Milk frother

Abstract

The utility model belongs to the technical field of milk frothers, and particularly relates to a milk frother which comprises a rack, a hot water tank and a liquid shaking device are arranged on the rack, a heating device used for heating liquid in the hot water tank is further arranged on the rack, a placing position is arranged on the liquid shaking device, and a water outlet device is connected to the hot water tank. The water outlet device comprises a water outlet pump and a first water outlet pipe connected with the hot water tank, the first water outlet pipe is connected with a first control valve and a second water outlet pipe, one end of the second water outlet pipe extends to the position above the placing position, the first water outlet pipe is connected with a cold water pipe, and the cold water pipe is provided with a second control valve. The first control valve and the second control valve respectively control the second water outlet pipe and the cold water pipe to discharge water, a controller is arranged on the rack, and the controller can control the heating device, the water outlet pump, the first control valve and the second control valve; the utility model aims to provide the milk frother which is stable in milk brewing temperature and beneficial to the body health of infants.

Description

Technical Field

[0001] This utility model belongs to the field of baby formula maker technology, and specifically relates to a baby formula maker. Background Technology

[0002] A baby formula maker, also known as a formula maker or smart instant hot formula maker, is a machine that can automatically or semi-automatically prepare formula.

[0003] To ensure the correct temperature for brewing milk, the water in the tank often needs to be heated to a specific temperature. For example, Chinese invention patent application CN 202311645528.X discloses a powder brewing machine and a beverage brewing method, which includes: a machine body; a powder dispensing device disposed within the machine body; a water tank disposed within the machine body; a hot water supply device disposed within the machine body for obtaining part or all of the brewing water in the water tank and heating it; a shaking mechanism including a shaking device and a weighing device, the shaking device being used to fix the container and drive it to rotate, and the weighing device being used to weigh the container in real time to determine the weight of the brewing water and powder delivered to the container; a dry-wet separation device disposed within the machine body for independently outputting brewing water and powder through different channels; and a controller disposed within the machine body, which can control the operation of the powder dispensing device, the hot water supply device, and the shaking mechanism based on the obtained brewing information to complete the brewing of the specified beverage. The powder brewing machine of this invention can automatically and accurately measure the amount of water and powder according to user input information, preparing beverages and beverage brewing methods that meet user needs.

[0004] However, during the use of the above-mentioned powder preparation machine, some water will remain in the hot water supply device. After a period of time, the temperature of this water will drop, resulting in a lower water temperature when preparing milk powder again, which may affect the health of infants and young children. Summary of the Invention

[0005] In order to overcome the defects in the prior art, the purpose of this utility model is to provide a milk maker that provides stable milk temperature and is beneficial to the health of infants.

[0006] The purpose of this utility model is achieved as follows:

[0007] A formula maker includes a frame, on which a hot water tank and a liquid shaking device are mounted. The frame also includes a heating device for heating the liquid in the hot water tank. The liquid shaking device has a placement position. A water outlet device is connected to the hot water tank. The water outlet device includes a water pump and a first water outlet pipe connected to the hot water tank. A first control valve and a second water outlet pipe are connected to the first water outlet pipe. One end of the second water outlet pipe extends above the placement position. A cold water pipe is connected to the first water outlet pipe. A second control valve is mounted on the cold water pipe. The first and second control valves control the water flow from the second water outlet pipe and the cold water pipe, respectively. A controller is mounted on the frame to control the heating device, the water pump, the first control valve, and the second control valve.

[0008] The first control valve controls the second outlet pipe to close, the second control valve controls the cold water pipe to connect, and the water pump can control the liquid in the first outlet pipe and the hot water tank to flow out from the cold water pipe; the first control valve controls the second outlet pipe to connect, the second control valve controls the cold water pipe to close, and the water pump can control the liquid in the first outlet pipe and the hot water tank to flow out from the second outlet pipe.

[0009] The present invention is further configured such that: a wastewater tank is detachably installed on the frame, a cold water pipe is connected to the wastewater tank, and a water pump can control the liquid in the cold water pipe to flow into the wastewater tank.

[0010] The present invention is further configured such that: a sliding groove is provided on the frame, the wastewater tank is slidably disposed in the sliding groove, a port is provided on one side of the sliding groove, and a limiting wall is provided on the frame, the wastewater tank can pass through the port into the sliding groove until the wastewater tank abuts against the limiting wall, and a baffle is provided on the upper side of the sliding groove, the baffle abuts against the wastewater tank and seals the wastewater tank, and one end of the cold water pipe passes through the baffle and enters the wastewater tank.

[0011] The present invention is further configured such that: the shaking device includes a drive motor and a rotating base, containers such as milk bottles can be placed on the rotating base, the rotating base is rotatably mounted on the frame, and a transmission mechanism is provided between the drive motor and the rotating base, the drive motor can drive the rotating base to rotate through the transmission mechanism, and drive the containers on the rotating base to rotate.

[0012] The present invention is further configured such that: the rotating seat is provided with a placement groove, in which containers such as milk bottles can be placed; the placement groove is provided with an elastic abutment, which can abut against the containers such as milk bottles.

[0013] The present invention is further configured such that: the elastic abutment includes a fixed seat and a damping seat; the fixed seat includes at least three abutment arms arranged circumferentially and inclined toward the center of the bottom of the placement groove; the lower end of the abutment wall extends downward to form abutment portion; the damping seat includes several elastic abutment protrusions arranged circumferentially and extending toward the center of the placement groove; the elastic abutment protrusions are made of soft material and are arranged on the upper side of the abutment wall.

[0014] The present invention is further configured such that: the rotating seat is detachably connected to the transmission mechanism, and the fixed seat is detachably connected to the rotating seat; the fixed seat is provided with a pressing edge, and the damping seat is provided with an mounting protrusion; the pressing edge presses the mounting protrusion against the rotating seat and fixes the damping seat and the rotating seat relative to each other.

[0015] The present invention is further configured such that: the hot water tank is detachably mounted on the frame, and the bottom of the hot water tank is provided with a water outlet connected to the water pump, and a third control valve is provided in the water outlet; when the water outlet is connected to the water pump, the third control valve controls the water outlet to be open; when the water outlet is disconnected from the water pump, the third control valve controls the water outlet to be sealed.

[0016] The present invention is further configured such that: a handle is rotatably provided on the hot water tank, and a first positioning groove is provided on the frame, and a first positioning part is provided on the hot water tank; the first positioning groove and the first positioning part cooperate to position the hot water tank and the frame for installation, thereby allowing the handle to swing to one side of the frame.

[0017] The present invention is further configured such that: a connecting seat is detachably provided at the end of the second water outlet pipe, the frame extends above the placement position to form a suspended part, a fixing hole is provided on the suspended part, and the connecting seat is detachably connected to the fixing hole.

[0018] The advantages of this utility model compared to the prior art are:

[0019] 1. In this utility model, the first control valve and the second control valve can control the flow of water from the first outlet pipe to the cold water pipe or the second outlet pipe. When the user prepares milk powder, the milk maker will first discharge the cold water in the first outlet pipe and let the hot water flow into the first outlet pipe. Then, it will control the hot water in the first outlet pipe to flow out from the second outlet pipe. This structure will reduce the temperature of the cold water in the first outlet pipe on the prepared milk powder, which is conducive to maintaining a constant temperature of the prepared milk powder and avoiding the low temperature of the milk powder from affecting the user's health.

[0020] 2. The detachable wastewater tank in this utility model can collect and pour out the liquid discharged from the cold water pipe, which helps maintain environmental cleanliness and hygiene and is convenient for users. The sliding groove and limiting wall facilitate the stable installation of the wastewater tank, while the baffle can prevent dust and other debris from entering the wastewater tank and prevent the water in the wastewater tank from being contaminated and affecting the water flowing out of the second outlet pipe through the cold water pipe. This is conducive to the cleanliness and hygiene of the water flowing out of the second outlet pipe and is beneficial to the health of infants and young children.

[0021] 3. The rotating seat in this invention, mounted on the frame, has a simple structure that facilitates production and processing. The placement slot and elastic clamping element facilitate the stable placement of containers such as baby bottles, and allow users to place containers of different diameters in the placement slot. The fixed seat helps to stabilize the container and prevents it from moving freely in the placement slot during the rotation of the rotating seat. The damping seat allows the container to shake slightly in the placement slot, ensuring that the milk powder is fully dissolved and convenient for infants to drink. The pressing edge and mounting flange facilitate the quick disassembly and installation of the fixed seat, damping seat, and rotating seat, making it convenient for the assembly and production of the milk maker. Since the rotating seat and transmission mechanism are detachably connected, the rotating seat, fixed seat, and damping seat are easy to disassemble and clean, which helps to keep the milk maker clean and hygienic.

[0022] 4. The detachable hot water tank mounted on the frame in this utility model makes it easy for users to add water to the hot water tank, which is convenient for users. The third control valve prevents water from flowing out of the outlet after the hot water tank is disassembled from the frame, which is convenient for users. The first positioning groove and the first positioning part facilitate the positioning and installation of the hot water tank and the frame, prevent the hot water tank from rotating accidentally after installation, and allow the handle to swing to one side of the frame, which is convenient for users.

[0023] 5. The detachable connecting seat in this utility model facilitates the fixed installation of the end of the second water outlet pipe, making it convenient for the assembly and production of the milk maker. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the structure of this utility model;

[0025] Figure 2 This is a cross-sectional view of the present invention;

[0026] Figure 3 This is one of the structural schematic diagrams of the frame in this utility model;

[0027] Figure 4 This is the second schematic diagram of the frame structure in this utility model;

[0028] Figure 5 This is a schematic diagram of the connection structure of the water outlet device, hot water tank and wastewater tank in this utility model;

[0029] Figure 6 This is a cross-sectional view of the liquid shaking device in this utility model;

[0030] Figure 7 This is an exploded view of the rotating seat, fixed seat, and damping seat in this utility model;

[0031] Figure 8 This is a structural schematic diagram of the fixed base in this utility model.

[0032] The labels in the diagram mean: 1-frame; 11-suspended part; 12-water tank; 13-first electrical connector;

[0033] 14-First positioning groove; 15-Slide groove; 16-Baffle wall; 17-Mounting groove; 111-Fixing hole; 151-Limiting wall; 2-Hot water tank; 21-Top cover; 22-Handle; 23-First positioning part; 24-Second electrical connector; 25-Water outlet; 26-Third control valve; 3-Rotating seat; 31-Placement groove; 32-Fixing slot; 33-Guide surface; 34-Flash; 35-Transmission groove; 4-Elastic clamping element; 41-Fixing seat; 42-Damping seat; 411-Fixing hook;

[0034] 412-Clamping arm; 413-Pressure edge; 414-Abutting part; 421-Elastic clamping protrusion; 422-Mounting flange; 5-Wastewater tank; 61-Water pump; 62-First outlet pipe; 63-Second outlet pipe; 64-First control valve; 65-Second control valve; 66-Cold water pipe; 631-Connecting seat; 632-Annular groove; 633-Annular flange; 7-Transmission mechanism; 71-Drive motor; 72-First pulley; 73-Second pulley; 74-Belt; 75-Output shaft. Detailed Implementation

[0035] The present invention will be further described below with reference to the accompanying drawings and specific embodiments:

[0036] See Figures 1 to 8 As shown, a formula maker includes a frame 1, on which a hot water tank 2 and a liquid shaking device are mounted. The frame 1 also includes a heating device for heating the liquid in the hot water tank 2. The liquid shaking device has a placement position. A water outlet device is connected to the hot water tank 2. The water outlet device includes a water pump 61 and a first water outlet pipe 62 connected to the hot water tank 2. A first control valve 64 and a second water outlet pipe 63 are connected to the first water outlet pipe 62. One end of the second water outlet pipe 63 extends above the placement position. A cold water pipe 66 is connected to the first water outlet pipe 62. A second control valve 65 is mounted on the cold water pipe 66. The first control valve 64 and the second control valve 65 control the water output from the second water outlet pipe 63 and the cold water pipe 66, respectively. A controller is mounted on the frame 1, which can control the heating device, the water pump 61, the first control valve 64, and the second control valve 65.

[0037] The first control valve 64 controls the second outlet pipe 63 to close, the second control valve 65 controls the cold water pipe 66 to open, and the water pump 61 can control the liquid in the first outlet pipe 62 and the hot water tank 2 to flow out from the cold water pipe 66; the first control valve 64 controls the second outlet pipe 63 to open, the second control valve 65 controls the cold water pipe 66 to close, and the water pump 61 can control the liquid in the first outlet pipe 62 and the hot water tank 2 to flow out from the second outlet pipe 63.

[0038] In the above structure, the first control valve 64 and the second control valve 65 can control the flow of the first water outlet 62 from the cold water outlet 66 or the second water outlet 63. When the user prepares the milk powder, the milk maker will first discharge the cold water in the first water outlet 62 and allow the hot water to flow into the first water outlet 62. Then, it will control the hot water in the first water outlet 62 to flow out from the second water outlet 63. This structure will reduce the temperature of the cold water in the first water outlet 62 on the prepared milk powder, which is conducive to maintaining a constant temperature of the prepared milk powder and avoiding the low temperature of the milk powder from affecting the user's health.

[0039] The hot water tank 2 is detachably mounted on the frame 1. A top cover 21 is detachably mounted on the upper end of the hot water tank 2. An outlet 25, connected to the water pump 61, is located at the bottom of the hot water tank 2. A third control valve 26 is installed in the outlet 25. When the outlet 25 is connected to the water pump 61, the third control valve 26 controls the outlet 25 to be open. When the outlet 25 is disconnected from the water pump 61, the third control valve 26 controls the outlet 25 to be sealed. The detachable mounting of the hot water tank 2 on the frame 1 allows users to easily add water to the tank, making it convenient for them to use. The third control valve 26 prevents water from flowing out of the outlet 25 after the hot water tank 2 is detached from the frame 1, further enhancing user convenience.

[0040] When the hot water tank 2 is connected to the frame 1, the third control valve 26 is triggered by the frame 1, causing the water outlet 25 to flow out. In this embodiment, the third control valve 26 can be a check valve or a solenoid valve, and the first control valve 64 and the second control valve 65 are both solenoid valves.

[0041] In this embodiment, a water tank trough 12 for installing a hot water tank 2 is provided on the frame 1. A first electrical connector 13 is provided at the bottom of the water tank trough 12. A heating device is provided on the hot water tank 2, and a second electrical connector 24 is provided on the heating device. When the hot water tank 2 is installed in the water tank trough 12, the first electrical connector 13 and the second electrical connector 24 are electrically connected.

[0042] The second water outlet pipe 63 is detachably provided with a connecting seat 631 at its end. The frame 1 extends upward to the placement position to form a suspended part 11. A fixing hole 111 is provided on the suspended part 11. The connecting seat 631 is detachably connected to the fixing hole 111. The detachable connecting seat 631 facilitates the fixed installation of the end of the second water outlet pipe 63 and facilitates the assembly and production of the milk maker. In this embodiment, the end of the second water outlet pipe 63 is provided with an annular groove 632. The connecting seat 631 is provided with an annular protrusion 633 that matches the annular groove 632. Preferably, the connecting seat 631 and the fixing hole 111 are fixed by a snap-fit ​​structure.

[0043] The frame 1 described in this utility model is detachably equipped with a wastewater tank 5, and a cold water pipe 66 is connected to the wastewater tank 5. The water pump 61 can control the liquid in the cold water pipe 66 to flow into the wastewater tank 5. The detachable wastewater tank 5 can collect and pour out the liquid discharged from the cold water pipe 66, which is conducive to maintaining environmental cleanliness and hygiene and is convenient for users.

[0044] The frame 1 is provided with a sliding groove 15, and the wastewater tank 5 is slidably disposed in the sliding groove 15. A port is provided on one side of the sliding groove 15, and a limiting wall 151 is provided on the frame 1. The wastewater tank 5 can pass through the port into the sliding groove 15 until the wastewater tank 5 abuts against the limiting wall 151. A baffle 16 is provided on the upper side of the sliding groove 15. The baffle 16 abuts against the wastewater tank 5 and seals it. One end of the cold water pipe 66 passes through the baffle 16 and enters the wastewater tank 5. The sliding groove 15 and the limiting wall 151 facilitate the stable installation of the wastewater tank 5, while the baffle 16 can prevent dust and other debris from entering the wastewater tank 5, and prevent the water in the wastewater tank 5 from being contaminated and affecting the water flowing out of the second water outlet pipe 63 through the cold water pipe 66. This is conducive to the cleanliness and hygiene of the water flowing out of the second water outlet pipe 63 and is beneficial to the health of infants and young children.

[0045] The shaking device includes a drive motor 71 and a rotating seat 3. Containers such as baby bottles can be placed on the rotating seat 3. The rotating seat 3 is rotatably mounted on the frame 1. A transmission mechanism 7 is provided between the drive motor 71 and the rotating seat 3. The drive motor 71 can drive the rotating seat 3 to rotate through the transmission mechanism 7, and drive the container on the rotating seat 3 to rotate. The rotating seat 3, which is rotatably mounted on the frame 1, has a simple structure and is convenient for production and processing. In this embodiment, the frame 1 is provided with an installation groove 17, and the rotating seat 3 is rotatably mounted in the installation groove 17.

[0046] The rotating seat 3 of this utility model is provided with a placement groove 31, in which containers such as baby bottles can be placed. An elastic abutment 4 is provided in the placement groove 31, which can abut against the baby bottles and other containers. The placement groove 31 and the elastic abutment 4 facilitate the stable placement of baby bottles and other containers, and also make it convenient for users to place containers of different diameters in the placement groove 31.

[0047] Preferably, the elastic clamping member 4 includes a fixed seat 41 and a damping seat 42. The fixed seat 41 includes at least three clamping arms 412 arranged circumferentially and inclined towards the center of the bottom of the placement groove 31. The lower end of the clamping wall extends downward to form abutment 414. The damping seat 42 includes several elastic clamping protrusions 421 arranged circumferentially and extending towards the center of the placement groove 31. The elastic clamping protrusions 421 are made of soft material and are arranged on the upper side of the clamping wall. The fixed seat 41 is conducive to the stable placement of the container and prevents the container from moving freely in the placement groove 31 during the rotation of the rotating seat 3. The damping seat 42 allows the container to shake slightly in the placement groove 31, so that the milk powder can be fully dissolved and made convenient for infants to drink.

[0048] In this embodiment, the rotating seat 3 is detachably connected to the transmission mechanism 7, and the fixed seat 41 is detachably connected to the rotating seat 3. The fixed seat 41 is provided with a pressing edge 413, and the damping seat 42 is provided with a mounting flange 422. The pressing edge 413 presses the mounting flange 422 against the rotating seat 3 and fixes the damping seat 42 and the rotating seat 3 relative to each other. The setting of the pressing edge 413 and the mounting flange 422 facilitates the quick disassembly and installation of the fixed seat 41, the damping seat 42 and the rotating seat 3, which is convenient for the assembly and production of the milk maker. Since the rotating seat 3 is detachably connected to the transmission mechanism 7, it is convenient to disassemble and clean the rotating seat 3, the fixed seat 41 and the damping seat 42, which is beneficial to keeping the milk maker clean and hygienic. In this embodiment, the upper end of the rotating seat 3 is provided with a flash 34, and the pressing edge 413 presses the mounting flange 422 against the flash 34.

[0049] The transmission mechanism 7 includes a first pulley 72 and a second pulley 73, which are driven by a belt 74. The drive motor 71 is connected to the first pulley 72. An output shaft 75 is provided on the second pulley 73, and a transmission groove 35 is provided on the rotating seat 3 that is detachably connected to the output shaft 75.

[0050] The inner side of the rotating seat 3 is provided with a plurality of fixed slots 32, and a guide surface 33 is provided on one side of the fixed slots 32. The fixed seat 41 is provided with a fixed hook 411 that is adapted to the fixed slots 32. The fixed hook 411 can be guided by the guide surface 33 to cooperate with the fixed slots 32.

[0051] The hot water tank 2 is rotatably provided with a handle 22, and the frame 1 is provided with a first positioning groove 14 and a first positioning part 23. The first positioning groove 14 and the first positioning part 23 cooperate to position the hot water tank 2 and the frame 1, so that the handle 22 can swing to one side of the frame 1. The first positioning groove 14 and the first positioning part 23 facilitate the positioning and installation of the hot water tank 2 and the frame 1, prevent the hot water tank 2 from rotating accidentally after installation, and allow the handle 22 to swing to one side of the frame 1 for user convenience.

[0052] The above embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of protection of the present utility model. Therefore, all equivalent changes made to the structure, shape, and principle of the present utility model should be covered within the scope of protection of the present utility model.

Claims

1. A milk frothing device, comprising a frame (1) provided with a hot water tank (2) and a milk frothing device, the frame (1) being further provided with a heating device for heating the liquid in the hot water tank (2), the milk frothing device being provided with a placement position, the hot water tank (2) being connected to a water outlet device, characterized in that: The water outlet device comprises a water outlet pump (61) and a first water outlet pipe (62) connected with the hot water tank (2), the first water outlet pipe (62) is connected with a first control valve (64) and a second water outlet pipe (63), one end of the second water outlet pipe (63) extends above the placing position, the first water outlet pipe (62) is connected with a cold water pipe (66), the cold water pipe (66) is provided with a second control valve (65), the first control valve (64) and the second control valve (65) control the water outlet of the second water outlet pipe (63) and the cold water pipe (66) respectively, and the controller controls the heating device, the water outlet pump (61), the first control valve (64) and the second control valve (65). The first control valve (64) controls the second water outlet pipe (63) to be closed, the second control valve (65) controls the cold water pipe (66) to be communicated, and the water outlet pump (61) controls the liquid in the first water outlet pipe (62) and the hot water tank (2) to flow out from the cold water pipe (66); the first control valve (64) controls the second water outlet pipe (63) to be communicated, the second control valve (65) controls the cold water pipe (66) to be closed, and the water outlet pump (61) controls the liquid in the first water outlet pipe (62) and the hot water tank (2) to flow out from the second water outlet pipe (63).

2. The milk frother according to claim 1, characterized in that: The rack (1) is detachably provided with a waste water tank (5), the cold water pipe (66) is communicated with the waste water tank (5), and the water outlet pump (61) controls the liquid in the cold water pipe (66) to flow into the waste water tank (5).

3. A milk frother according to claim 2, characterized in that: The rack (1) is provided with a sliding groove (15), the waste water tank (5) is transversely and slidingly arranged in the sliding groove (15), one side of the sliding groove (15) is provided with a port, the rack (1) is provided with a limiting wall (151), the waste water tank (5) can pass into the sliding groove (15) from the port until the waste water tank (5) abuts against the limiting wall (151), an upper side of the sliding groove (15) is provided with a blocking wall (16), the blocking wall (16) abuts against the waste water tank (5) and seals the waste water tank (5), one end of the cold water pipe (66) penetrates through the blocking wall (16) and enters the waste water tank (5).

4. The milk frother according to claim 1, characterized in that: The liquid shaking device comprises a driving motor (71) and a rotating seat (3), a milk bottle container can be placed on the rotating seat (3), the rotating seat (3) is rotationally arranged on the rack (1), a transmission mechanism (7) is arranged between the driving motor (71) and the rotating seat (3), the driving motor (71) can drive the rotating seat (3) to rotate through the transmission mechanism (7) and drive the container on the rotating seat (3) to rotate.

5. A milk frother according to claim 4, characterized in that: The rotating seat (3) is provided with a placing groove (31), a milk bottle container can be placed in the placing groove (31), and the placing groove (31) is provided with an elastic abutting element (4), the elastic abutting element (4) can abut against the milk bottle container.

6. A milk frother according to claim 5, characterized in that: The elastic abutting part (4) comprises a fixed seat (41) and a damping seat (42), the fixed seat (41) comprises at least three abutting arms (412) arranged in a circle and inclined to the center of the bottom of the placing groove (31), the lower end of the abutting wall extends downward to form an abutting part (414), the damping seat (42) comprises a plurality of elastic abutting protrusions (421) arranged in a circle and extending to the center of the placing groove (31), the elastic abutting protrusions (421) are made of soft material, and the elastic abutting protrusions (421) are arranged on the upper side of the abutting wall.

7. A milk frother according to claim 6, characterized in that: The rotating seat (3) is detachably connected with the transmission mechanism (7), and the fixed seat (41) is detachably connected with the rotating seat (3), the fixed seat (41) is provided with a pressing edge (413), the damping seat (42) is provided with a mounting convex edge (422), the pressing edge (413) abuts the mounting convex edge (422) on the rotating seat (3) and fixes the damping seat (42) relative to the rotating seat (3).

8. The milk frother according to claim 1, characterized in that: The hot water tank (2) is detachably arranged on the rack (1), the bottom of the hot water tank (2) is provided with a water outlet (25) communicated with the water pump (61), and the water outlet (25) is provided with a third control valve (26); when the water outlet (25) is communicated with the water pump (61), the third control valve (26) controls the water outlet (25) to be through; when the water outlet (25) is disconnected with the water pump (61), the third control valve (26) controls the water outlet (25) to be sealed.

9. A milk frother according to claim 8, characterized in that: The hot water tank (2) is detachably arranged on the rack (1), the bottom of the hot water tank (2) is provided with a water outlet (25) communicated with the water pump (61), and the water outlet (25) is provided with a third control valve (26); when the water outlet (25) is communicated with the water pump (61), the third control valve (26) controls the water outlet (25) to be through; when the water outlet (25) is disconnected with the water pump (61), the third control valve (26) controls the water outlet (25) to be sealed.

10. The milk frother according to claim 1, characterized in that: The hot water tank (2) is detachably arranged on the rack (1), the bottom of the hot water tank (2) is provided with a water outlet (25) communicated with the water pump (61), and the water outlet (25) is provided with a third control valve (26); when the water outlet (25) is communicated with the water pump (61), the third control valve (26) controls the water outlet (25) to be through; when the water outlet (25) is disconnected with the water pump (61), the third control valve (26) controls the water outlet (25) to be sealed. The hot water tank (2) is detachably arranged on the rack (1), the bottom of the hot water tank (2) is provided with a water outlet (25) communicated with the water pump (61), and the water outlet (25) is provided with a third control valve (26); when the water outlet (25) is communicated with the water pump (61), the third control valve (26) controls the water outlet (25) to be through; when the water outlet (25) is disconnected with the water pump (61), the third control valve (26) controls the water outlet (25) to be sealed.

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