CN215533653U

CN215533653U - Beverage extraction device

Info

Publication number: CN215533653U
Application number: CN202120399910.7U
Authority: CN
Inventors: 金文�; 胡伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2022-01-18
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a beverage extraction device, which comprises a machine body and a liquid container; the machine main body is provided with a material cavity, a liquid level sensor, a control device, an air exhaust device and an air supply device; the upper end of the material cavity is provided with a first communicating port communicated with the air exhaust device, and the liquid level sensor is positioned in the material cavity; the liquid container is positioned below the material cavity and is communicated with the outside, the lower end of the material cavity is provided with a siphon pipe which can be inserted into the liquid container, the lower end of the material cavity is provided with a second communication port which is communicated with the siphon pipe, and the second communication port is also provided with a first filtering piece; when the liquid level sensor detects that the liquid level in the material cavity reaches the preset height, the air exhaust device stops exhausting air, and the preset height is lower than the first communication port. In the beverage extraction device, the liquid level sensor is arranged in the material cavity, the liquid level in the material cavity can be detected by the liquid level sensor in the extraction process, and the phenomenon that the liquid in the material cavity is pumped into the air extraction device by the air extraction device due to overhigh liquid level can be avoided, so that the damage of the air extraction device is avoided.

Description

Beverage extraction device

Technical Field

The utility model belongs to the field of beverage making equipment, and particularly relates to a beverage extraction device.

Background

Cold extraction, i.e. extraction of coffee or tea by non-heated direct drinking water, has slowly started to be popular in the market for several years. The traditional cold extraction is soaking type extraction, the extraction time can reach the concentration requirement of drinking in about 10 hours, therefore, in order to shorten the extraction time, a mode of circulating water flow through the suction of an air pump is appeared on the market at present, so as to shorten the extraction time, however, the mode has a problem, the suction of the existing air pump is switched according to the preset time, if the quantity of added coffee powder or tea leaves is more, the water level during the suction is higher, the situation that water is directly sucked into the air pump can occur, and the damage of the air pump is caused.

Therefore, a new technology is needed to solve the problem of air pump water intake during cold extraction in the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a beverage extraction device which can prevent water from entering an air pump during cold extraction and ensure normal operation of equipment.

The utility model adopts the following technical scheme:

a beverage extraction device comprises a machine body and a liquid container;

the machine main body is provided with a material cavity, a liquid level sensor, a control device, an air extraction device for extracting air from the material cavity and an air supply device for supplying air to the material cavity; the upper end of the material cavity is provided with a first communicating port communicated with the air exhaust device, the liquid level sensor is positioned in the material cavity, and the control device is electrically connected with the air exhaust device, the air supply device and the liquid level sensor;

the liquid container is positioned below the material cavity and is communicated with the outside, the lower end of the material cavity is provided with a siphon pipe which can be inserted into the liquid container, the lower end of the material cavity is provided with a second communication port which is communicated with the siphon pipe, and the second communication port is also provided with a first filtering piece;

when the liquid level sensor detects that the liquid level in the material cavity reaches a preset height, the air exhaust device stops exhausting air, and the preset height is lower than the first communication port.

As a further improvement of the technical scheme of the utility model, the device also comprises an energy storage device for supplying power to the air suction device, the air supply device, the liquid level sensor and the control device.

As a further improvement of the technical scheme of the utility model, the main body comprises a main machine and a material box;

the control device, the air exhaust device and the air supply device are arranged on the host, and the host is also provided with an air duct communicated with the air exhaust device and the air supply device;

the material box is detachably and hermetically connected with the host, the material cavity is arranged in the material box, and the material box is detachably and hermetically connected with the siphon; the air duct with first opening intercommunication, level sensor sets up first opening.

As a further improvement of the technical scheme of the utility model, the air exhaust device, the air supply device and the air guide tube are connected through a three-way connector.

As a further improvement of the technical scheme of the utility model, the siphon is connected with the lower end of the material box through threads.

As a further improvement of the technical scheme of the utility model, the siphon comprises a disk part in threaded connection with the material box and a pipe part fixed at the lower end of the disk part, and the upper end of the pipe part is communicated with the second communication port.

As a further improvement of the solution according to the utility model, the first filter element is clamped between the siphon and the cartridge.

As a further improvement of the technical scheme of the utility model, the first filter element comprises a first conical support and a first filter layer covering the first support, the first support extends upwards into the material cavity, a convex clamping edge is arranged on the periphery of the lower end of the first support, and the clamping edge is clamped between the siphon and the material box.

As a further improvement of the technical scheme of the utility model, the host is provided with a clamping groove, and the upper end of the material box is provided with a bulge which can be clamped into the clamping groove and fixed.

As a further improvement of the technical scheme of the utility model, a circle of abutting convex ring is arranged at the upper end of the first communication port of the material box, a second sealing ring is arranged at the position of the main machine corresponding to the abutting convex ring, and the abutting convex ring is tightly abutted against the second sealing ring after the main machine is connected with the material box.

As a further improvement of the technical scheme of the utility model, the filter also comprises a second filter element arranged at the first communication port, and the second filter element is in threaded connection with the material box.

As a further improvement of the technical scheme of the utility model, the second filter element protrudes downwards into the material cavity, the second filter element comprises a second bracket in an inverted conical or circular truncated cone shape and a second filter layer covering the second bracket, and the second bracket is connected with the first communication port through threads.

As a further improvement of the technical scheme of the utility model, a one-way valve is arranged at the air inlet or the air outlet of the air extracting device, and the communication direction of the one-way valve is the air extracting direction.

As a further improvement of the technical scheme of the utility model, the lower end of the machine body is provided with a positioning skirt extending upwards around the siphon, and the upper end of the liquid container is butted with the inner side or the outer side of the positioning skirt.

As a further improvement of the technical scheme of the utility model, the liquid container is at least one of a first cup body and a second cup body;

the cup mouth of the first cup body is matched with the outer side of the positioning skirt;

the cup mouth of the second cup body is matched with the inner side of the positioning skirt edge.

As a further improvement of the technical solution of the present invention, the capacity of the first cup is larger than the capacity of the second cup.

As a further improvement of the technical solution of the present invention, the capacity of the first cup body is 2 times of the capacity of the second cup body.

As a further improvement of the technical scheme of the utility model, the cup cover is used for sealing the first cup body or the second cup body.

As a further improvement of the technical scheme of the utility model, a circle of connecting convex edge is arranged at the lower end of the cup cover, and the outer side of the connecting convex edge is matched with the cup mouth of the first cup body; the inner side of the connecting convex edge is in threaded connection with the second cup body.

As a further improvement of the technical scheme of the utility model, the upper end of the cup cover is provided with a drinking hole and a sealing cover for sealing the drinking hole.

Compared with the prior art, the utility model has the beneficial effects that:

in the beverage extraction device, the liquid level sensor is arranged in the material cavity, the liquid level in the material cavity can be detected by the liquid level sensor in the extraction process, and the phenomenon that the liquid in the material cavity is pumped into the air extraction device by the air extraction device due to overhigh liquid level can be avoided, so that the damage of the air extraction device is avoided.

Drawings

The technology of the present invention will be described in further detail with reference to the accompanying drawings and detailed description below:

fig. 1 is an isometric view of a beverage extraction device of the present invention;

FIG. 2 is a cross-sectional view of the beverage extraction device of the present invention;

FIG. 3 is an isometric view of a host machine;

FIG. 4 is a cross-sectional view of a host;

FIG. 5 is an exploded view of the host;

FIG. 6 is a schematic view of the cartridge and siphon tube assembled;

FIG. 7 is a cross-sectional view of the cartridge and siphon tube after assembly;

FIG. 8 is an exploded view of the cartridge and siphon tube;

FIG. 9 is a schematic view of a liquid container;

FIG. 10 is a cross-sectional view of the second cup and lid assembled;

FIG. 11 is an exploded view of the second cup and lid.

Reference numerals:

1-a machine body; 11-a host; 111-a liquid level sensor; 112-a control device; 113-an air extraction device; 1131-one-way valve; 114-gas supply means; 115-an energy storage device; 116-an airway tube; 117-three-way connection; 118-a card slot; 119-a second sealing ring; 12-a cartridge; 121-material cavity; 1121-first communication port; 1122-a second communication port; 122-a protrusion; 123-an abutting convex ring; 13-a siphon; 131-a disc portion; 1311-positioning the skirt; 132-a tube portion; 14-a first filter element; 141-a first support; 1411-clamping edges; 142-a first filter layer; 15-a first sealing ring; 16-a second filter element; 161-a second stent; 162-a second filter layer;

2-a liquid container; 21-a first cup; 22-a second cup; 23-a cup cover; 231-connecting flanges; 232-drinking mouth; 233-sealing cover.

Detailed Description

The conception, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The same reference numbers will be used throughout the drawings to refer to the same or like parts.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Further, the description of the upper, lower, left, right, etc. used in the present invention is only with respect to the positional relationship of the respective components of the present invention with respect to each other in the drawings.

Referring to fig. 1 to 11, a beverage extraction apparatus includes a main body 1 and a liquid container 2.

The machine body 1 is provided with a material cavity 121, a liquid level sensor 111, a control device 112, an air extraction device 113 for extracting air from the material cavity 121, and an air supply device 114 for supplying air to the material cavity 121; the upper end of the material cavity 121 is provided with a first communication port 1121 communicated with the air extractor 113, the liquid level sensor 111 is located in the material cavity 121, and the control device 112 is electrically connected with the air extractor 113, the air supply device 114 and the liquid level sensor 111. In one embodiment, the air-extracting device 113 and the air-supplying device 114 are both air pumps. The control device 112 is embodied as a control circuit board on which a microcontroller is mounted. The main body 1 is provided with control buttons through which the control device 112 can be set for operation and controlled for instructions.

The liquid container 2 is located below the material cavity 121 and is communicated with the outside, a siphon 13 which can be inserted into the liquid container 2 is arranged at the lower end of the material cavity 121, a second communication port 1122 which is communicated with the siphon 13 is arranged at the lower end of the material cavity 121, and a first filtering member 14 is further arranged on the second communication port 1122.

When the liquid level sensor 111 detects that the liquid level in the material chamber 121 reaches a predetermined height, the air suction device 113 stops sucking air, and the predetermined height is lower than the first communication port 1121. In one embodiment, the liquid level sensor 111 is an electrode type liquid level sensor 111 disposed at the first connection port 1121, and the lower ends of the two electrodes are lower than the first connection port 1121, when the liquid level rises to contact the two electrodes, the two electrodes are conducted, and the control device 112 obtains a signal from the liquid level sensor 111 and stops the air extraction of the air extraction device 113.

With the above configuration, when preparing a beverage, the raw material (for example, coffee powder or tea powder) is put into the material chamber 121, drinking water (normal temperature or ice water) is added to the liquid container 2, and the lower end of the siphon tube 13 is immersed below the liquid level of the liquid container 2. The starter main body 1, the control device 112 controls the air extractor 113 and the air feeder 114 to work at intervals, firstly, the air extractor 113 is started to extract air in the material cavity 121, the air pressure in the material cavity 121 is reduced, the water in the liquid container 2 is pressed into the material cavity 121 through the siphon 13 under the atmospheric pressure, the liquid level sensor 111 detects that the liquid level in the material cavity 121 rises to a preset height, the control device 112 controls the air extractor 113 to stop extracting air, and the liquid level is prevented from rising to the first communication port 1121 and being sucked into the air extractor 113 to cause damage to the air extractor 113; after the air extractor 113 stops extracting air, the air supplier 114 starts to supply air to the material cavity 121, the air pressure in the material cavity 121 is increased, liquid in the material cavity 121 is discharged to the liquid container 2 in a downward pressing mode, the air supplier 114 stops supplying air after starting for a certain time, the air extractor 113 is started again to extract air, and the operation is repeated, so that the liquid continuously circulates between the liquid container 2 and the material cavity 121, and raw materials in the material cavity 121 are extracted.

Preferably, referring to fig. 1 to 5, the beverage extraction device further includes an energy storage device 115 for supplying power to the air exhaust device 113, the air supply device 114, the liquid level sensor 111 and the control device 112, so that the whole beverage extraction device can be placed in a refrigerator without an external power supply, the air exhaust device 113 and the air supply device 114 cooperate to perform liquid circulation flow to extract raw materials in the refrigerator, and the extracted beverage is directly cold drink without waiting for cold storage and temperature reduction. The energy storage device 115 is a lithium battery, and the host 11 is provided with a charging port through which the energy storage device 115 can be charged.

Referring to fig. 1 to 8, the main body 1 includes a main body 11 and a magazine 12.

The control device 112, the air extracting device 113 and the air supply device 114 are arranged on the host 11, and the host 11 is further provided with an air duct 116 communicated with the air extracting device 113 and the air supply device 114. In one example, the air pumping device 113, the air supply device 114 and the air duct 116 are connected by a three-way connector 117, so that the opening of the host 11 is reduced, and the structure is more compact.

The material box 12 is detachably and hermetically connected with the main machine 11, the material cavity 121 is arranged in the material box 12, and the material box 12 is detachably and hermetically connected with the siphon 13; the air duct 116 is communicated with the first communication port 1121, and the liquid level sensor 111 is disposed at the first communication port 1121. When the raw materials are added into the material cavity 121, the material box 12 and the siphon 13 are detached, the material box 12 is inverted, the raw materials are added into the material box 12, then the siphon 13 is connected and sealed, and then the material box 12 and the main machine 11 are connected and sealed. Preferably, the cartridge 12 is transparent, so that a user can observe the preparation condition of the beverage through the cartridge 12 in the process of preparing the beverage, the lower end of the main machine 11 is further provided with a working state indicator lamp connected with the control device 112, light of the working state indicator lamp enters the material cavity through the cartridge, the user can directly see the color displayed by the working state indicator lamp outside, and different colors represent different working states, so that the current preparation condition is determined.

Specifically, the siphon tube 13 is screwed to the lower end of the cartridge 12. The upper end of siphon 13 has the internal thread, and the lower extreme of magazine 12 has the external thread, and the two match to realize the detachable connection between siphon 13 and magazine 12. The threaded connection part is also provided with a first sealing ring 15, the first sealing ring 15 has the effect of sealing the connection part of the siphon tube 13 and the material box 12, and leakage is avoided in the process of preparing the beverage. More specifically, the siphon tube 13 includes a disk portion 131 screwed to the cartridge 12 and a tube portion 132 fixed to a lower end of the disk portion 131, and an upper end of the tube portion 132 communicates with the second communication port 1122. The external thread of siphon 13 sets up on disk portion 131, and magazine 12 has the bulge loop at the upper end of external thread, and first sealing washer 15 is located the bulge loop, and disk portion 131 screws tightly on magazine 12 back, and the upper end of disk portion 131 presss from both sides tightly first sealing washer 15 with this bulge loop to realize sealed.

With reference to fig. 5 to 8, the first filter element 14 is clamped between the siphon tube 13 and the cartridge 12 to filter the raw material, so as to prevent the raw material from entering the liquid container 2 and affecting the drinking mouth 232, and the first filter element 14 is detachable by clamping, so that the first filter element 14 can be replaced after being dirty or damaged. Specifically, the first filter element 14 includes a first support 141 having a conical shape and a first filter layer 142 covering the first support 141, the first support 141 extends upward into the material chamber 121, a lower end periphery of the first support 141 is provided with a protruding clamping edge 1411, and the clamping edge 1411 is clamped between the siphon tube 13 and the cartridge 12. The first filter element 14 is conical, and the raw material particles are located on the outer surface of the cone during filtering, so that when the filter element needs to be cleaned, the outer surface can be directly cleaned, and the filter element is more convenient. Wherein the first filter layer 142 is a filter screen or a filter paper.

Wherein, referring to fig. 3 to 8, the host computer 11 is provided with a clamping groove 118, the upper end of the material box 12 is provided with a protrusion 122 which can be clamped into the clamping groove 118 and fixed, the detachable connection of the host computer 11 and the material box 12 is realized through the matching of the clamping groove 118 and the protrusion 122, the cleaning of the material box 12 is facilitated, and thus the short circuit caused by the water entering the host computer 11 when the material box 12 is cleaned is avoided. Specifically, the card slot 118 is first upward and then horizontal, the protrusion 122 is first upward snapped into the card slot 118 and then the card slot 118 is horizontally rotated, so as to be snapped into the card slot 118, and the host 11 and the card slot 118 cannot be separated from each other. The protrusions 122 are uniformly distributed at intervals, and the number and the position of the clamping grooves 118 correspond to those of the protrusions 122.

Preferably, referring to fig. 2, the material box 12 is provided with a circle of abutting convex ring 123 at the upper end of the first communication port 1121, the host 11 is provided with a second sealing ring 119 at a position corresponding to the abutting convex ring 123, after the host 11 is connected with the material box 12, the abutting convex ring 123 is tightly abutted against the second sealing ring 119, so that the phenomenon that the airtightness in the material cavity 121 is insufficient after the material box 12 is connected with the host 11, the work of the air extractor 113 and the air feeder 114 is affected, and meanwhile, the liquid leaks into the host 11 due to the occurrence of a water leakage gap, thereby causing a short circuit.

Preferably, referring to fig. 6 to 8, the beverage extraction device further includes a second filter 16 disposed at the first communication hole 1121, the second filter 16 is in threaded connection with the cartridge 12, and the second filter 16 can prevent powder of the raw material from entering the air extractor 113 through the first communication hole 1121, so that the air extractor 113 is damaged. Specifically, the second filter member 16 protrudes downward into the material cavity 121, the second filter member 16 includes a second support 161 in an inverted conical or circular truncated cone shape and a second filter layer 162 covering the second support 161, and the second support 161 is connected to the first communication hole 1121 through a thread. The downward projection 122 of the second filter element 16 provides the outer surface of the second filter element 16 with material for filtration, and facilitates cleaning of the outer surface when cleaning is desired. Wherein the second filter layer 162 is a filter screen or a filter paper.

Because air exhaust device 113 need outwards bleed, consequently air exhaust device 113 can be with material chamber 121 internal and external atmosphere intercommunication, and during the air feed, the gas that air feeder 114 supplied with can be followed air exhaust device 113 and discharged, reduces the circulation effect of air feeder 114 to liquid, in order to avoid this problem, air inlet or the gas outlet of air exhaust device 113 are equipped with check valve 1131, check valve 1131's direction of intercommunication is the direction of bleeding. Because the one-way valve 1131 is arranged, the air exhaust device 113 can normally perform air exhaust, and during air supply, the air supplied by the air supply device 114 is blocked by the one-way valve 1131, and cannot be exhausted out of the atmosphere through the air exhaust device 113, thereby ensuring the circulation effect of the air supply device 114 on the liquid.

Wherein, the lower end of the machine body 1 is provided with a positioning skirt 1311 protruding upwards around the siphon 13, and the upper end of the liquid container 2 is butted against the inner side or the outer side of the positioning skirt 1311, so that the machine body 1 is mounted on the liquid container 2. Specifically, the positioning skirt 1311 is provided at the lower end of the disc portion 131 of the siphon tube 13.

Wherein, referring to fig. 9-11, the liquid container 2 is at least one of a first cup 21 and a second cup 22; the cup mouth of the first cup body 21 is matched with the outer side of the positioning skirt 1311; the rim of the second cup 22 fits inside the positioning skirt 1311.

In one embodiment, the liquid container 2 is a first cup 21 only, the first cup 21 is generally used indoors only, and a handle is further provided on the first cup 21.

In one embodiment, the liquid container 2 is the second cup 22 only, and the second cup 22 can be taken out of the room with a person for drinking after the beverage is prepared.

In one embodiment, the liquid container 2 is a first cup 21 and a second cup 22, either of which is selected for use at the time of use. Wherein the capacity of the first cup 21 is greater than the capacity of the second cup 22. Specifically, the capacity of the first cup 21 is 2 times that of the second cup 22, for example, the capacity of the first cup 21 is 1.1L, the capacity of the second cup 22 is 550ml, and the beverage can be taken out and drunk after being directly prepared by using the second cup 22, or after the beverage is prepared by using the first cup 21, a part (for example, 550ml) is poured out and taken out and drunk in the second cup 22, and a part is left in the first cup 21 to be drunk indoors.

Preferably, the beverage extraction device also comprises a cup cover 23 for sealing the first cup body 21 or the second cup body 22, and after the beverage is prepared, the second cup body 22 or the first cup body 21 can be sealed by the cup cover 23 when the beverage is not drunk up or needs to be taken out for drinking, so that the beverage is prevented from leaking or impurities enter the cup. Specifically, a circle of connecting convex edge 231 is arranged at the lower end of the cup cover 23, and the outer side of the connecting convex edge 231 is matched with the cup opening of the first cup body 21; connect the inboard of chimb 231 with second cup 22 threaded connection through connecting chimb 231 and threaded connection, has realized the adaptation simultaneously with first cup 21 and second cup 22. The upper end of the cup cover 23 is provided with a drinking hole 232 and a sealing cover 233 for sealing the drinking hole 232, and the drinking can be directly drunk through the drinking hole 232. The inner and outer sides of the connecting flange 231 of the cup cover are provided with sealing rings so as to play a role in sealing when being assembled with the first cup body 21 or the second cup body 22 and avoid beverage leakage.

Other aspects of the beverage extraction device according to the present invention are described in the prior art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A beverage extraction device, characterized by: comprises a machine body and a liquid container;

2. The beverage extraction apparatus of claim 1, wherein: the device also comprises an energy storage device which is used for supplying power to the air exhaust device, the air supply device, the liquid level sensor and the control device.

3. The beverage extraction apparatus of claim 1, wherein: the main body comprises a main machine and a material box;

4. A beverage extraction device as claimed in claim 3, wherein: the air exhaust device, the air supply device and the air guide pipe are connected through a three-way connector.

5. A beverage extraction device as claimed in claim 3, wherein: the siphon is connected with the lower end of the material box through threads.

6. A beverage extraction device as claimed in claim 5, wherein: the siphon comprises a disc part in threaded connection with the material box and a pipe part fixed at the lower end of the disc part, and the upper end of the pipe part is communicated with the second communication port.

7. A beverage extraction device as claimed in claim 5, wherein: the first filter element is clamped between the siphon tube and the cartridge.

8. The beverage extraction apparatus of claim 7, wherein: the first filter element comprises a first conical support and a first filter layer covered on the first support, the first support upwards extends into the material cavity, a convex clamping edge is arranged on the periphery of the lower end of the first support, and the clamping edge is clamped between the siphon and the material box.

9. A beverage extraction device as claimed in claim 3, wherein: the host computer is provided with a clamping groove, and the upper end of the material box is provided with a bulge which can be clamped into the clamping groove and fixed.

10. A beverage extraction device as claimed in claim 3, wherein: the material box is arranged at the upper end of the first communication port and provided with a circle of butt convex ring, the host is provided with a second sealing ring at the position corresponding to the butt convex ring, and after the host and the material box are connected, the butt convex ring is tightly abutted to the second sealing ring.

11. A beverage extraction device as claimed in claim 3, wherein: still including setting up the second of first intercommunication mouth department filters, the second filter with magazine threaded connection.

12. The beverage extraction apparatus of claim 11, wherein: the second filter member protrudes downwards to extend into the material cavity, the second filter member comprises an inverted conical or round table-shaped second support and a second filter layer covering the second support, and the second support is connected with the first communication port through threads.

13. The beverage extraction apparatus of claim 1, wherein: the air inlet or the air outlet of the air extractor is provided with a one-way valve, and the communication direction of the one-way valve is the air extraction direction.

14. A beverage extraction device as claimed in any one of claims 1 to 13, wherein: the lower end of the machine main body is provided with a positioning skirt extending upwards around the siphon, and the upper end of the liquid container is butted with the inner side or the outer side of the positioning skirt.

15. The beverage extraction apparatus of claim 14, wherein: the liquid container is at least one of a first cup and a second cup;

16. The beverage extraction apparatus of claim 15, wherein: the capacity of the first cup is greater than the capacity of the second cup.

17. The beverage extraction apparatus of claim 16, wherein: the capacity of the first cup is 2 times of the capacity of the second cup.

18. The beverage extraction apparatus of claim 15, wherein: the cup lid is used for closing the first cup body or the second cup body.

19. The beverage extraction apparatus of claim 18, wherein: the lower end of the cup cover is provided with a circle of connecting convex edge, and the outer side of the connecting convex edge is matched with the cup opening of the first cup body; the inner side of the connecting convex edge is in threaded connection with the second cup body.

20. The beverage extraction apparatus of claim 18, wherein: the upper end of the cup cover is provided with a drinking opening and a sealing cover for sealing the drinking opening.