Milk foam machine with improved structure

Abstract

The utility model relates to a milk foam machine with an improved structure, which comprises a cup body internally provided with a stirring head, a heater arranged at the bottom of the cup body, and a lower housing arranged at the bottom of the cup body and internally provided with a motor, the motor is in driving connection with the stirring head, and a partition plate for separating the motor from the heater is further arranged in the lower housing. The partition plate is further provided with a supporting side plate which is arranged around the peripheral edge of the partition plate and attached to the inner side wall of the lower housing, and the supporting side plate and the partition plate jointly surround and cover the heater to form a heat insulation structure. Through a heat insulation structure formed by the supporting side plate and the partition plate, the motor can be prevented from being damaged by high temperature, the service life of the motor is prolonged, heat is concentrated to act on the bottom of the cup body, heat loss is greatly reduced, through the supporting effect of the supporting side plate, the overall structural strength of the milk foam machine can be enhanced, loosening and shaking are avoided, noise is low, and the service life is prolonged. In addition, the cup body is simple in structure and easier to produce and manufacture, so that the assembly convenience of the electric appliance components is better.

Description

Technical Field

[0001] The utility model relates to the field of beverage preparation devices, in particular to a milk frothing machine. Background Art

[0002] A milk frother is an electric appliance that stirs and froths milk-based liquid to produce liquid foam. Existing milk frothers, such as a technical solution named "A milk frother stirring device and a milk frother using the same" disclosed in Chinese patent literature, have patent applications numbered 201420245354.8. The milk frother solution mainly includes a cup body, a stirring head, a heater, a lower cover shell, and a motor, wherein the stirring head is arranged in the cup body, the heater is arranged at the bottom of the cup body, the lower cover shell is arranged at the bottom of the cup body, the motor is arranged in the lower cover shell, and the power output end of the motor is connected to the stirring head for driving. When in use, the stirring head is driven by the motor to rotate and stir, so that the milk-based liquid in the cup body can be stirred into milk foam. However, in actual application, it still has the following shortcomings:

[0003] First, since the heater is directly exposed in the lower cover, the heat generated by the heater will be transferred to the lower cover, which will cause heat loss and increase power consumption on the one hand, and on the other hand, the heat will be transferred to the motor and other electrical components, thereby placing the motor and other electrical components in a high temperature environment, making them easily damaged and reducing the service life of the motor.

[0004] Secondly, in order to make the overall structural strength of the milk frother better, to make it more stable, not loose or shaking, and to reduce noise, the bottom of the cup body extends downward to form an annular support foot. This not only complicates the overall structure of the cup body and increases the difficulty of manufacturing the cup body, but also easily hinders the assembly of electrical components such as heaters and motors, affecting the convenience of assembly.

[0005] Therefore, in view of the above-mentioned deficiencies of the above-mentioned solution, it is very necessary to improve its structure in order to better meet people's application needs. Utility Model Content

[0006] The utility model aims to solve the above-mentioned problems and shortcomings and provides a milk frothing machine with an improved structure. The heat-insulating structure formed by the supporting side plate and the partition plate can prevent the motor from being damaged by high temperature, thereby increasing the service life of the motor and concentrating the heat on the bottom of the cup body, greatly reducing the heat loss. At the same time, the supporting effect of the supporting side plate can enhance the overall structural strength of the milk frothing machine, so that the milk frothing machine does not shake loosely and makes less noise when frothing. The structure of the cup body can also be simplified, and the production and manufacturing can be easier, so that the assembly convenience of the electrical components is better.

[0007] The technical solution of the utility model is implemented as follows: an improved structure milk frothing machine, including a cup body with a stirring head, a heater arranged at the bottom of the cup body, and a lower cover shell arranged at the bottom of the cup body and equipped with a motor, the motor is drivingly connected to the stirring head, and is characterized in that a partition plate is also provided in the lower cover shell to separate the motor from the heater, the partition plate is also provided with a supporting side plate arranged around its edges and abutting against the inner side wall of the lower cover shell, and the supporting side plate and the partition plate are together placed around the heater to form a heat insulation structure.

[0008] Preferably, the partition plate is further provided with a raised portion raised upward, and a bottom surface of the raised portion is provided with an embedding groove, and the motor is embedded in the embedding groove.

[0009] Preferably, the bottom of the embedding groove is provided with a first through hole extending through the top surface of the raised portion, the bottom surface of the cup body is provided with a second through hole extending through the interior thereof, the motor is provided with a rotating shaft, and the rotating shaft passes through the first through hole and the second through hole in sequence and is connected to the stirring head.

[0010] Preferably, a sealing ring is provided between the first through hole and the rotating shaft, and between the second through hole and the rotating shaft, respectively, and the two sealing rings are in tight contact with each other.

[0011] Preferably, the lower cover shell includes a surrounding portion and a bottom shell portion, the surrounding portion is arranged between the bottom shell portion and the cup body, and the supporting side plate is abutted against the inner side wall of the surrounding portion.

[0012] Preferably, a buckle edge portion and a buckle edge groove which are buckled together are respectively provided between the cup body and the surrounding portion, and between the surrounding portion and the bottom shell portion.

[0013] Preferably, the partition plate is fixed on the bottom of the cup body, a support column is provided on the bottom shell portion, and the cup body is fixed on the bottom shell portion by fixing the partition plate on the support column.

[0014] Preferably, the number of the supporting columns is four.

[0015] Preferably, the utility model also includes a circuit board, an electrical connection seat, and a switch button. The circuit board is arranged below the partition plate, the switch button is arranged on the enclosure part, and the electrical connection seat is arranged on the bottom shell part. The electrical connection seat, the motor, and the switch button are electrically connected to the circuit board respectively.

[0016] Preferably, the cup body includes a cup body, a cup handle arranged on the cup body, and a cup cover placed on the cup body; the cup body is composed of a cylindrical body portion with an upper opening and a lower opening, a metal heat-conducting plate arranged at the lower opening, and a sealing gasket arranged between the lower opening and the metal heat-conducting plate, and the heater is arranged on the metal heat-conducting plate.

[0017] The utility model has the beneficial effects as follows: the utility model can cover the heater through the heat insulation structure formed by the supporting side plate and the partition plate, prevent the heat emitted by the heater from being transferred to the lower cover shell and the motor, avoid the motor from being damaged by high temperature, and improve the service life of the motor, and make the heat emitted by the heater act on the bottom of the cup body, which is conducive to making full use of heat energy, so as to better heat the milk-based liquid in the cup body and greatly reduce heat loss. At the same time, through the setting of the supporting side plate, the lower cover shell can be supported to enhance the structural strength of the lower cover shell, thereby improving the supporting strength of the lower cover shell, and then enhancing the overall structural strength of the milk frothing machine to ensure the overall stability of the milk frothing machine, and it is not easy to loosen and shake when making milk frothing, and the noise generation is greatly reduced. In addition, through such a structural design, it is not necessary to set a supporting foot separately at the bottom of the cup body, so that the structure of the cup body can be simple, the production and manufacturing can be easier, and it will not hinder the assembly of electrical components such as the heater and the motor, and the convenience of assembly is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the milk frothing machine in the utility model.

[0019] Figure 2 For this utility model Figure 1 Schematic diagram of the cross-sectional structure of the AA section.

[0020] Figure 3 It is a schematic diagram of the split structure of the milk frothing machine with a cross section in the utility model.

[0021] Figure 4 It is a structural schematic diagram of the heat insulation structure and the bottom shell of the utility model. DETAILED DESCRIPTION

[0022] like Figure 1 and Figure 2As shown, the utility model describes an improved structure milk frothing machine, comprising a cup body 1 with a stirring head 3, a heater 4 arranged at the bottom of the cup body 1, and a lower cover shell 2 arranged at the bottom of the cup body 1 and provided with a motor 5, wherein the motor 5 is drivingly connected to the stirring head 3. In order to achieve the purpose proposed by the utility model, the lower cover shell 2 is further provided with a partition plate 61 for separating the motor 5 from the heater 4, and the partition plate 61 is further provided with a supporting side plate 62 arranged around its four edges and abutting against the inner side wall of the lower cover shell 2, and the supporting side plate 62 and the partition plate 61 are together placed around the heater 4 to form a heat insulation structure 6. The utility model uses a heat insulation structure 6 formed by the supporting side plate 62 and the partition plate 61 to prevent the motor 5 from being damaged by high temperature, thereby increasing the service life of the motor 5 and concentrating the heat on the bottom of the cup body 1, thereby greatly reducing heat loss. At the same time, the supporting effect of the supporting side plate 62 can enhance the overall structural strength of the milk frother, so that the milk frothing machine does not shake or tremble when frothing milk, and the noise is low. The structure of the cup body 1 can also be simplified, and the manufacturing is easier, so that the assembly convenience of the electrical components is better.

[0023] In order to make the motor 5 closer to the cup body 1, so as to facilitate the connection of the motor 5 and the stirring head 3, as shown in FIG. Figure 3 As shown, the partition plate 61 is further provided with an upwardly protruding portion 63, and the bottom surface of the protruding portion 63 is provided with an embedding groove 64, and the motor 5 is embedded in the embedding groove 64. Through such a structural design, the overall structure of the milk frother can be made more compact, so that the overall volume can be controlled within a very reasonable range.

[0024] like Figure 3 As shown, the bottom of the embedding groove 64 is provided with a first through hole 65 penetrating to the top surface of the raised portion 63, the bottom surface of the cup body 1 is provided with a second through hole 10 penetrating to the inside thereof, the motor 5 is provided with a rotating shaft 51, and the rotating shaft 51 passes through the first through hole 65 and the second through hole 10 in sequence and is connected to the stirring head 3. Through such a structural design, the motor 5 can be directly connected to the stirring head 3, so that the rotation of the stirring head 3 is more reliable and not easy to fall off.

[0025] To ensure tightness, Figure 2 and Figure 3 As shown, a sealing ring 7 is provided between the first through hole 65 and the rotating shaft 51, and between the second through hole 10 and the rotating shaft 51, and the two sealing rings 7 are in tight contact with each other. This ensures reliable sealing, prevents liquid leakage, and thus prevents damage to electrical components.

[0026] In order to further improve the structure of the lower cover 2 and make it simple, scientific and reasonable, as Figure 3As shown, the lower cover 2 includes a blocking portion 21 and a bottom shell portion 22. The blocking portion 21 is arranged between the bottom shell portion 22 and the cup body 1, and the supporting side plate 62 is attached to the inner side wall of the blocking portion 21. The arrangement of the bottom shell portion 22 can ensure that the milk frother is placed stably as a whole. The arrangement of the blocking portion 21 can block and cover the heat insulation structure 6, the motor 5, the heater 4 and other components, so that people will not directly contact these components, which makes the use safer and also makes the milk frother more simple as a whole.

[0027] In order to ensure that the cup body 1, the surrounding part 21 and the bottom shell part 22 are installed and positioned together, and the assembly is stable and reliable and not easy to loosen, Figure 3 As shown, a buckle edge portion 201 and a buckle edge groove 202 are respectively provided between the cup body 1 and the surrounding portion 21, and between the surrounding portion 21 and the bottom shell portion 22. Specifically, the buckle edge portion 201 is provided at the upper and lower ends of the surrounding portion 21, and the buckle edge groove 202 is provided at the cup body 1 and the bottom shell portion 22. Of course, the buckle edge groove 202 can also be provided at the upper and lower ends of the surrounding portion 21, and the buckle edge portion 201 can be provided on the cup body 1 and the bottom shell portion 22.

[0028] In order to enhance the stability of the overall structure of the milk frother, it will not shake when making milk froth. Figure 2 and Figure 3 As shown, the partition plate 61 is fixed to the bottom of the cup body 1, and the bottom shell part 22 is provided with a support column 23, and the cup body 1 is fixed to the bottom shell part 22 by fixing the partition plate 61 to the support column 23. In this way, the partition plate 61 and the bottom shell part 22 can be used as the main support structure, and the enclosure part 21 can be used as an auxiliary and enhanced support structure to ensure the stability of the support. In actual application, the partition plate 61 is fixed to the bottom of the cup body 1 by screws, and the partition plate 61 is fixed to the support column 23 by screws.

[0029] like Figure 4 As shown, the number of the support columns 23 is four. This can ensure the stability of the support. In actual application, the raised portion 63 and the motor 5 are located in the middle of the partition plate 61, and the four support columns 23 are arranged around the motor 5. Such an arrangement is scientific and reasonable, ensuring the stability of the support.

[0030] like Figure 1 and Figure 3 As shown, the utility model further includes a circuit board 8, an electrical connection seat 9, and a switch button 100. The circuit board 8 is arranged below the partition plate 61, the switch button 100 is arranged on the enclosure 21, the electrical connection seat 9 is arranged on the bottom shell 22, and the electrical connection seat 9, the motor 5, and the switch button 100 are electrically connected to the circuit board 8, respectively. This makes it convenient to power on and use the milk frother.

[0031] In order to further improve the structure of the cup body 1 and make it simple, scientific and reasonable, as Figure 3 As shown, the cup body 1 includes a cup body 11, a cup handle 12 arranged on the cup body 11, and a cup cover 13 placed on the cup body 11; the cup body 11 is composed of a barrel portion 113 having an upper opening 111 and a lower opening 112, a metal heat-conducting plate 114 arranged at the lower opening 112, and a sealing gasket 115 arranged between the lower opening 112 and the metal heat-conducting plate 114, the heater 4 is arranged on the metal heat-conducting plate 114, and the cup cover 13 is placed on the upper opening 111. The arrangement of the metal heat-conducting plate 114 facilitates heat conduction and heating of the milk-based liquid in the cup body 11. The arrangement of the sealing gasket 115 can form a seal between the metal heat-conducting plate 114 and the lower opening 112 to ensure sealing without leakage.

Claims

1. A milk frothing machine with an improved structure, comprising a cup body (1) with a stirring head (3) therein, a heater (4) arranged at the bottom of the cup body (1), and a lower housing (2) arranged at the bottom of the cup body (1) and having a motor (5) therein, wherein the motor (5) is drivingly connected to the stirring head (3), characterized in that: The lower cover shell (2) is also provided with a partition plate (61) for separating the motor (5) from the heater (4); the partition plate (61) is also provided with a supporting side plate (62) arranged around its edges and abutting against the inner side wall of the lower cover shell (2); and the supporting side plate (62) and the partition plate (61) are together placed around the cover on the heater (4) to form a heat insulation structure (6).

2. The improved structure milk frothing machine according to claim 1, characterized in that: The partition plate (61) is further provided with a raised portion (63) that rises upwards, and a mounting groove (64) is provided on the bottom surface of the raised portion (63), and the motor (5) is mounted in the mounting groove (64).

3. The improved structure milk frothing machine according to claim 2, characterized in that: The bottom of the embedding groove (64) is provided with a first through hole (65) penetrating to the top surface of the raised portion (63); the bottom surface of the cup body (1) is provided with a second through hole (10) penetrating to the interior thereof; the motor (5) is provided with a rotating shaft (51), and the rotating shaft (51) passes through the first through hole (65) and the second through hole (10) in sequence and is connected to the stirring head (3).

4. The improved structure milk frothing machine according to claim 3, characterized in that: A sealing ring (7) is provided between the first through hole (65) and the rotating shaft (51), and between the second through hole (10) and the rotating shaft (51), respectively, and the two sealing rings (7) are in tight contact with each other.

5. The improved structure milk frothing machine according to claim 1, characterized in that: The lower cover shell (2) comprises a surrounding portion (21) and a bottom shell portion (22); the surrounding portion (21) is arranged between the bottom shell portion (22) and the cup body (1); and the supporting side plate (62) is abutted against the inner side wall of the surrounding portion (21).

6. The improved structure milk frothing machine according to claim 5, characterized in that: A buckle edge portion (201) and a buckle edge groove (202) which are buckled together are respectively provided between the cup body (1) and the surrounding portion (21), and between the surrounding portion (21) and the bottom shell portion (22).

7. The improved structure milk frothing machine according to claim 5, characterized in that: The partition plate (61) is fixed on the bottom of the cup body (1); a support column (23) is provided on the bottom shell portion (22); and the cup body (1) is fixed on the bottom shell portion (22) by the partition plate (61) being fixed on the support column (23).

8. The improved structure milk frothing machine according to claim 7, characterized in that: The number of the supporting columns (23) is four.

9. The improved structure milk frothing machine according to claim 5, characterized in that: It also includes a circuit board (8), an electrical connection seat (9), and a switch button (100), wherein the circuit board (8) is arranged below the partition plate (61), the switch button (100) is arranged on the enclosure portion (21), the electrical connection seat (9) is arranged on the bottom shell portion (22), and the electrical connection seat (9), the motor (5), and the switch button (100) are electrically connected to the circuit board (8), respectively.

10. The improved structure milk frothing machine according to claim 1, characterized in that: The cup body (1) comprises a cup body (11), a cup handle (12) arranged on the cup body (11), and a cup cover (13) placed on the cup body (11); the cup body (11) is composed of a cylindrical body (113) having an upper opening (111) and a lower opening (112), a metal heat conducting plate (114) arranged at the lower opening (112), and a sealing gasket (115) arranged between the lower opening (112) and the metal heat conducting plate (114); and the heater (4) is arranged on the metal heat conducting plate (114).

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