CN217039817U - Food processor - Google Patents

Abstract

The application provides a cooking machine includes: the instant heating type water heater comprises a host, a water tank assembly, a boiling cup assembly, an instant heating assembly, a stirring cup assembly, a temperature sensor, a flow pump and a control circuit. The temperature sensor is connected with the instant heating assembly, detects the water temperature heated by the instant heating assembly and outputs a corresponding first electric signal; the flow pump is arranged between the water tank assembly and the instant heating assembly and comprises a flow meter, and the flow meter detects the flow in the flow pump and outputs a corresponding second electric signal; the control circuit is arranged on the host and comprises a controller, an instant heating assembly driving circuit and a flow pump driving circuit, wherein the instant heating assembly driving circuit and the flow pump driving circuit are electrically connected with the controller; the controller controls the instant heating component driving circuit or the flow pump driving circuit according to the corresponding electric signal so as to control the instant heating component or the flow pump to work. This cooking machine can improve flowmeter detection accuracy, improves user experience.

Description

Food processor

Technical Field

The application relates to the technical field of small household appliances, in particular to a food processor.

Background

With the increasing living standard of people, many different types of food processors appear on the market. The functions of the food processor mainly include, but are not limited to, making soybean milk, squeezing fruit juice, making rice paste, mincing meat, shaving ice, making coffee and/or blending facial mask and the like. The food processor can comprise a soybean milk machine, a stirrer or a wall breaking food processor and other machines for crushing and stirring food materials.

Some machines pump water from the tank through a flow pump and heat the pumped water through an instant heating assembly to the blender cup assembly. However, the water heated by the instant heating assembly sometimes reaches a very high temperature, which easily causes water in the pipeline to vaporize and generate steam, which causes air pressure in the pipeline to affect the detection accuracy of the flow meter of the flow pump, thereby causing the inaccuracy of the water quantity pumped by the flow pump, causing the slurry prepared in the stirring cup assembly to have a large error and a high or low concentration, which does not meet the requirements of users and affects the user experience.

SUMMERY OF THE UTILITY MODEL

The application provides a can effectively reduce cooking machine of flowmeter detection error.

The application provides a cooking machine includes:

a host;

a water tank assembly assembled to the main body;

the boiling cup component is detachably assembled on the main machine;

the instant heating assembly is assembled on the host machine and is connected with the water tank assembly;

the stirring cup assembly is assembled on the host machine and is connected with the water tank assembly through the instant heating assembly;

the temperature sensor is connected with the instant heating assembly and used for detecting the water temperature heated by the instant heating assembly and outputting a corresponding first electric signal;

the flow pump is arranged between the water tank assembly and the instant heating assembly and comprises a flowmeter, and the flowmeter is used for detecting the flow of water flowing through the flow pump and outputting a corresponding second electric signal; and

the control circuit is arranged on the host and comprises a controller, an instant heating component driving circuit electrically connected with the controller and a flow pump driving circuit electrically connected with the controller, the controller is connected with the temperature sensor and the flowmeter, the instant heating component driving circuit is connected with the instant heating component, and the flow pump driving circuit is connected with the flow pump; the controller controls the instant heating component driving circuit according to the first electric signal so as to control the instant heating component to heat or not heat; and controlling the flow pump driving circuit according to the second electric signal to control the flow pump.

In some embodiments, the cooking machine includes the temperature sensor who is connected with the instant heating subassembly, the temperature after the detectable instant heating subassembly heats, the flow pump is located between water tank set spare and the instant heating subassembly, controller and temperature sensor, the flowmeter of flow pump is connected, so make the controller can be according to the temperature after the instant heating subassembly that temperature sensor detected heats and the flow that the flowmeter detected, control instant heating subassembly and flow pump work, in order to prevent instant heating subassembly heating temperature too high, thereby avoid the too high vaporization of taking place of temperature to cause the pipeline internal gas pressure increase, and then avoid the flowmeter to appear measuring error because of the atmospheric pressure increase in the pipeline, thereby improve flowmeter detection accuracy, guarantee that the concentration of thick liquid accords with user's requirement, promote user experience.

Optionally, the instant heating assembly includes a water outlet, and the temperature sensor is disposed at the water outlet. In some embodiments, the temperature sensor is arranged at the water outlet, so that the water temperature heated by the instant heating assembly can be accurately detected.

Optionally, the instant heating assembly comprises a water outlet; the food processor also comprises a water pipe which is connected with the water outlet of the instant heating component and the stirring cup component; the temperature sensor is arranged on the water pipe and is close to the water outlet relative to the stirring cup assembly. In some embodiments, the temperature sensor is arranged on the water pipe, so that the assembly is easy, and the temperature sensor is close to the water outlet, so that the temperature of water which does not flow into the stirring cup assembly after being heated by the instant heating assembly can be accurately detected.

Optionally, the cooking machine still include the water pump and with the steam heating subassembly that the water pump is connected, the water pump with the water tank set spare is connected, and passes through the steam heating subassembly with the cup subassembly of cooking is connected. In some embodiments, the water pump can pump the water in the water tank and send into the steam heating assembly, and the steam heating assembly can add hot water, produces steam and provides the boiling cup subassembly, so can heat the thick liquid in the boiling cup subassembly for the cooking machine function is more various, uses more extensively.

Optionally, the flow meter comprises a grating flow meter. In some embodiments, the raster flow meter is simple and practical.

Optionally, the control circuit further includes an overvoltage protection diode, and the overvoltage protection diode is connected in parallel with the temperature sensor. In some embodiments, the over-voltage protection diode can clamp the voltage transmitted to the temperature sensor to a safe range, so that the controller is prevented from being damaged, and the safety is improved.

Optionally, the overvoltage protection diode includes a transient diode or a zener diode. In some embodiments, the transient diode or zener diode has a fast response time and high sensitivity.

Optionally, the controller includes a first detection port, and the first detection port is electrically connected to the temperature sensor; the positive electrode of the overvoltage protection diode is grounded, and the negative electrode of the overvoltage protection diode is electrically connected with the first detection port. In some embodiments, the anode of the overvoltage protection diode is grounded, so that the potential of the cathode of the overvoltage protection diode is higher than that of the anode, thereby the overvoltage protection diode is cut off, and the controller is protected.

Optionally, the control circuit includes a dc power supply terminal, a ground terminal, and a first resistor, and the first resistor and the temperature sensor are connected in series between the dc power supply terminal and the ground terminal. In some embodiments, the first resistor functions as a voltage divider.

Optionally, the controller includes a first detection port, and the first detection port is electrically connected to the temperature sensor; the control circuit comprises a second resistor which is electrically connected between the first detection port and the temperature sensor. In some embodiments, the second resistor functions to limit current.

Optionally, the controller includes a first detection port, and the first detection port is electrically connected to the temperature sensor; the control circuit comprises a grounding end and a filter capacitor, and the filter capacitor is electrically connected between the first detection port and the grounding end. In some embodiments, the filter capacitor has a filtering function, so that the detection is more accurate.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and, together with the description, serve to explain the principles of the application.

Fig. 1 is a schematic structural diagram of an embodiment of a food processor of the present application.

Fig. 2 is an exploded view of a part of the structure of the food processor shown in fig. 1.

Fig. 3 is a schematic block diagram of the food processor shown in fig. 1.

Fig. 4 is a circuit diagram of the food processor shown in fig. 3.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "a number" means two or more. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

The cooking machine of this application embodiment includes: the instant heating type water heater comprises a host, a water tank assembly, a boiling cup assembly, an instant heating assembly, a stirring cup assembly, a temperature sensor, a flow pump and a control circuit. The water tank assembly is assembled on the host machine; the boiling cup component is detachably assembled on the main machine; the instant heating assembly is assembled on the host machine and is connected with the water tank assembly; the stirring cup assembly is assembled on the host machine and is connected with the water tank assembly through the instant heating assembly; the temperature sensor is connected with the instant heating assembly, detects the water temperature heated by the instant heating assembly and outputs a corresponding first electric signal; the flow pump is arranged between the water tank assembly and the instant heating assembly and comprises a flowmeter, and the flowmeter detects the flow in the flow pump and outputs a corresponding second electric signal; the control circuit is arranged on the host and comprises a controller, an instant heating assembly driving circuit and a flow pump driving circuit, wherein the instant heating assembly driving circuit and the flow pump driving circuit are electrically connected with the controller; the controller controls the instant heating component driving circuit according to the first electric signal so as to control the instant heating component to heat or not heat; and controlling the flow pump drive circuit to control the flow pump in accordance with the second electrical signal. This cooking machine is according to the temperature control after the first signal heats promptly the subassembly work, realizes effective control temperature to prevent that the subassembly that heats promptly from heating the high atmospheric pressure that takes place the vaporization and cause the pipeline in to increase, and then avoid the flowmeter to increase because of the atmospheric pressure in the pipeline and measuring error appears, thereby improve flowmeter detection accuracy, guarantee that the concentration of thick liquid accords with user's requirement, promote user experience.

The application provides a cooking machine. The food processor of the present application will be described in detail below with reference to the accompanying drawings. The features of the following examples and embodiments may be combined with each other without conflict.

Fig. 1 is a schematic structural diagram of an embodiment of a food processor 100 according to the present application. Fig. 2 is an exploded view of a part of the structure of the food processor 100 shown in fig. 1. The food processor 100 can include a soymilk maker or a wall breaking machine, etc. In the illustrated embodiment, the food processor 100 is a no-wash wall breaking machine.

In the embodiment shown in fig. 1 and 2, the food processor 100 includes a main body 101, a water tank assembly 102, a boiling cup assembly 104, an instant heating assembly 105, a stirring cup assembly 103, a temperature sensor 106, and a flow pump 107. In some embodiments, the host 101 includes a main body 1011 and a base 1012 disposed at one lateral side of a lower end of the main body 1011. The water tank assembly 102 is assembled to the main body 101. In some embodiments, the water tank assembly 102 is used to hold water and is located on one side of the main body 101. The boiling cup assembly 104 is detachably assembled to the main machine 101. In some embodiments, the brewing cup assembly 104 is removably assembled to the base 1012 of the main unit 101. The water tank assembly 102 and the boiling cup assembly 104 are respectively arranged at two opposite sides of the main machine 101 in the transverse direction. Namely, the thermal element 105 is assembled to the main body 101 and connected to the tank assembly 102. In some embodiments, the thermal assembly 105 heats the water exiting the tank assembly 102 to a temperature that is desirable for subsequent processing. That is, the heating assembly 105 includes a heat generating member, which may be a quartz tube nano-coating heating member or a thick film heating member or a heat generating tube or an infrared tube heating member, etc. The quartz tube nano coating heating member has the characteristics of high heating efficiency and high heating speed.

The blender cup assembly 103 is assembled to the host 101, and the blender cup assembly 103 is coupled to the tank assembly 102 via the instant heating assembly 105. In some embodiments, the blender cup assembly 103 is removably assembled to the body portion 1011 of the host 101. In other embodiments, the blending cup assembly 103 may be secured to the body portion 1011 of the host 101. That is, the water heated by the heating assembly 105 can be delivered into the stirring cup assembly 103, and the water and the food material are mixed and stirred.

The temperature sensor 106 is connected to the instant heating assembly 105, and the temperature sensor 106 is configured to detect a temperature of water heated by the instant heating assembly 105 and output a corresponding first electrical signal. The instant heating assembly 105 comprises a water outlet 113, and the food processor 100 further comprises a water pipe 108 connecting the water outlet 113 of the instant heating assembly 105 and the stirring cup assembly 103. Water flows from outlet 113 of instant heating assembly 105 through water line 108 into blender cup assembly 103. In some embodiments, the temperature sensor 106 is disposed at the water outlet 113, and can accurately detect the temperature of the water heated by the instant heating assembly 105. In other embodiments, the temperature sensor 106 is disposed in the water pipe 108 and is proximate to the water outlet 113 relative to the blender cup assembly 103. The temperature sensor 106 is arranged on the water pipe 108, so that the assembly is easy, and the temperature sensor 106 is close to the water outlet 113, so that the temperature of the water which is heated by the instant heating assembly 105 and does not flow into the stirring cup assembly 103 can be accurately detected.

A flow pump 107 is disposed between the tank assembly 102 and the instant heating assembly 105, the flow pump 107 pumping water from the tank assembly 102 to the instant heating assembly 105. The flow pump 107 includes a flow meter 1071, and the flow meter 1071 detects the flow rate of water flowing in the flow pump 107 and outputs a corresponding second electric signal. In some embodiments, the flow meter 1071 comprises a grating flow meter. The grating flowmeter is simple and practical. In other embodiments, the flow meter 1071 can also be other types of flow meters.

In some embodiments, the food processor 100 further comprises a water pump 109 and a steam heating assembly 110 connected to the water pump 109, wherein the water pump 109 is connected to the water tank assembly 102 and is connected to the brewing cup assembly 104 through the steam heating assembly 110. The water pump 109 can pump the water in the water tank assembly 102 to the steam heating assembly 110, and the steam heating assembly 110 can heat the water to generate steam for supplying to the boiling cup assembly 104, so that the serous fluid in the boiling cup assembly 104 can be heated, and the food processor has more various functions and is more widely applied. In some embodiments, water pump 109 is an electromagnetic pump. In some embodiments, the water outlet of the water tank assembly 102 is provided with a water outlet valve 111, the food processor 100 further comprises a solenoid valve 112 connected to the water outlet valve 111, and the flow pump 107 and the water pump 109 are both connected to the downstream of the solenoid valve 112.

Fig. 3 is a schematic block diagram of the food processor 100 shown in fig. 1. In some embodiments, the food processor includes a control circuit 20, the control circuit 20 is disposed on the host 101, the control circuit 20 includes a controller 21, an instant heating component driving circuit 22 electrically connected to the controller 21, and a flow pump driving circuit 23 electrically connected to the controller 21, the controller 21 is connected to the temperature sensor 106 and the flow meter 1071, i.e., the instant heating component driving circuit 22 is connected to the instant heating component 105, and the flow pump driving circuit 23 is connected to the flow pump 107; the controller 21 controls the instant heating element driving circuit 22 according to the first electric signal to control the instant heating element 105 to heat or not heat; and controls the flow pump driving circuit 23 to control the flow pump 107 in accordance with the second electric signal.

When the first electric signal indicates that the water temperature heated by the heating element 105 is higher than the first temperature threshold, the controller 21 controls the heating element driving circuit 22 to turn off the heating element 105; and when the first electric signal indicates that the water temperature heated by the heating assembly 105 is lower than the second temperature threshold, the heating assembly 105 is driven to work by controlling the heating assembly driving circuit 22; wherein the first temperature threshold is higher than the second temperature threshold. The first temperature threshold may be an upper threshold and the second temperature threshold may be a lower threshold. When the temperature of hot subassembly 105 heating was too high promptly, control hot subassembly 105 stop heating promptly, prevent that the too high vaporization of temperature from increasing pipeline internal gas pressure to guarantee the measurement accuracy of flowmeter, make the controller can be according to the water yield that the second signal of telecommunication of flowmeter output accurate control flow pump took out from the water tank, accurate with the slurrying volume of guaranteeing the cooking machine, thereby guarantee that the concentration meet the requirements of thick liquid, promote user experience. At this time, the controller may control the flow pump driving circuit to control the flow pump 107 to continue to operate according to the second electrical signal, and the water passing through the instant heating assembly 105 may take away some of the waste heat of the instant heating assembly 105, so as to reduce the temperature of the instant heating assembly 105, thereby reducing the temperature of the water flowing out of the instant heating assembly 105. When the temperature of the water flowing out of the instant heating assembly 105 is reduced to the second temperature threshold value, the instant heating assembly 105 is controlled to start heating, and the water temperature is prevented from being too low during whipping to influence subsequent functions and generate adverse effects. When the controller 21 determines that the amount of the pumped water reaches the preset amount of water based on the second electric signal outputted from the flowmeter 1071, it controls the flow pump driving circuit 23 to stop the flow pump 107 from pumping water.

The food processor 100 of the application comprises a temperature sensor 106 connected with an instant heating assembly 105, which can accurately detect the water temperature heated by the instant heating assembly 105, a flow pump 107 is arranged between a water tank assembly 102 and the instant heating assembly 105, which can pump the water in the water tank assembly 102 according to a preset value and send the water into the instant heating assembly 105, a flow meter 1071 detects the flow of the flow pump 107, a controller 21 is connected with the temperature sensor 106 and the flow meter 1071 of the flow pump 107, so that the controller 21 can control the instant heating assembly 105 and the flow pump 107 to work according to the water temperature heated by the instant heating assembly 105 and the flow detected by the flow meter 1071, which are detected by the temperature sensor 106, so as to prevent the temperature of the instant heating assembly 105 from being too high, thereby preventing the water temperature heated by the instant heating assembly 105 from being too high and causing vaporization to cause the increase of the air pressure of a pipeline, thereby improving the detection accuracy of the flow meter 1071, and ensuring that the concentration of the slurry meets the requirements of a user, and the user experience is improved.

Fig. 4 is a circuit diagram of the food processor 100 shown in fig. 3. The control circuit 20 further comprises an overvoltage protection diode 24, the overvoltage protection diode 24 being connected in parallel with the temperature sensor 106. In some embodiments, the over-voltage protection diode 24 can clamp the voltage transmitted to the temperature sensor 106 to a safe range, thereby avoiding damage to the controller and improving safety. The overvoltage protection diode 24 comprises a transient diode or a zener diode. In some embodiments, the transient diode or zener diode has a fast response time and high sensitivity. In this embodiment, the overvoltage protection diode 24 may be a transient diode, connected in parallel with the temperature sensor 106. When the voltage at the two ends of the temperature sensor 106 rises and exceeds the withstand voltage value of the transient diode, the short circuit is turned on in a quick response manner, so that the voltage of the temperature sensor 106 is clamped to 10V, the controller 21 is prevented from being damaged, and the transient diode has quick response time and high sensitivity. In other embodiments, the overvoltage protection diode 24 may be a zener diode connected in parallel with the temperature sensor 106. When the voltage at the two ends of the temperature sensor 106 rises and exceeds the voltage stabilizing value of the stabilizing diode, the voltage stabilizing diode stabilizes the voltage at the two ends of the temperature sensor 106 to a voltage stabilizing range, the controller 21 is prevented from being damaged, and the method is safe and reliable.

The controller 21 includes a first detection port TEMP, which is electrically connected to the temperature sensor 106. The positive pole of the overvoltage protection diode 24 is grounded, and the negative pole of the overvoltage protection diode 24 is electrically connected with the first detection port TEMP. In some embodiments, the positive terminal of the overvoltage protection diode 24 is grounded, so that the negative terminal of the overvoltage protection diode 24 has a higher potential than the positive terminal, thereby turning off the overvoltage protection diode 24 and protecting the controller 21.

The control circuit 20 includes a dc power source terminal VCC2, a ground terminal GND, and a first resistor R1, wherein the first resistor R1 and the temperature sensor 106 are connected in series between the dc power source terminal VCC2 and the ground terminal GND. In some embodiments, the first resistor R1 acts as a voltage divider. The control circuit 20 includes a second resistor R2, and the second resistor R2 is electrically connected between the first detection port TEMP and the temperature sensor 106. In some embodiments, the second resistor R2 functions as a current limiting function, so that the controller 21 is protected, and the circuit structure is simple. The control circuit 20 further includes a filter capacitor C1, and the filter capacitor C1 is electrically connected between the first detection port TEMP and the ground GND. In some embodiments, the filter capacitor C1 has a filtering function, so that the electric signal when the voltage is detected at the detection port TEMP of the controller 21 is more stable, and the electric signal of the temperature sensor 106 is detected more accurately, so that the instant heating assembly 105 can be controlled more accurately, and the heating temperature is prevented from being too high.

The present application will be described in detail below by way of experiments. The dc power source VCC2 supplies 12V power to the flow pump 107 through the flow pump driving circuit 23, keeps the duty ratio unchanged, sets the flow pump 107 to fix the water yield of 300ml, continuously measures the water yield for 3 times for the food processor to which the present application is applied (detecting the temperature of the water heated by the instant heating module using the temperature sensor) and the food processor to which the present application is not applied (not detecting the temperature of the water heated by the instant heating module), and obtains the experimental results as shown in table 1.

TABLE 1

As can be seen from the table 1, because the temperature of the water heated by the instant heating assembly gradually rises, air pressure is generated in the pipeline, so that an error is generated in the measurement of the flow meter, the actual water yield of the food processor without the instant heating assembly is reduced along with the increase of the measurement times, and the finally obtained actual water yield generates a larger error compared with the set water yield. And applied the cooking machine of this application, the actual water yield keeps at 300ml basically, has effectively reduced the water yield error.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims (10)

1. A food processor, comprising:

a host (101);

a water tank assembly (102) assembled to the main body (101);

a boiling cup assembly (104) which is detachably assembled on the main machine (101);

a heating assembly (105) assembled to the main body (101) and connected to the water tank assembly (102);

the stirring cup assembly (103) is assembled on the host (101), and the stirring cup assembly (103) is connected with the water tank assembly (102) through the instant heating assembly (105);

the temperature sensor (106) is connected with the instant heating assembly (105), and the temperature sensor (106) is used for detecting the water temperature heated by the instant heating assembly (105) and outputting a corresponding first electric signal;

a flow pump (107) disposed between the water tank assembly (102) and the instant heating assembly (105), the flow pump (107) including a flow meter (1071), the flow meter (1071) being configured to detect a flow rate of water flowing through the flow pump (107) and output a corresponding second electrical signal; and

the control circuit (20) is arranged on the host (101), the control circuit (20) comprises a controller (21), an instant heating component driving circuit (22) electrically connected with the controller (21) and a flow pump driving circuit (23) electrically connected with the controller (21), the controller (21) is connected with the temperature sensor (106) and the flow meter (1071), the instant heating component driving circuit (22) is connected with the instant heating component (105), and the flow pump driving circuit (23) is connected with the flow pump (107); the controller (21) controls the instant heating component driving circuit (22) according to the first electric signal so as to control the instant heating component (105) to heat or not heat; and controlling the flow pump drive circuit (23) to control the flow pump (107) in accordance with the second electric signal.

2. The food processor of claim 1, wherein the instant heating assembly (105) comprises a water outlet (113), and the temperature sensor (106) is disposed at the water outlet (113).

3. The food processor of claim 1, wherein the instant heating assembly (105) comprises a water outlet (113); the food processor (100) further comprises a water pipe (108) for connecting the water outlet (113) of the instant heating assembly (105) and the stirring cup assembly (103); the temperature sensor (106) is arranged on the water pipe (108) and is close to the water outlet (113) relative to the stirring cup assembly (103).

4. The food processor of claim 1, wherein the food processor (100) further comprises a water pump (109) and a steam heating assembly (110) connected to the water pump (109), the water pump (109) being connected to the water tank assembly (102) and to the brewing cup assembly (104) via the steam heating assembly (110); and/or

The flow meter (1071) comprises a grating flow meter.

5. The food processor of claim 1, wherein the control circuit (20) further comprises an overvoltage protection diode (24), the overvoltage protection diode (24) being connected in parallel with the temperature sensor (106).

6. The food processor of claim 5, wherein the overvoltage protection diode (24) comprises a transient diode or a zener diode.

7. The food processor of claim 5, wherein the controller (21) comprises a first detection port electrically connected to the temperature sensor (106); the positive electrode of the overvoltage protection diode (24) is grounded, and the negative electrode of the overvoltage protection diode (24) is electrically connected with the first detection port.

8. The food processor of claim 1, wherein the control circuit (20) comprises a dc power supply terminal, a ground terminal, and a first resistor connected in series with the temperature sensor (106) between the dc power supply terminal and the ground terminal.

9. The food processor of claim 1, wherein the controller (21) comprises a first detection port electrically connected to the temperature sensor (106); the control circuit includes a second resistor electrically connected between the first detection port and the temperature sensor (106).

10. The food processor of claim 1, wherein the controller (21) comprises a first detection port electrically connected to the temperature sensor (106); the control circuit (20) comprises a grounding end and a filter capacitor, and the filter capacitor is electrically connected between the first detection port and the grounding end.

Images