CN115553636B - Foaming device, foaming system and beverage machine - Google Patents
Foaming device, foaming system and beverage machine Download PDFInfo
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- CN115553636B CN115553636B CN202211560697.9A CN202211560697A CN115553636B CN 115553636 B CN115553636 B CN 115553636B CN 202211560697 A CN202211560697 A CN 202211560697A CN 115553636 B CN115553636 B CN 115553636B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/40—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea
- A47J31/41—Beverage-making apparatus with dispensing means for adding a measured quantity of ingredients, e.g. coffee, water, sugar, cocoa, milk, tea of liquid ingredients
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/4403—Constructional details
Abstract
The invention provides a foaming device, a foaming system and a beverage machine, and belongs to the technical field of beverage equipment. The foam maker comprises: the foaming component comprises a first foaming net and a second foaming net which are oppositely arranged, and a first gap is formed between the first foaming net and the second foaming net; the first foaming net is provided with a plurality of penetrating first meshes, and the second foaming net is provided with a plurality of penetrating second meshes; the liquid inlet structure is communicated with the first gap; the air inlet structure is arranged on one side of the first foaming net, which is back to the second foaming net, and is provided with an air inlet cavity communicated with the first net holes and an air inlet communicated with the air inlet cavity; the containing structure is arranged on one side of the second foaming net back to the first foaming net and is provided with a containing cavity communicated with the second net holes and a foam outlet communicated with the containing cavity. The milk foam prepared by the foam maker is uniform and fine and has high stability.
Description
Technical Field
The invention relates to the technical field of beverage equipment, in particular to a foaming device, a foaming system and a beverage machine.
Background
Beverage machines are becoming more and more integrated and multifunctional, and a plurality of beverage machines are provided with foaming devices for users to prepare foamed milk. For example, chinese utility model patent with publication number CN215348495U discloses an automatic foaming device and a coffee machine, wherein a steam system is provided on the coffee machine, the steam system comprises a steam rod and a steam generating device, and the steam rod is connected with the steam generating device. The steam generating device can prepare steam, the steam rod can extend into the container containing milk, and the steam rod can inject the steam into the milk so as to prepare the foaming milk. However, the milk foam formed by such foaming devices is of different sizes and is easily broken.
Disclosure of Invention
In view of the above problems in the prior art, the present invention provides a foaming device, a foaming system and a beverage machine, which can form uniform and fine milk foam.
In order to solve the problems, the technical scheme provided by the invention is as follows:
a foamer comprising:
the foaming assembly comprises a first foaming net and a second foaming net which are oppositely arranged, wherein a first gap is formed between the first foaming net and the second foaming net, and the first gap can enable the inflowing milk to spread in a film shape to form a liquid film in the first gap; the first foaming net is provided with a plurality of penetrating first meshes, and the second foaming net is provided with a plurality of penetrating second meshes;
the liquid inlet structure is communicated with the first gap and is used for inputting milk into the first gap;
the air inlet structure is arranged on one side, back to the second foaming net, of the first foaming net and provided with an air inlet cavity communicated with the first mesh openings and an air inlet communicated with the air inlet cavity, and the air inlet structure is used for inputting air to the first gap through the first mesh openings and blowing out a liquid film in the first gap through the second mesh openings to form milk bubbles;
and the containing structure is arranged on one side of the second foaming net back to the first foaming net and is provided with a containing cavity communicated with the second net holes and a foam outlet communicated with the containing cavity.
The milk foam prepared by the foam maker is uniform and fine and has high stability.
Optionally, the first mesh is opposite the second mesh. Is not only beneficial to improving the foaming efficiency, but also beneficial to improving the milk foam quality.
Optionally, the apertures of the first mesh are tapered along a first direction, the first direction being a direction of gas flow through the first mesh; and/or
The aperture of the second mesh is tapered in a second direction, which is a direction in which gas flows through the second mesh. Can improve the gas flow rate, and is beneficial to improving the preparation efficiency of the milk foam and the quality of the prepared milk foam. The liquid film in the first gap can be trapped in the second mesh, and the milk foam preparation efficiency and the prepared milk foam quality can be improved.
Optionally, the first gap between the first foam web and the second foam web is 0.3mm to 1.5 mm; and/or
The aperture of the first mesh is 0.1mm to 0.7mm; and/or
The aperture of the second mesh is 0.1mm to 0.7mm.
Configuring the first gap, the first mesh and the second mesh to have the above size ranges facilitates forming a milk foam having a suitable size, uniformity, fineness and higher stability.
Optionally, the feed liquor structure still include the feed liquor chamber and with the inlet of feed liquor chamber intercommunication, the feed liquor chamber encircles first clearance sets up, just the feed liquor chamber passes through the periphery of first clearance with first clearance intercommunication. Is beneficial to improving the uniformity of the prepared milk foam.
Optionally, the inlet structure is including the feed liquor cavity that is the tube-shape, first foaming net with the second foaming net blocks respectively the both ends of feed liquor cavity, the middle part orientation of first foaming net the sunken recess that forms of second foaming net, the diapire of recess with form between the second foaming net first clearance, just be equipped with on the diapire of recess first mesh, the periphery wall of recess with form between the internal perisporium of feed liquor cavity the feed liquor cavity. The structural design is ingenious, and the production and the processing are easy.
Optionally, the cross section of the groove is tapered along a first direction, the first direction is a direction in which gas flows through the first mesh, and the cross section of the groove is a section of the groove in a direction perpendicular to the first direction; and/or
The peripheral wall and the bottom wall of the groove are connected through a fillet structure or a chamfer structure.
So, be favorable to improving the gas flow rate, the cross-sectional area in feed liquor chamber is crescent along first direction moreover, is favorable to milk to flowing to first clearance.
Optionally, the air inlet structure includes an air inlet cavity with an open end, the first foam net blocks the open end of the air inlet cavity, and the air inlet cavity and the first foam net jointly define the air inlet cavity.
Optionally, the air inlet cavity is provided with a first air inlet and a second air inlet communicated with the air inlet cavity. In this way, it is possible to produce milk foam with different gases or gas mixtures.
Optionally, the cross section of the air inlet cavity is circular, the first air inlet is arranged at a position close to a first tangent of the circular shape, the second air inlet is arranged at a position close to a second tangent of the circular shape, and the second tangent is parallel to the first tangent;
the air inlet direction of the first air inlet is parallel to the first tangent line, the air inlet direction of the second air inlet is parallel to the second tangent line, and the air inlet direction of the first air inlet and the air inlet direction of the second air inlet are both anticlockwise or clockwise. The two air flows are mixed uniformly and quickly.
Optionally, the accommodating structure comprises an accommodating cavity and a foam outlet pipeline, one end of the accommodating cavity is open, and the second foaming net blocks the open end of the accommodating cavity; one end of the foam outlet pipeline is communicated with the other end of the accommodating cavity, and the other end of the foam outlet pipeline forms the foam outlet.
Optionally, the foam maker further comprises a first sensor disposed in the air inlet cavity, and the first sensor is used for detecting the temperature of the gas in the air inlet cavity; and/or
The foam maker further comprises a second sensor arranged in the accommodating cavity, and the second sensor is used for detecting the temperature of the milk foam in the accommodating cavity. Thus, the temperature of the prepared milk foam can be accurately controlled.
A foaming system comprising a liquid supply assembly, a gas supply assembly and a foamer as described above; the liquid supply assembly is connected with the liquid inlet structure and used for conveying milk to the liquid inlet structure; the air supply assembly is communicated with the air inlet cavity through the air inlet and is used for conveying air to the air inlet cavity. The milk foam prepared by the foam maker is uniform and fine and has higher stability, so the foaming system using the foam maker also has the advantages.
A beverage maker comprising a foaming system as described above. Because the milk foam prepared by the foaming system is uniform and fine and has higher stability, the beverage machine using the foaming system also has the advantages.
According to the foaming device, milk can be conveyed into the first gap through the liquid inlet structure, the milk can be spread into the liquid film in the first gap, the air inlet structure blows air from one side of the first gap through the first mesh, the liquid film can be blown out from the other side of the first gap through the second mesh to form the liquid film column, the liquid film column is automatically broken after reaching a certain length and is closed under the action of surface tension to form the spherical milk bubble, and the formed milk bubble is uniform, fine and high in stability.
Drawings
FIG. 1 is a longitudinal cross-sectional view of a foamer of the invention;
FIG. 2 is a side view of the foamer of the present invention;
FIG. 3 is a longitudinal cross-sectional view of a foaming component;
FIG. 4 is an enlarged view of a portion of the foam assembly of FIG. 3;
FIG. 5 is a top view of a foam assembly;
FIG. 6 is a transverse cross-sectional view of the bubbler of the present invention;
fig. 7 is a schematic structural diagram of the foaming system of the present invention.
Description of reference numerals:
100-a foam maker; 110-a first foam web; 111-first mesh; 120-a second foamed web; 121-second mesh; 130-a first gap; 141-an air inlet cavity; 142-an air intake chamber; 143-first gas inlet; 144-a second air inlet; 151-liquid inlet cavity; 152-a liquid inlet chamber; 153-liquid inlet; 154-a first sinking platform; 155-a second sinking platform; 161-a receiving cavity; 162-a receiving cavity; 163-a foam outlet duct; 170-a first inductor; 180-a second inductor;
210-an infusion pump; 220-a heater; 230-a container;
310-a steam generator; 320-a regulating valve; 330-air pump.
Detailed Description
In order to make the technical solutions of the embodiments of the present invention better understood, the present invention will be described in detail below with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 to 4, an embodiment of the present invention provides a foaming machine 100, the foaming machine 100 is used for foaming milk, such as cow's milk, goat's milk, soy milk, etc., to prepare milk foam, and the foaming machine 100 can be applied to beverage machines, such as coffee machines, juice machines, etc. The foam maker 100 of the embodiment of the invention comprises a foaming component, a liquid inlet structure, an air inlet structure and a containing structure.
The foaming component comprises a first foaming net 110 and a second foaming net 120 which are oppositely arranged, a first gap 130 is formed between the first foaming net 110 and the second foaming net 120, and the first gap 130 can enable the inflowing milk to spread in a film shape to form a liquid film in the first gap 130. The first foaming net 110 is provided with a plurality of first through meshes 111, the second foaming net 120 is provided with a plurality of second through meshes 121, and the first through meshes 111 and the second through meshes 121 are communicated with the first gaps 130.
A liquid inlet structure is communicated with the first gap 130, and the liquid inlet structure is used for inputting milk into the first gap 130, so that the milk spreads in a film shape in the first gap 130 and forms a liquid film in the first gap 130. Optionally, the milk includes, but is not limited to cow's milk, goat's milk, soy milk, or the like.
An air inlet structure is arranged on the side of the first foaming net 110 opposite to the second foaming net 120, the air inlet structure is provided with an air inlet cavity 142 communicated with the first mesh 111 and an air inlet communicated with the air inlet cavity 142, and the air inlet structure is used for inputting air to the first gap 130 through the first mesh 111 and blowing out a liquid film in the first gap 130 through the second mesh 121 to form milk bubbles. The air inlet is used for connecting with an external air supply assembly, and the air supply assembly can supply air to the air inlet cavity 142 through the air inlet and blow the air into the first mesh 111 through the air inlet cavity 142.
A receiving structure is disposed on a side of the second foam net 120 opposite to the first foam net 110, and the receiving structure has a receiving cavity 162 communicated with the second mesh 121 and a foam outlet communicated with the receiving cavity 162. The receiving cavity 162 is used for collecting the formed milk foam, and the foam outlet is used for outputting the milk foam outwards. For example, the frothing port can be used in connection with a duct or a frothing mouth through which the milk froth can be output into the user's container.
According to the foaming device 100 provided by the embodiment of the invention, milk can be conveyed into the first gap 130 through the liquid inlet structure, the milk can be spread into a liquid film in the first gap 130, the air inlet structure blows air from one side of the first gap 130 through the first mesh 111, the liquid film can be blown out from the other side of the first gap 130 through the second mesh 121 to form a liquid film column, the liquid film column is broken automatically after reaching a certain length and is closed under the action of surface tension to form a spherical milk bubble, and the formed milk bubble is uniform, fine and high in stability.
As shown in fig. 3 to 5, in some embodiments, the first mesh 111 is opposite to the second mesh 121. Thus, the gas directly blows the liquid film between the first mesh 111 and the second mesh 121 into the second mesh 121 through the first mesh 111 and blows the liquid film out through the second mesh 121 to form the milk foam, the gas does not need to flow in the first gap 130 in a direction parallel to the first gap 130, the uniformity of the liquid film is prevented from being damaged, and the foaming efficiency and the quality of the milk foam are improved.
Optionally, the first meshes 111 of the first foaming net 110 and the second meshes 121 of the second foaming net 120 may be all opposite to each other, or a part of the first meshes 111 and a part of the second meshes 121 may be opposite to each other.
Optionally, the arrangement of the first meshes 111 on the first foam net 110 and the arrangement of the second meshes 121 on the second foam net 120 may be the same, and a fool-proof assembly structure may be disposed between the first foam net 110 and the second foam net 120, so that the first meshes 111 on the first foam net 110 and the second meshes 121 on the second foam net 120 are ensured to be opposite to each other one by one through the fool-proof assembly structure.
In some embodiments, the apertures of the first mesh 111 taper in a first direction, which is the direction of gas flow through the first mesh 111. Therefore, the gas flow rate can be improved, the liquid film can be blown into the second mesh 121 by the gas flow, and the milk foam preparation efficiency and the prepared milk foam quality can be improved. Alternatively, the first mesh 111 may have a truncated cone shape, a flared end of the first mesh 111 communicates with the air inlet cavity 142, and a constricted end of the first mesh 111 communicates with the first gap 130. Of course, the first mesh 111 may have other tapered or diverging shapes.
In some embodiments, the pores of the second mesh 121 taper in a second direction, which is the direction of gas flow through the second mesh 121. Therefore, the flared end of the second mesh 121 is communicated with the first gap 130, which is beneficial to the liquid film in the first gap 130 to be trapped in the second mesh 121, and is beneficial to improving the milk foam preparation efficiency and the prepared milk foam quality. Alternatively, the second mesh opening 121 may have a truncated cone shape, and of course, the second mesh opening 121 may have other tapered or divergent shapes.
In some embodiments, first foam web 110 and second foam web 120 have first gap 130 of 0.3mm to 1.5mm therebetween. The first gap 130 with the size range can form a liquid film with proper thickness, which is beneficial to forming uniform and fine milk foam.
In some embodiments, the first mesh 111 has a pore size of 0.1mm to 0.7mm; and/or the second mesh opening 121 has a pore size of 0.1mm to 0.7mm. The pore size of the first mesh 111 and the pore size of the second mesh 121 are within the above size range, and it is possible to form a milk foam having a suitable size and high stability.
As shown in fig. 1 and fig. 2, in some embodiments, the liquid inlet structure further includes a liquid inlet cavity 152 and a liquid inlet 153 communicated with the liquid inlet cavity 152, the liquid inlet cavity 152 is disposed around the first gap 130, and the liquid inlet cavity 152 is communicated with the first gap 130 through a periphery of the first gap 130. The liquid inlet 153 is used for being connected with a liquid supply assembly, the liquid supply assembly can convey milk into the liquid inlet cavity 152 through the liquid inlet 153, and the milk is uniformly supplemented into the first gap 130 from all directions through the periphery of the first gap 130, so that the uniformity of the prepared milk foam is improved. Optionally, the first gap 130 may be rounded as a whole to further improve the uniformity of the prepared milk foam. Alternatively, the liquid inlet 153 may be provided on the outer peripheral wall of the liquid inlet chamber 152.
It should be noted that the liquid inlet 153 is not limited to be connected to the first gap 130 through the annular liquid inlet cavity 152, the liquid inlet 153 may be directly connected to the first gap 130, or the liquid inlet 153 may be connected to the first gap 130 through the arc-shaped or semicircular liquid inlet cavity 152.
As shown in fig. 1, in some embodiments, the liquid inlet structure includes a liquid inlet cavity 151 in a cylindrical shape, the first foaming net 110 and the second foaming net 120 block two ends of the liquid inlet cavity 151 respectively, the middle portion of the first foaming net 110 faces to the recess of the second foaming net 120 to form a groove, the bottom wall of the groove and the second foaming net 120 form the first gap 130 therebetween, and the bottom wall of the groove is provided with the first mesh 111, the outer peripheral wall of the groove and the inner peripheral wall of the liquid inlet cavity 151 form the liquid inlet cavity 152 therebetween. Therefore, the first gap 130 can be formed between the first foaming net 110 and the second foaming net 120, and the annular liquid inlet cavity 152 can be defined between the first foaming net 110 and the inner peripheral wall of the liquid inlet cavity 151.
Optionally, the top and the bottom of the liquid inlet cavity 151 may be respectively provided with a first sinking platform 154 and a second sinking platform 155, the peripheral portion of the first foaming net 110 may be lapped on the first sinking platform 154, the peripheral portion of the second foaming net 120 may be lapped on the second sinking platform 155, and the middle portion of the first foaming net 110 may be recessed towards the second foaming net 120 to form a groove. Part of the air inlet structure can extend into the liquid inlet cavity 152 to abut against the peripheral edge of the first foaming net 110, and the air inlet structure can also be fixedly connected with the liquid inlet cavity 151, so that the first foaming net 110 is fixed in the liquid inlet cavity 151. For example, the air inlet structure may be in interference fit, threaded, or snap fit with the inlet chamber 151. Similarly, a part of the receiving structure may extend into the liquid inlet cavity 152 from the other end of the liquid inlet cavity 151, and abut against the peripheral edge of the second foaming net 120, and the receiving structure may be further fixedly connected to the liquid inlet cavity 151, so as to fix the second foaming net 120 in the liquid inlet cavity 151. For example, the receiving structure may be in interference fit, threaded connection, or snap-fit with the inlet cavity 151.
As shown in fig. 1 and 3, in some embodiments, the cross-section of the groove is tapered along a first direction, the first direction is a direction in which gas flows through the first mesh 111, and the cross-section of the groove is a cross-section of the groove in a direction perpendicular to the first direction. In this manner, it is beneficial to increase the gas flow rate, and the cross-sectional area of the inlet chamber 152 gradually increases in the first direction to facilitate the flow of milk toward the first gap 130. Alternatively, the groove may be in the shape of a rounded frustum. Optionally, the peripheral wall and the bottom wall of the groove are connected through a fillet structure or a chamfer structure. Thus, the milk can smoothly flow into the first gap 130.
In some embodiments, the air intake structure includes an air intake cavity 141 with an open end, the first foam web 110 blocks the open end of the air intake cavity 141, and the air intake cavity 141 and the first foam web 110 together define the air intake cavity 142. In this manner, gas in the gas inlet chamber 142 can directly enter the first mesh 111. Optionally, the air inlet cavity 141 may be cylindrical, a bottom end of the air inlet cavity 141 is open, a top end of the air inlet cavity 141 is closed, the first foam net 110 may be blocked at the bottom end of the air inlet cavity 141, and the air inlet may be disposed on a peripheral wall of the air inlet cavity 141. For example, the bottom end of the air inlet cavity 141 may be provided with a shrinking neck portion, the shrinking neck portion may be inserted into the liquid inlet cavity 151, and abut against the first foaming net 110 lapped on the first sinking platform 154, and the air inlet cavity 141 may be fixedly connected to the liquid inlet cavity 151 through the shrinking neck portion.
As shown in fig. 1 and fig. 6, in some embodiments, a first air inlet 143 and a second air inlet 144 are disposed on the air inlet cavity 141 and are communicated with the air inlet cavity 142. In this way, it is possible to produce milk foam with different gases or gas mixtures. For example, a first gas inlet 143 may be used to deliver vapor to the gas inlet chamber 142 and a second gas inlet 144 may be used to deliver ambient gas to the gas inlet chamber 142. When steam is supplied to the air inlet chamber 142 only through the first air inlet 143, a high temperature milk foam can be prepared, which has high stability and is not easily broken. When the normal temperature gas is only supplied to the air inlet cavity 142 through the second air inlet 144, the normal temperature milk foam can be prepared, which is convenient for direct drinking. When steam and normal temperature gas are simultaneously input into the air input chamber 142 through the first and second air input ports 143 and 144, the temperature of the prepared milk foam can be adjusted. Of course, the first and second gas inlets 143 and 144 are not limited to input of steam and normal temperature gas, but may input, for example, low temperature gas, nitrogen gas, or carbon dioxide, etc.
In some embodiments, the cross-section of the air inlet cavity 141 is circular, the first air inlet 143 is disposed at a position close to a first tangent of the circular shape, and the second air inlet 144 is disposed at a position close to a second tangent of the circular shape, the second tangent and the first tangent being parallel to each other; the air intake direction of the first air inlet 143 is parallel to the first tangent line, the air intake direction of the second air inlet 144 is parallel to the second tangent line, and both the air intake direction of the first air inlet 143 and the air intake direction of the second air inlet 144 are counterclockwise or clockwise. The cross section of the gas inlet cavity 141 is a section of the gas inlet cavity 141 along a first direction, and the first direction is a direction in which gas flows through the first mesh 111. That is, the gas of the first gas inlet 143 and the gas of the second gas inlet 144 respectively flow into the gas inlet 142 along a tangential direction similar to the gas inlet cavity 141, and the gas inlet direction of the first gas inlet 143 and the gas inlet direction of the second gas inlet 144 are both clockwise or counterclockwise, and the two gas flows can drive the gas in the gas inlet cavity 141 to rotate clockwise or counterclockwise, which is beneficial to the rapid and uniform mixing of the two gas flows.
In some embodiments, the receiving structure includes a receiving cavity 161 and a foam outlet pipe 163, one end of the receiving cavity 161 is open, and the second foam net 120 blocks the open end of the receiving cavity 161; one end of the bubble outlet pipe 163 is communicated with the other end of the accommodating cavity 161, and the other end of the bubble outlet pipe 163 forms the bubble outlet. The prepared milk foam can be effectively collected by the accommodating cavity 161 and output through the foam outlet pipe 163. Optionally, the entire receiving cavity 161 may also be approximately cylindrical, the top end of the receiving cavity 161 is open, another necking portion may be disposed at the top end of the receiving cavity 161, the another necking portion may extend into the liquid inlet cavity 152 from the bottom end of the liquid inlet cavity 151 and abut against the second foaming net 120 lapped on the second sinking platform 155, the another necking portion may be fixedly connected with the liquid inlet cavity 151, and one end of the foam outlet pipe 163 may be communicated with the bottom end of the receiving cavity 161. Optionally, a funnel structure may be disposed at the bottom end of the liquid inlet cavity 151, and one end of the foam outlet pipe 163 may be connected to the bottom end of the funnel structure, so as to facilitate the milk foam to flow into the foam outlet pipe 163.
In some embodiments, the foamer 100 further includes a first sensor 170 disposed in the air intake chamber 142, the first sensor 170 being adapted to sense the temperature of the gas in the air intake chamber 142. In this manner, accurate control of the intake air temperature of the intake chamber 142 is facilitated. For example, when the air inlet structure includes the first air inlet 143 and the second air inlet 144, the flow rates of the first air inlet 143 and the second air inlet 144 may be adjusted according to the detection result of the first sensor 170, so as to accurately control the air inlet temperature of the air inlet cavity 142, and thus accurately control the temperature of the prepared milk foam. Alternatively, the top end of the air inlet cavity 141 may be provided with a first through hole, and the first inductor 170 may extend into the air inlet cavity 142 through the first through hole.
In some embodiments, the foamer 100 further includes a second sensor 180 disposed in the receiving cavity 162, the second sensor 180 being adapted to detect the temperature of the milk foam in the receiving cavity 162. Thus, the temperature of the prepared milk foam can be accurately controlled. For example, when the air inlet structure includes the first and second air inlets 143 and 144, the flow rates of the first and second air inlets 143 and 144 may be reversely controlled according to the detection result of the second sensor 180, so as to accurately control the temperature of the prepared milk foam. Optionally, a second through hole may be disposed on a circumferential wall of the air inlet cavity 141, and the second inductor 180 may extend into the receiving cavity 162 through the second through hole. Alternatively, the first sensor 170 and the second sensor 180 may be various types of temperature sensors, and the types of the first sensor 170 and the second sensor 180 are not limited herein as long as temperature detection is possible.
Referring to fig. 7, an embodiment of the present invention further provides a foaming system, which includes a liquid supply assembly, a gas supply assembly and the foam maker 100 according to any of the above embodiments; the liquid supply assembly is connected with the liquid inlet structure and used for conveying milk to the liquid inlet structure; the gas supply assembly is communicated with the gas inlet cavity 142 through the gas inlet, and the gas supply assembly is used for conveying gas to the gas inlet cavity 142. Since the milk foam prepared by the foaming device 100 is uniform, fine and stable, the foaming system using the foaming device 100 also has the advantages.
Optionally, the liquid supply assembly may include an infusion pump 210, a liquid inlet end of the infusion pump 210 may be used to connect with a container 230 for storing milk, and a liquid outlet end of the infusion pump 210 may be connected with the liquid inlet structure. The container 230 may or may not be included as a component of the liquid supply assembly. For example, the inlet end of the infusion pump 210 may be connected to an inlet tube, which may be configured to be inserted into a container 230 holding milk. Optionally, the liquid supply assembly may further include a heater 220, the heater 220 may be disposed between the liquid delivery pump 210 and the liquid inlet structure, and the heater 220 is used for heating the milk to precisely control the temperature of the milk foam.
Alternatively, the gas supply assembly may include a first gas supply assembly for supplying steam and a second gas supply assembly for supplying other gas. The first gas supply assembly may include a steam generator 310 and a regulating valve 320, and the steam generator 310 may be connected to the first gas inlet 143 through the regulating valve 320. The second air supply assembly may include an air pump 330, an air outlet end of the air pump 330 may be connected to the second air inlet 144, and an air inlet end of the air pump 330 is configured to be connected to an air source. When the second air supply assembly is used for supplying air at normal temperature, the air inlet end of the air pump 330 may be directly connected to the external environment, and when the second air supply assembly is used for supplying carbon dioxide or nitrogen, the air inlet end of the air pump 330 may be provided with a connection structure for connecting with a carbon dioxide gas cylinder or a nitrogen gas cylinder.
The embodiment of the invention also provides a beverage machine, which comprises the foaming system in any embodiment. The milk foam prepared by the foaming system is uniform and fine and has higher stability, so the beverage machine using the foaming system also has the advantages. Optionally, the beverage machine includes, but is not limited to, a coffee machine, a juice machine, a bubbled water machine, and the like.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.
Claims (14)
1. A foamer comprising:
the foaming assembly comprises a first foaming net and a second foaming net which are oppositely arranged, wherein a first gap is formed between the first foaming net and the second foaming net, and the first gap can enable the inflowing milk to spread in a film shape to form a liquid film in the first gap; the first foaming net is provided with a plurality of penetrating first meshes, and the second foaming net is provided with a plurality of penetrating second meshes;
the liquid inlet structure is communicated with the first gap and is used for inputting milk into the first gap;
the air inlet structure is arranged on one side, back to the second foaming net, of the first foaming net and provided with an air inlet cavity communicated with the first mesh openings and an air inlet communicated with the air inlet cavity, and the air inlet structure is used for inputting air to the first gap through the first mesh openings and blowing out a liquid film in the first gap through the second mesh openings to form milk bubbles;
and the containing structure is arranged on one side of the second foaming net back to the first foaming net and is provided with a containing cavity communicated with the second net holes and a foam outlet communicated with the containing cavity.
2. The foamer of claim 1 wherein said first mesh is opposite said second mesh.
3. The foamer of claim 1 wherein the apertures of said first mesh are tapered in a first direction, said first direction being the direction of gas flow through said first mesh; and/or
The apertures of the second mesh are tapered along a second direction, which is a direction in which gas flows through the second mesh.
4. The foamer of claim 1 wherein said first foam web and said second foam web have said first gap between them of from 0.3mm to 1.5 mm; and/or
The aperture of the first mesh is 0.1mm to 0.7mm; and/or
The aperture of the second mesh is 0.1mm to 0.7mm.
5. The foamer of claim 1 wherein said intake structure further includes an intake cavity and an intake in communication with said intake cavity, said intake cavity being disposed around said first gap and said intake cavity being in communication with said first gap through a periphery of said first gap.
6. The bubbler according to claim 5, wherein the liquid inlet structure comprises a cylindrical liquid inlet cavity, the first foaming net and the second foaming net respectively block two ends of the liquid inlet cavity, the middle portion of the first foaming net is recessed towards the second foaming net to form a groove, the bottom wall of the groove and the second foaming net form the first gap, the bottom wall of the groove is provided with the first mesh, and the liquid inlet cavity is formed between the outer peripheral wall of the groove and the inner peripheral wall of the liquid inlet cavity.
7. The foamer of claim 6 wherein said groove tapers in cross-section in a first direction, said first direction being the direction of gas flow through said first mesh, said groove cross-section being a cross-section of said groove in a direction perpendicular to said first direction; and/or the peripheral wall and the bottom wall of the groove are connected through a fillet structure or a chamfer structure.
8. The foamer of claim 1 wherein said air intake structure includes an air intake cavity open at one end, said first foam web blocking the open end of said air intake cavity, said air intake cavity and said first foam web collectively defining said air intake cavity.
9. The foamer of claim 8 wherein said air intake cavity is provided with first and second air inlets communicating with said air intake cavity.
10. The foamer of claim 9 wherein said air intake cavity is circular in cross-section, said first air inlet being located adjacent a first tangent of the circle, said second air inlet being located adjacent a second tangent of the circle, said second tangent being parallel to said first tangent;
the air inlet direction of the first air inlet is parallel to the first tangent line, the air inlet direction of the second air inlet is parallel to the second tangent line, and the air inlet direction of the first air inlet and the air inlet direction of the second air inlet are both anticlockwise or clockwise.
11. The foamer of claim 1 wherein said containment structure includes a containment cavity and a foam outlet conduit, one end of said containment cavity being open, said second foam web sealing off the open end of said containment cavity; one end of the foam outlet pipeline is communicated with the other end of the accommodating cavity, and the other end of the foam outlet pipeline forms the foam outlet.
12. The foamer of claim 1 further including a first sensor disposed in said air intake chamber for sensing the temperature of gas in said air intake chamber; and/or the foamer further comprises a second sensor arranged in the accommodating cavity, and the second sensor is used for detecting the temperature of the milk foam in the accommodating cavity.
13. A foaming system comprising a liquid supply assembly, a gas supply assembly and a foamer as claimed in any one of claims 1 to 12; the liquid supply assembly is connected with the liquid inlet structure and used for conveying milk to the liquid inlet structure; the air supply assembly is communicated with the air inlet cavity through the air inlet and is used for conveying air to the air inlet cavity.
14. A beverage machine comprising the foaming system of claim 13.
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| CN202211560697.9A CN115553636B (en) | 2022-12-07 | 2022-12-07 | Foaming device, foaming system and beverage machine |
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| CN202211560697.9A CN115553636B (en) | 2022-12-07 | 2022-12-07 | Foaming device, foaming system and beverage machine |
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| CN115553636B true CN115553636B (en) | 2023-03-24 |
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| CN115553636A (en) | 2023-01-03 |
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