Milk foam device and beverage machine

Abstract

The utility model discloses a milk frother and drink machine, including: a base body, having a whipping chamber, a milk inlet hole, a liquid inlet hole, an air inlet hole and a milk froth outlet hole, the milk inlet hole, the liquid inlet hole, the air inlet hole and the milk froth outlet hole are all communicated with the whipping chamber, the milk inlet hole is used for communicating with a milk storage device, the air inlet hole is communicated with the external atmosphere, the liquid inlet hole is used for inputting liquid into the whipping chamber, and the liquid inlet hole is used for inputting liquid into the milk froth outlet hole; the liquid is used for stirring milk in the whipping cavity; an inlet of the first conveyor is used for being communicated with the liquid storage device, an outlet of the first conveyor is used for being communicated with the liquid inlet hole, and the first conveyor is used for pressurizing the liquid output by the liquid storage device and then conveying the liquid to the liquid inlet hole. According to the milk foam device, a steam and air mixing module does not need to be arranged, the structure is simplified, the whole structure of the milk foam device is more compact, the occupied space of the milk foam device is reduced, meanwhile, the cost of the milk foam device is reduced, and application and popularization of the milk foam device are better facilitated.

Description

Technical Field

[0001] This utility model relates to the field of household appliance technology, and in particular to a milk frother and beverage machine. Background Technology

[0002] A milk frother is a machine used to inject air into milk, causing the milk proteins to trap the air and form milk foam.

[0003] Chinese utility model patent CN221555316U discloses an automatic milk frothing device, including a solenoid valve, a mixed gas nozzle, a frothing chamber, a milk pump, a milk inlet, and a milk foam outlet. The solenoid valve is installed at the high-temperature, high-pressure mixed gas inlet and connected to the mixed gas nozzle via a pipe. The frothing chamber is connected to the mixed gas nozzle, with one end connected to the milk inlet and the other end connected to the milk foam outlet. The milk pump is installed at the milk inlet. The high-temperature, high-pressure mixed gas enters through the inlet, passes through the solenoid valve, and exits through the mixed gas nozzle. Milk enters through the milk inlet and is pumped into the frothing chamber by the milk pump. The frothing chamber mixes the high-temperature, high-pressure mixed gas and milk to form milk foam. However, because the aforementioned automatic milk frothing device requires a steam-air mixing module to mix air and steam to form a mixed gas, its structure is complex and occupies a large space. Utility Model Content

[0004] In order to overcome the shortcomings and deficiencies of the existing technology, this utility model provides a milk frother and a beverage machine.

[0005] The first embodiment of this utility model is achieved through the following technical solution:

[0006] Milk frothers, including:

[0007] The substrate has a whipping chamber, a milk inlet, a liquid inlet, an air inlet, and a milk foam outlet. The milk inlet, liquid inlet, air inlet, and milk foam outlet are all connected to the whipping chamber. The milk inlet connects to a milk storage device, the air inlet connects to the outside atmosphere, and the liquid inlet supplies liquid to the whipping chamber to agitate the milk within.

[0008] The first conveyor has an inlet for connecting to the liquid storage device and an outlet for connecting to the liquid inlet. The first conveyor is used to pressurize the liquid output from the liquid storage device and convey it to the liquid inlet.

[0009] The milk frother of the utility model, when whipping milk material, milk material in the milk storage device is transported to the whipping cavity through the milk inlet hole, at the same time, the liquid output by the liquid storage device is pressurized by the first conveyor and then transported to the liquid inlet hole, and then high flow rate liquid is output to the whipping cavity through the liquid inlet hole, the high flow rate liquid is used to impact the milk material in the whipping cavity, so that the milk material is stirred, because the flow rate of the high flow rate liquid is high, the pressure in the whipping cavity is reduced (Bernoulli principle), so that external air can be sucked into the whipping cavity through the air inlet hole, that is, the air inlet hole uses the Bernoulli effect generated by the high flow rate liquid to naturally intake air, so that the air and the milk material are fully mixed to form milk foam, and the milk foam is output through the milk foam outlet hole, the milk frother does not need to be provided with a steam-air mixing module, the structure is simplified, the overall structure of the milk frother is more compact, so that the occupied space of the milk frother is reduced, and the cost of the milk frother is also reduced, which is more conducive to the popularization and application of the milk frother.

[0010] In an embodiment, the liquid inlet hole is used to increase the flow rate of the liquid, so that the liquid inlet hole can provide high flow rate liquid to the whipping cavity, and ensure that the liquid input into the whipping cavity can efficiently stir the milk material.

[0011] In an embodiment, the air inlet hole is located on the side close to the liquid inlet hole, so that the milk material can be effectively prevented from flowing back at the air inlet hole, and the whipping effect of the milk material is improved.

[0012] In an embodiment, the milk inlet hole is located on the side close to the whipping cavity;

[0013] The base body also has a separation cavity and a communication port, the separation cavity communicates the liquid inlet hole and the air inlet hole, and the communication port is located between the separation cavity and the whipping cavity and communicates the separation cavity and the whipping cavity, so that the milk inlet hole and the air inlet hole can be separated, the milk material in the liquid inlet hole can be prevented from being whipped, the milk material can be reliably prevented from flowing back at the air inlet hole, and the whipping effect of the milk material is improved.

[0014] In an embodiment, the first conveyor includes a first pump body, that is, the first pump body can be used to pump the liquid in the liquid storage device to the liquid inlet hole, and the first pump body can be used to pressurize the liquid, so that the structure is simple and practical and the cost is low.

[0015] In an embodiment, the first pump body is a high-pressure low-flow pump, the high-pressure low-flow pump can convert the low-pressure liquid output by the liquid storage device into high-pressure liquid, the high-pressure liquid forms high flow rate liquid after being output through the liquid inlet hole, the high flow rate liquid impacts the milk material in the whipping cavity, so that the milk material is fully stirred, the milk material and the air are fully mixed, and the whipping effect is improved, the cost of the high-pressure low-flow pump is low, the cost of the milk frother can be reduced, and the popularization and application of the milk frother are more conducive.

[0016] In an embodiment, the milk frother further comprises:

[0017] A second pump body, the inlet of the second pump body being connected to the milk storage device, and the outlet of the second pump body being connected to the milk inlet hole, the second pump body being used to pump the milk in the milk storage device to the milk inlet hole.

[0018] In an embodiment, the second pump body is a flow pump, which can pump the milk to the milk inlet hole, and has a small size, so as to reduce the overall size of the milk frother and save space.

[0019] In an embodiment, the second pump body is a flow pump, which can pump the milk to the milk inlet hole, and has a small size, so as to reduce the overall size of the milk frother and save space.

[0020] In an embodiment, the milk frother further comprises:

[0021] A heater, the inlet of the heater being connected to the liquid storage device, and the outlet of the heater being connected to the inlet of the first pump body, the heater being used to heat the liquid before the liquid enters the first pump body, so that when hot milk froth is needed, the heater can be started to heat the liquid output from the liquid storage device to a set temperature, and then the heated liquid is pumped to the whipping chamber; and when normal temperature milk froth is needed, the heater is turned off, and the liquid in the liquid storage device is directly pumped to the whipping chamber by the first pump body.

[0022] In an embodiment, the whipping chamber, the first pump body and the heater are arranged in sequence along the length direction of the base body, so as to improve the space utilization in the length direction of the base body and avoid occupying too much space in the width direction of the base body.

[0023] In an embodiment, the base body further has a communication channel, the inlet end of the communication channel being connected to the outlet of the first pump body, and the outlet end of the communication channel being connected to the liquid inlet hole, the width dimension of the communication channel being greater than the hole diameter of the liquid inlet hole.

[0024] In an embodiment, the diameter of the inlet end of the communication channel gradually decreases along the liquid flow direction of the communication channel, that is, the cross section of the inlet end of the communication channel is conical, which can guide the liquid into the liquid inlet hole, and can reduce the energy loss of the liquid, so that the liquid can maintain a high pressure and a high flow rate, thereby achieving sufficient stirring of the milk.

[0025] The second embodiment of the utility model is realized through the following technical scheme:

[0026] The beverage machine comprises the milk frother.

[0027] The beverage machine of the utility model, since the above-mentioned milk frother is adopted, based on the milk frother, the steam air mixing module is not needed to be arranged, the structure is simplified, the overall structure of the milk frother is more compact, thereby the occupied space of the milk frother is reduced, simultaneously, the cost of the milk frother is also reduced, thereby the cost of the beverage machine can be reduced, and the popularization and application of the beverage machine are more favorable.

[0028] The utility model discloses the beneficial effect:

[0029] The milk frother of the utility model, when whipping the milk material, the milk material in the milk storage device is transported to the whipping cavity through the milk inlet hole by the second conveyor, at the same time, the liquid in the liquid storage device is transported to the liquid inlet hole by the first conveyor, then the high flow rate liquid is output to the whipping cavity through the liquid inlet hole, the high flow rate liquid is utilized to impact the milk material in the whipping cavity, thereby realizing the stirring of the milk material, because the flow rate of the high flow rate liquid is high, the pressure in the whipping cavity is reduced (Bernoulli principle), the outside air can be inhaled into the whipping cavity through the air inlet hole, that is, the air inlet hole is naturally inhaled by utilizing the Bernoulli effect generated by the high flow rate liquid, thereby the air and the milk material are fully mixed to form the milk froth, the milk froth is output through the milk froth outlet, the milk frother does not need to arrange the steam air mixing module, the structure is simplified, the overall structure of the milk frother is more compact, thereby the occupied space of the milk frother is reduced, simultaneously, the cost of the milk frother is also reduced, and the popularization and application of the milk frother are more favorable. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 It is the three-dimensional structure schematic diagram of the milk frother of the utility model.

[0031] REFERENCE NUMERALS

[0032] 1, base body;11, whipping cavity;12, milk inlet hole;13, liquid inlet hole;14, air inlet hole;15, milk froth outlet;16, separation cavity;17, communication port;18, communication channel;2, second conveyor;3, first conveyor;4, heater. DETAILED DESCRIPTION

[0033] In the present specification, the orientation terms such as up, down, left, right, front, back, front surface, back surface, top, bottom, etc. mentioned or possibly mentioned are defined with respect to the configuration shown in the drawings, and they are relative concepts, thus, they can be changed accordingly depending on different positions and different use states. Therefore, these or other orientation terms should not be interpreted as restrictive terms.

[0034] Please refer toFigure 1 The utility model discloses a kind of milk frother, including:

[0035] Base 1, base 1 has whipping cavity 11, milk inlet hole 12, liquid inlet hole 13, air inlet hole 14 and milk froth outlet hole 15, milk inlet hole 12, liquid inlet hole 13, air inlet hole 14 and milk froth outlet hole 15 are all communicated whipping cavity 11, wherein, milk inlet hole 12 is used to communicate milk storage device, air inlet hole 14 is communicated with external atmosphere, liquid inlet hole 13 is used to input liquid to whipping cavity 11, to stir milk material in whipping cavity 11;And

[0036] First conveyor 3, the inlet of first conveyor 3 is used to communicate liquid storage device, the outlet of first conveyor 3 is used to communicate liquid inlet hole 13, and first conveyor 3 is used to pressurize the liquid output by liquid storage device and then deliver to liquid inlet hole 13.

[0037] The utility model discloses a kind of milk frother, when whipping milk material, milk material in milk storage device is delivered to whipping cavity 11 by milk inlet hole 12, while, the liquid output by liquid storage device is pressurized by first conveyor 3 and then delivered to liquid inlet hole 13, then high flow rate liquid is output to whipping cavity 11 by liquid inlet hole 13, high flow rate liquid is used to impact milk material in whipping cavity 11, to realize stirring milk material, since high flow rate liquid flow rate is higher, the pressure in whipping cavity 11 reduces (Bernoulli principle), so that external air can be inhaled into whipping cavity 11 by air inlet hole 14, that is, air inlet hole 14 is natural air inlet using Bernoulli effect generated by high flow rate liquid, so that air and milk material are fully mixed to form milk froth, milk froth is output by milk froth outlet hole 15, this milk frother does not need to set up steam air mixing module, simplify structure, make the overall structure of milk frother more compact, to reduce the occupied space of milk frother, simultaneously, also reduce the cost of milk frother, more conducive to the popularization and application of milk frother.

[0038] Wherein, it can be understood that the high flow rate liquid mentioned in the utility model is liquid with flow rate reaching to stir milk material in whipping cavity 11, and the liquid can be pure water or mineral water.

[0039] In an embodiment, liquid inlet hole 13 is used to increase liquid flow rate, so that liquid inlet hole 13 can provide high flow rate liquid to whipping cavity 11, to ensure that the liquid input in whipping cavity 11 can efficiently stir milk material.

[0040] Wherein, it can be understood that liquid inlet hole 13 is micro-aperture structure, to be able to output high flow rate liquid, realize effective stirring milk material.

[0041] Referring to Figure 1In an embodiment, the air inlet hole 14 is located on the side close to the liquid inlet hole 13, so as to effectively prevent the milk from flowing back in the air inlet hole 14, and improve the whipping effect.

[0042] Referring to Figure 1 In an embodiment, the milk inlet hole 12 is located on the side close to the whipping cavity 11.

[0043] The base 1 further has a separation cavity 16 and a communication port 17, the separation cavity 16 is connected with the liquid inlet hole 13 and the air inlet hole 14, the communication port 17 is located between the separation cavity 16 and the whipping cavity 11, and the communication port 17 is connected with the separation cavity 16 and the whipping cavity 11, so as to separate the milk inlet hole 12 and the air inlet hole 14, avoid whipping the milk near the liquid inlet hole 13, reliably prevent the milk from flowing back in the air inlet hole 14, and improve the whipping effect.

[0044] In an embodiment, the first conveyor 3 comprises a first pump body, that is, the first pump body can be used to pump the liquid in the liquid storage device to the liquid inlet hole 13, and the first pump body is used to pressurize the liquid, so the structure is simple and practical, and the cost is low.

[0045] In an embodiment, the first pump body is a high-pressure low-flow pump, the high-pressure low-flow pump can convert the low-pressure liquid output by the liquid storage device into high-pressure liquid, the high-pressure liquid forms high-flow liquid after being output through the liquid inlet hole 13, and the high-flow liquid impacts the milk in the whipping cavity 11, so as to fully stir the milk, make the milk fully mix with air, improve the whipping effect, the cost of the high-pressure low-flow pump is low, the cost of the milk frother can be reduced, and the milk frother is more conducive to popularization and application.

[0046] Of course, in other embodiments, the first conveyor 3 can comprise a centrifugal fan, and the centrifugal fan can also be used to convey the milk to the liquid inlet hole 13.

[0047] In an embodiment, the milk frother further comprises:

[0048] The second conveyor 2 has an inlet connected with the milk storage device, and an outlet connected with the milk inlet hole 12, and is used to convey the milk in the milk storage device to the milk inlet hole 12, so as to smoothly convey the milk to the milk inlet hole 12.

[0049] In an embodiment, the second conveyor 2 comprises a second pump body, that is, the second pump body can be used to pump the milk in the milk storage device to the milk inlet hole 12, so the structure is simple and practical, and the cost is low.

[0050] Of course, in other embodiments, the second conveyor 2 can comprise a centrifugal fan, and the centrifugal fan can also be used to convey the milk to the milk inlet hole 12.

[0051] In an embodiment, the second pump body is a flow pump, which can realize the extraction of milk material to the milk inlet hole 12, can meet the basic function of conveying milk material, and has a small volume, can reduce the overall volume of the milk frother, occupies less space, in addition, the flow pump has low cost, can reduce the cost of the milk frother, and is more conducive to the popularization and application of the milk frother.

[0052] Referring to Figure 1 In an embodiment, the milk frother further comprises:

[0053] The heater 4 has an inlet connected to the liquid storage device and an outlet connected to the inlet of the first conveyor 3. The heater 4 is used to heat the liquid before it enters the first conveyor 3. In this way, when hot milk froth is needed, the heater 4 can be started to heat the liquid output by the liquid storage device to a set temperature, and then the heated liquid is conveyed to the whipping chamber 11. When room temperature milk froth is needed, the heater 4 is turned off, and the liquid in the liquid storage device is directly pumped to the whipping chamber 11 through the first conveyor 3.

[0054] It should be understood that the heating temperature of the liquid can be set to a constant temperature or multiple set temperatures, so that the user can select according to the actual needs, improving the flexibility and convenience of use.

[0055] In an embodiment, the whipping chamber 11, the first conveyor 3 and the heater 4 are arranged in sequence along the length direction of the base body 1, so as to improve the space utilization rate in the length direction of the base body 1 and avoid occupying too much space in the width direction of the base body 1.

[0056] It should be understood that the length direction of the base body 1 is Figure 1 The upward and downward direction is shown.

[0057] In order to facilitate the connection between the base body 1 and the first conveyor 3, in an embodiment, the base body 1 further has a communication channel 18, the inlet end of the communication channel 18 is connected to the outlet of the first conveyor 3, the outlet end of the communication channel 18 is connected to the liquid inlet hole 13, and the width dimension of the communication channel 18 is greater than the hole diameter of the liquid inlet hole 13.

[0058] Referring to Figure 1 In an embodiment, the diameter of the inlet end of the communication channel 18 gradually decreases along the liquid flow direction of the communication channel 18, that is, the cross section of the inlet end of the communication channel 18 is conical, which can play a guiding role and realize the introduction of liquid into the liquid inlet hole 13, and at the same time, can reduce the energy loss of the liquid, so that the liquid can maintain high pressure and high flow rate, thereby realizing sufficient stirring of the milk material.

[0059] The preferred embodiment of the utility model provides a kind of beverage machine, comprising the milk frother described above.

[0060] The beverage machine of the utility model, since the above-mentioned milk frother is adopted, based on the milk frother not needing to be provided with a steam air mixing module, the structure is simplified, the overall structure of the milk frother is more compact, thereby the occupied space of the milk frother is reduced, simultaneously, the cost of the milk frother is also reduced, thereby the cost of the beverage machine can be reduced, and the beverage machine is more conducive to popularization and application.

[0061] The utility model is not limited to the above-mentioned embodiment, if various modifications or deformation of the utility model do not deviate from the spirit and scope of the utility model, if these modifications and deformation belong to the right claim and equivalent technical scope of the utility model, then the utility model also intends to contain these modifications and deformation.

Claims

1. A milk frother, characterized in that, The milk frother comprises: a base (1) having a whipping cavity (11), a milk inlet hole (12), a liquid inlet hole (13), an air inlet hole (14) and a milk froth outlet hole (15), the milk inlet hole (12), the liquid inlet hole (13), the air inlet hole (14) and the milk froth outlet hole (15) all communicating with the whipping cavity (11), wherein the milk inlet hole (12) is used for communicating with a milk storage device, the air inlet hole (14) communicates with the outside atmosphere, and the liquid inlet hole (13) is used for inputting liquid into the whipping cavity (11) to stir milk in the whipping cavity (11) with the liquid; and a first conveyor (3) having an inlet communicating with a liquid storage device and an outlet communicating with the liquid inlet hole (13), the first conveyor (3) being used for conveying liquid output by the liquid storage device to the liquid inlet hole (13) after pressurization. The liquid inlet hole (13) is used for increasing the flow rate of liquid.

2. The milk frother according to claim 1, characterized in that, The milk inlet hole (12) is located on a side close to the whipping cavity (11).

3. The milk frother according to claim 1, characterized in that, The base (1) further has a partition cavity (16) and a communication hole (17), the partition cavity (16) communicating with the liquid inlet hole (13) and the air inlet hole (14), and the communication hole (17) being located between the partition cavity (16) and the whipping cavity (11) and communicating the partition cavity (16) with the whipping cavity (11). The first conveyor (3) comprises a first pump body.

4. The milk frother according to claim 1, characterized in that, The milk frother further comprises:

5. The milk frother according to claim 1, characterized in that, a second conveyor (2) having an inlet communicating with a milk storage device and an outlet communicating with the milk inlet hole (12), the second conveyor (2) being used for conveying milk in the milk storage device to the milk inlet hole (12). The second conveyor (2) comprises a second pump body.

6. A milk frother according to claim 5, characterized in that, The milk frother further comprises:

7. The milk frother according to claim 1, characterized in that, a heater (4) having an inlet communicating with a liquid storage device and an outlet communicating with the inlet of the first conveyor (3), the heater (4) being used for heating liquid before the liquid enters the first conveyor (3). The base (1) further has a communication channel (18) having an inlet end communicating with the outlet of the first conveyor (3) and an outlet end communicating with the liquid inlet hole (13), the communication channel (18) having a width greater than the diameter of the liquid inlet hole (13).

8. The milk frother according to claim 1, characterized in that, The diameter of the inlet end of the communication channel (18) gradually decreases along the flow direction of the communication channel (18).

9. A milk frother according to claim 8, characterized in that, The milk frother comprises any one of claims 1-9.

10. A drinks machine characterised in that, ​

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