is higher, and the material is saved.

Optionally, the beverage maker is configured such that a flow direction of the cold water in the cold water chamber is opposite to a flow direction of the hot beverage in the hot beverage chamber.

According to the utility model, the cold water in the cold water cavity flows in the opposite direction to the hot water in the hot water cavity, so that the hot water can be subjected to cold water with the lowest temperature as possible, and the cold water can be subjected to hot water with the highest temperature as possible, and the heat exchange efficiency is higher.

Optionally, the ratio of the area of the cross section of the cold water chamber perpendicular to the flow direction of the cold water to the area of the cross section of the hot beverage chamber perpendicular to the flow direction of the hot beverage is between 0.8 and 1.2.

According to the utility model, the area of the cross section of the cold water cavity perpendicular to the flow direction of cold water is similar to the area of the cross section of the hot drink cavity perpendicular to the flow direction of hot drink, so that the heat exchange efficiency can be higher.

Optionally, the heat exchange medium is a refrigerant, and the beverage machine further comprises a driving module for driving the refrigerant to circulate between the cold water cavity and the hot beverage cavity.

According to the utility model, the heat exchange medium can also be a refrigerant, and the refrigerant absorbs heat from the hot drink cavity and then circulates to the cold water cavity to release heat, so that heat exchange is realized through the circulation of the refrigerant.

Optionally, a solenoid valve is provided between the cold water chamber and the cold water source, and/or a solenoid valve is provided between the hot beverage chamber and the hot beverage outlet.

According to the utility model, the relative flow rates of cold water and hot drink can be controlled through the electromagnetic valve, so that higher heat exchange efficiency between the cold water and the hot drink is realized.

Optionally, the beverage machine further comprises a human-machine interaction device for a user to select a beverage type and/or set an operating parameter of the beverage machine.

According to the utility model, after the user selects the type of the beverage through the man-machine interaction module, the preparation module and the cooling module of the beverage machine can prepare and cool the beverage according to the corresponding preset parameters, or the user can set the working parameters of the beverage machine through the man-machine interaction device.

Optionally, the preparation module includes:

a heating chamber assembly for heating the cold water, the heating chamber assembly comprising a heating chamber for containing the cold water and the heating means for heating the heating chamber, wherein the heating chamber is connected to the cold water chamber;

a preparation chamber assembly comprising a preparation chamber for preparing the hot beverage, the preparation chamber comprising the hot beverage outlet; and

the water pump is respectively connected with the heating cavity and the preparation cavity and is used for pumping hot water in the heating cavity into the preparation cavity.

According to the utility model, cold water enters the heating cavity and is heated by the heating device, then is pumped into the preparation cavity by the water pump, and is prepared into hot drink in the preparation cavity and then is released through the hot drink outlet.

Optionally, the preparation chamber further comprises a second hot beverage outlet for releasing the hot beverage.

According to the utility model, the hot beverage can also be released directly from the preparation chamber through the second hot beverage outlet without cooling to provide the user with the hot beverage.

Optionally, the heating chamber assembly further comprises:

a temperature sensor for measuring the temperature of the heating chamber; and/or

And the liquid level sensor is used for measuring the water level in the heating cavity.

According to the utility model, hot drinks can be prepared after cold water is heated to a preset temperature, and the water level in the heating cavity can be monitored by the liquid level sensor and kept in a set range.

Optionally, the preparation chamber assembly further comprises:

a receiving portion for receiving a material that provides a solute for the hot beverage; and

and the material taking module is used for moving the materials from the accommodating part to the preparation cavity.

According to the utility model, the material in the accommodating part can be pre-stored, and when the hot beverage is prepared, the material in the accommodating part is moved to the preparation cavity through the material taking module so as to prepare the hot beverage in the preparation cavity.

Optionally, the beverage machine is a tea boiling and cooling integrated machine and is used for preparing hot tea and then cooling the hot tea, wherein the accommodating part is used for accommodating tea leaves or tea bags.

The beverage machine can be a tea boiling and cooling integrated machine, is used for cooling hot tea after preparing the hot tea, and can save energy in the process of preparing the herbal tea.

Drawings

The following drawings are included to provide an understanding of the utility model and are incorporated in and constitute a part of this specification. The drawings illustrate embodiments of the utility model and their description to explain the principles of the utility model.

In the accompanying drawings:

FIG. 1 is a schematic view of a beverage machine according to a preferred embodiment of the present utility model;

FIG. 2 is a partial schematic perspective view of a cold water chamber and a hot beverage chamber of a beverage machine according to a preferred embodiment of the present utility model;

fig. 3 is an example of a pipe in which the cold water chamber and the hot water chamber shown in fig. 2 are constructed to be coiled together, wherein fig. (a) is a side view and fig. (b) is a top view.

Reference numerals illustrate:

100: beverage machine

10: preparation module

11: water inlet

12: hot drink outlet

15: water pump

16: heating cavity

17: heating device

18: preparation cavity

20: cooling module

21: hot drink inlet

30: heat exchange module

31: heat exchange chamber

32: cold water cavity

33: hot drink cavity

34: heat exchange medium

41: first electromagnetic valve

42: second electromagnetic valve

50: cold water source

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

In the following description, a detailed description will be given for the purpose of thoroughly understanding the present utility model. It should be appreciated that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art. It will be apparent that embodiments of the utility model may be practiced without limitation to the specific details that are familiar to those skilled in the art. Preferred embodiments of the present utility model are described in detail below, however, the present utility model may have other embodiments in addition to these detailed descriptions.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is intended to include the plural unless the context clearly indicates otherwise. Furthermore, it will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Ordinal numbers such as "first" and "second" cited in the present utility model are merely identifiers and do not have any other meaning, such as a particular order or the like. Also, for example, the term "first component" does not itself connote the presence of "second component" and the term "second component" does not itself connote the presence of "first component".

It should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like are used herein for illustrative purposes only and are not limiting.

The utility model discloses a beverage machine which is used for cooling hot beverages after preparing the hot beverages.

Exemplary embodiments according to the present utility model will now be described in more detail with reference to the accompanying drawings.

As shown in fig. 1, in a preferred embodiment, the beverage machine 100 includes a preparation module 10, a cooling module 20, and a heat exchange module 30. Wherein the preparation module 10 is used for preparing a hot beverage, having a water inlet 11 for introducing cold water to be heated and a hot beverage outlet 12 for releasing the hot beverage. The cooling module 20 is used for cooling the hot beverage prepared by the preparation module 10, and comprises a hot beverage inlet 21 for introducing the hot beverage to be cooled and a cold beverage outlet (not shown in the figure) for releasing the cooled hot beverage. The heat exchange module 30 includes a heat exchange chamber 31, in which a cold water chamber 32, a hot beverage chamber 33, and a heat exchange medium 34 (shown in fig. 2) are disposed in the heat exchange chamber 31.

Wherein the cold water chamber 32 is adapted to communicate with the water inlet 11 and the cold water source 50 (e.g. a tap water pipe or a dedicated water supply), respectively, for introducing cold water into the preparation module 10. The hot beverage chamber 33 is adapted to communicate with the hot beverage outlet 12 and the hot beverage inlet 21, respectively, for introducing hot beverage into the cooling module 20. The cold water chamber 32 and the hot beverage chamber 33 are not in communication, and the beverage maker 100 is configured such that the cold water chamber 32 and the hot beverage chamber 33 exchange heat via the heat exchange medium 34. That is, the hot beverage after being prepared in the preparation module 10 is heat-exchanged with cold water to be heated before entering the preparation module before entering the cooling module for cooling.

In the utility model, the hot beverage needs to be cooled, and the cold water needs to be heated, and the hot beverage to be cooled and the cold water to be heated exchange heat in the heat exchange module 30, so that the beverage machine has heat recovery performance, the energy consumed by the preparation module 10 for heating the cold water and the cooling module 30 for cooling the hot tea is reduced, and the energy saving effect is realized.

In the present utility model, the heat exchange medium is a material having a high thermal conductivity (for example, a thermal conductivity of 16W/(m·k) or more), for example, a metal or the like. Low thermal conductivity materials like air are not used as heat exchange medium.

In particular, the heat exchange medium 34 may be a wall of the cold water chamber 32 or a wall of the hot beverage chamber 33.

Preferably, as shown in fig. 2, the cold water chamber 32 is sleeved outside the hot beverage chamber 33, and the heat exchange medium 34 is a chamber wall of the hot beverage chamber 33. Alternatively, the hot beverage chamber 33 may be arranged to be sleeved outside the cold water chamber 32, in which case the heat exchange medium 34 is the wall of the cold water chamber 32. The walls of the cold water chamber 32 and the hot beverage chamber 33 may be of a material with a high thermal conductivity, such as metal. Therefore, in the structure of the cold water chamber 32 and the hot water chamber 33 of the present embodiment, only the chamber wall having a high thermal conductivity is used as the heat exchange medium, so that the heat exchange efficiency is high.

The cross section of the cold water chamber 32 or the hot beverage chamber 33 perpendicular to the flow direction may be different from the circular shape in fig. 2, for example, polygonal or other irregular shape, and the heat exchange area between the cold water chamber 32 and the hot beverage chamber 33 is larger when the cross sections are the same (the flow rates are the same), so as to improve the heat exchange efficiency.

Further, as shown in fig. 3, the cold water chamber 32 and the hot beverage chamber 33 are constructed as a pipe (water pipe) coiled together, so that the length of the cold water chamber 32 and the hot beverage chamber 33 can be made longer, thereby heat exchange is more sufficient, and the coiled structure can save space. The form of the coil is, for example, a convolution, an S-shape, a spiral shape, or the like.

Alternatively, the wall of the cold water chamber 32 is in contact with the wall of the hot beverage chamber 33, and the heat exchange medium 34 is the wall of the cold water chamber 32 and the wall of the hot beverage chamber 33. For example, cold water chamber 32 is juxtaposed with hot beverage chamber 33. In this arrangement, the wall of the cold water chamber 32 and the wall of the hot beverage chamber 33 can be formed as one body to improve heat exchange efficiency and have a simple structure. In this arrangement, the cold water chamber 32 and the hot beverage chamber 33 may still be configured as a coiled pipe.

Alternatively, the cold water chamber 32 and the hot water chamber 33 may be provided with a structure that they are mutually sleeved and contact with each other.

Preferably, as shown in fig. 2, the beverage maker is configured such that the flow direction D1 of cold water in the cold water chamber 32 is opposite to the flow direction D2 of hot beverage in the hot beverage chamber 33, which can be achieved by a suitable connection of the interface, thereby making the heat exchange efficiency higher.

Preferably, the area S1 of the cross section of the cold water chamber 32 perpendicular to the flow direction of the cold water is approximately or equal to the area S2 of the cross section of the hot beverage chamber 33 perpendicular to the flow direction of the hot beverage, for example, in a ratio of 0.8-1.2, the heat exchange efficiency can be made higher. As in the embodiment shown in fig. 2, the area S1 of the cross section of the cold water chamber 32 perpendicular to the flow direction of the cold water is an annular area, and the area S2 of the cross section of the hot beverage chamber 33 perpendicular to the flow direction of the hot beverage is a circular area.

Preferably, as shown in fig. 1, a first solenoid valve 41 is provided between the cold water chamber and the cold water source 50. A second solenoid valve 42 is provided between the hot beverage chamber and the hot beverage outlet 12. The relative flow rates of cold water and hot beverage can be controlled by the solenoid valves 41 and 42 so that the flow rates of cold water and hot beverage are similar or equal, thereby making heat exchange more sufficient.

It will be appreciated that when water is filled into the preparation module 10 for the first time, hot beverage is not prepared, heat exchange is not performed, then cold water is always present in the cold water cavity 32, after the preparation of hot beverage is completed, the hot beverage cavity 33 of the heat exchange module 30 is controlled by the electromagnetic valve 42 to enter the hot beverage outlet 12, the hot beverage in the hot beverage cavity 33 exchanges heat with the cold water in the cold water cavity 32, and the prepared hot beverage completely enters the cooling module 20 through the hot beverage cavity 33.

It will be appreciated that the heat exchange medium 34 may also comprise other mediums than the walls, such as placing the cold water chamber and the hot beverage chamber in a heat conducting liquid, the heat exchange medium being the walls of the cold water chamber 32, the walls of the hot beverage chamber 33 and the heat conducting liquid.

Optionally, the heat exchange medium 34 is a refrigerant, in which case the beverage maker further comprises a drive module for driving the refrigerant to circulate between the cold water chamber 32 and the hot beverage chamber 33. The refrigerant is, for example, freon. In this embodiment, the refrigerant is vaporized by absorbing heat from the hot beverage chamber 33, is driven by the driving module to circulate to the cold water chamber 32 for condensation heat release, and the refrigerant continues to circulate to realize heat exchange between the cold water chamber 32 and the hot beverage chamber 33.

The preparation module 10 is described in detail below.

As shown in fig. 1, the preparation module 10 includes a heating chamber assembly, a preparation chamber assembly, and a water pump 15. Wherein the heating chamber assembly is for heating cold water, comprises a heating chamber 16 for containing cold water and a heating device 17 for heating the heating chamber 16, the heating chamber 16 being connected to the cold water chamber 32 via the water inlet 11. The preparation chamber assembly comprises a preparation chamber 18 for preparing a hot beverage, the preparation chamber 18 comprising a hot beverage outlet 12. The water pump 15 is connected to the heating chamber 16 and the preparation chamber 18, respectively, for pumping hot water in the heating chamber 16 into the preparation chamber 18.

Further, the preparation chamber assembly further comprises a receiving portion and a take out module. Wherein the container is used for containing materials for providing solute for hot beverage, such as tea, coffee powder, milk, concentrated juice, syrup, solid beverage, etc. The take-off module is used to move material from the receptacle into the preparation chamber 18 for preparing a hot beverage.

Preferably, the heating chamber assembly further comprises a temperature sensor for measuring the temperature of the heating chamber to heat the cold water to a set temperature.

Preferably, the heating chamber assembly further comprises a liquid level sensor for measuring the water level in the heating chamber to maintain the water level in the heating chamber 16 within a set range.

Further, the beverage maker 100 further comprises man-machine interaction means for a user to select a beverage type and/or to set an operating parameter of the beverage maker. The working parameters are parameters in the beverage preparation process, such as the temperature after cold water is heated, the duration of hot beverage preparation and the temperature after cooling. Specifically, the user selects the type of beverage through the man-machine interaction device, and the beverage machine automatically prepares and cools according to the preset parameters corresponding to the beverage, or the user sets and changes the working parameters through the man-machine interaction device.

Preferably, the preparation chamber 18 further comprises a second hot beverage outlet (not shown in the figures) for releasing the hot beverage to directly provide the hot beverage to the user without being cooled by the cooling module 20.

It will be appreciated that the beverage maker 100 comprises a control device, such as an MCU or MPU chip, which is electrically connected to the aforementioned electrical control components, such as heating means, solenoid valves, sensors, water pumps, cooling means, man-machine interaction means, etc., and controls the operation of these components by means of a built-in program.

Preferably, the beverage maker 100 is a tea-boiling and tea-cooling integrated machine for preparing hot tea and then cooling the hot tea, wherein the accommodating portion is used for accommodating tea leaves or tea bags.

The beverage machine according to the utility model comprises the following steps:

in the preparation phase:

(1) Connecting the beverage maker 100 to a cold water source 50 and a power source, respectively;

(2) When the heating chamber 16 is first filled with cold water, if the water level is below the upper limit, cold water will be automatically filled until the upper limit is reached;

(3) Setting the types of the beverages and the corresponding working parameters such as heating temperature, preparation time, cooling temperature and the like by a user through a man-machine interaction device, and placing the materials for preparing the beverages into the accommodating part;

in the using stage:

(4) The user selects the types of the beverages through the man-machine interaction device;

(5) Heating cold water in the heating cavity to a corresponding preset temperature, pumping to the preparation cavity, and mixing with materials;

(6) Preparing a hot beverage according to a preset preparation time;

(7) The two solenoid valves 41 and 42 are opened to release the hot beverage to the heat exchange module and supplement water to the heating cavity 16, so that cold water in the cold water cavity exchanges heat with the hot beverage in the heat exchange module, and the cold water and the hot beverage can pass through the heat exchange module at the same time and the same flow rate under the control of the solenoid valves, namely, the cold water with the same quantity as the hot beverage is preheated and then injected into the heating cavity for heating after the next user setting.

(8) The hot drink enters the cooling module after being pre-cooled by the heat exchange module, and a user can obtain a cold drink after the hot drink is further cooled by the cooling module.

The processes, steps described in all the preferred embodiments described above are examples only. Unless adverse effects occur, various processing operations may be performed in an order different from that of the above-described flow. The step sequence of the above-mentioned flow can also be added, combined or deleted according to the actual requirement.

Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model pertains. The terminology used herein is for the purpose of describing particular implementations only and is not intended to be limiting of the utility model. Features described herein in one embodiment may be applied to another embodiment alone or in combination with other features unless the features are not applicable or otherwise indicated in the other embodiment.

The present utility model has been described by way of the above embodiments, but it should be understood that the above embodiments are for illustrative and explanatory purposes only and that the utility model is not limited to the above embodiments, but is capable of numerous variations and modifications in accordance with the teachings of the utility model, all of which fall within the scope of the utility model as claimed.

Claims (16)

1. A beverage maker for preparing a hot beverage and then cooling the hot beverage, the beverage maker comprising:

a preparation module comprising heating means for preparing the hot beverage, the preparation module having a water inlet for introducing cold water to be heated and a hot beverage outlet for releasing the hot beverage;

a cooling module for cooling the hot beverage prepared by the preparation module, comprising a hot beverage inlet for introducing the hot beverage to be cooled and a cold beverage outlet for releasing the cooled hot beverage; and

heat exchange module, including the heat exchange chamber, be provided with in the heat exchange chamber:

a cold water cavity which is used for communicating with the water inlet and the cold water source respectively so as to introduce cold water into the preparation module,

a hot beverage chamber for communicating with the hot beverage outlet and the hot beverage inlet, respectively, for introducing the hot beverage into the cooling module, and

the heat-exchange medium is a heat-exchange medium,

wherein the cold water chamber and the hot beverage chamber are not communicated, and the beverage machine is configured such that the cold water chamber and the hot beverage chamber exchange heat through the heat exchange medium.

2. The beverage machine of claim 1, wherein the heat exchange medium is a cavity wall of the cold water chamber or a cavity wall of the hot beverage chamber.

3. A beverage maker according to claim 2, wherein,

the cold water cavity is sleeved outside the hot drink cavity, the heat exchange medium is the cavity wall of the hot drink cavity, or

The hot drink cavity is sleeved outside the cold water cavity, and the heat exchange medium is the cavity wall of the cold water cavity.

4. A beverage machine according to claim 3, wherein the cold water chamber and the hot beverage chamber are configured as a coiled pipe.

5. The beverage machine of claim 2, wherein the cold water chamber has a wall that contacts the hot beverage chamber, and wherein the heat exchange medium is the cold water chamber wall and the hot beverage chamber wall.

6. The beverage machine of claim 5, wherein the cold water chamber wall and the hot beverage chamber wall are integrally formed.

7. The beverage machine of claim 2, wherein the beverage machine is configured such that a flow direction of the cold water in the cold water chamber is opposite to a flow direction of the hot beverage in the hot beverage chamber.

8. Beverage machine according to claim 2, wherein the ratio of the area of the cross section of the cold water chamber perpendicular to the flow direction of the cold water to the area of the cross section of the hot beverage chamber perpendicular to the flow direction of the hot beverage is between 0.8-1.2.

9. The beverage machine of claim 1, wherein the heat exchange medium is a refrigerant, the beverage machine further comprising a drive module for driving the refrigerant to circulate between the cold water chamber and the hot beverage chamber.

10. Beverage machine according to claim 1, characterized in that a solenoid valve is arranged between the cold water chamber and the cold water source and/or a solenoid valve is arranged between the hot beverage chamber and the hot beverage outlet.

11. The beverage machine of claim 1, further comprising human-machine interaction means for a user to select a beverage type and/or to set operating parameters of the beverage machine.

12. Beverage machine according to any one of claims 1-11, wherein the preparation module comprises:

a heating chamber assembly for heating the cold water, the heating chamber assembly comprising a heating chamber for containing the cold water and the heating means for heating the heating chamber, wherein the heating chamber is connected to the cold water chamber;

a preparation chamber assembly comprising a preparation chamber for preparing the hot beverage, the preparation chamber comprising the hot beverage outlet; and

the water pump is respectively connected with the heating cavity and the preparation cavity and is used for pumping hot water in the heating cavity into the preparation cavity.

13. The beverage machine of claim 12, wherein the preparation chamber further comprises a second hot beverage outlet for releasing the hot beverage.

14. The beverage machine of claim 12, wherein the heating chamber assembly further comprises:

a temperature sensor for measuring the temperature of the heating chamber; and/or

And the liquid level sensor is used for measuring the water level in the heating cavity.

15. The beverage machine of claim 12, wherein the preparation chamber assembly further comprises:

a receiving portion for receiving a material that provides a solute for the hot beverage; and

and the material taking module is used for moving the materials from the accommodating part to the preparation cavity.

16. The beverage machine of claim 15, wherein the beverage machine is a tea-brewing and cooling machine for preparing hot tea and then cooling the hot tea, and wherein the receptacle is configured to receive tea leaves or tea bags.