CN215298037U - Food processer circuit and food processer - Google Patents

Abstract

The application provides cooking machine circuit and cooking machine. The cooking machine comprises a host and a cooking cup assembly. The food processer circuit comprises a motor, a motor driving circuit, an overcurrent detection circuit, a pair of couplers and a controller. The motor driving circuit is electrically connected with the motor. The overcurrent detection circuit is electrically connected with the motor drive circuit. One coupler is arranged on the cooking cup assembly and electrically connected with the motor, and the other coupler is arranged on the host machine. The controller is arranged on the host and is electrically connected with the motor through the coupler. The controller comprises a control end and a detection end, the controller controls the motor driving circuit to drive the motor through the control end, and the controller detects the electric signal of the overcurrent detection circuit through the detection end so as to detect the working current of the motor. The application provides cooking machine, including the host computer and with host computer removable assecmbly's cooking cup subassembly wherein. So, can prevent effectively that the thick liquid from sticking with paste the end, make the thick liquid be heated evenly, and detect the operating current of motor, the motor takes place the stalling and damages when preventing the thick liquid too thick.

Description

Food processer circuit and food processer

Technical Field

The application relates to the field of small household appliances, in particular to a food processor circuit and 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, functions of making soybean milk, squeezing juice, making meat paste, shaving ice, making coffee and the like. At present, food materials are often cooked and then crushed when a food processor on the market prepares milk, and then the food materials are cooked after being crushed, so that the problem of bottom pasting is easily caused.

SUMMERY OF THE UTILITY MODEL

The application provides a food processer circuit and food processer that paste end when aiming at effectively preventing to boil out.

The application provides a material processor circuit for cooking machine, cooking machine include the host computer and with host computer demountable assembly's cooking cup subassembly, wherein, cooking machine circuit includes:

the motor is arranged on the cooking cup assembly;

a motor driving circuit electrically connected to the motor;

the overcurrent detection circuit is electrically connected with the motor drive circuit;

one coupler is arranged on the cooking cup assembly and electrically connected with the motor, and the other coupler is arranged on the host; and

the controller is arranged on the host machine and is electrically connected with the motor through the coupler, the controller comprises a control end and a detection end, the control end is electrically connected with the motor driving circuit, the detection end is electrically connected with the overcurrent detection circuit, the controller controls the motor driving circuit to drive the motor through the control end, and the controller detects the electric signal of the overcurrent detection circuit through the detection end so as to detect the working current of the motor.

The application provides a cooking machine circuit includes motor, motor drive circuit, overflows detection circuitry, a pair of coupler and controller. The controller is electrically connected to the motor through a pair of couplers. The controller comprises a control end and a detection end, the controller controls the motor driving circuit to drive the motor through the control end, and the controller detects the electric signal of the overcurrent detection circuit through the detection end so as to detect the working current of the motor. So, can prevent effectively that the thick liquid from sticking with paste the end, the motor takes place the stifled commentaries on classics and damages when preventing the thick liquid too thick.

Optionally, the motor driving circuit includes a power switch tube, the power switch tube is electrically connected to the motor, the control end is electrically connected to the power switch tube, and the controller controls the power switch tube to drive the motor through the control end. In some embodiments, the motor is driven by controlling the power switch tube, so that the control mode is simple and the cost is saved.

Optionally, the motor driving circuit includes a triode, the triode is electrically connected to the power switching tube, the control end is electrically connected to the triode, and the controller controls the power switching tube to drive the motor by controlling the on-off of the triode through the control end. In some embodiments, the power switch tube driving motor is controlled by controlling the triode, so that the control mode is simple and the cost is saved.

Optionally, the motor driving circuit includes a first current-limiting resistor, one end of the first current-limiting resistor is electrically connected to the base of the triode, and the other end of the first current-limiting resistor is electrically connected to the control end; and/or

The motor driving circuit comprises a pull-down resistor, one end of the pull-down resistor is electrically connected with the base electrode of the triode, and the other end of the pull-down resistor is electrically connected with the emitting electrode of the triode and is grounded; and/or

The motor driving circuit comprises a second current-limiting resistor, one end of the second current-limiting resistor is electrically connected with a collector electrode of the triode, and the other end of the second current-limiting resistor is electrically connected with a grid electrode of the power switching tube; and/or

The motor driving circuit comprises a pull-up resistor, one end of the pull-up resistor is electrically connected with the grid electrode of the power switch tube, and the other end of the pull-up resistor is electrically connected with the source electrode of the power switch tube. In some embodiments, a first current-limiting resistor is electrically connected between the transistor and the control terminal, so as to effectively limit the current input into the transistor and protect the transistor. In some embodiments, a pull-down resistor is connected between the base electrode and the emitter electrode of the triode, so that the triode is effectively prevented from being triggered by mistake. In some embodiments, a second current-limiting resistor is electrically connected between the collector of the triode and the gate of the power switch tube, so that the magnitude of current input to the gate of the power switch tube is effectively limited, and the power switch tube is protected. In some embodiments, a pull-up resistor is connected between the gate and the source of the power switch tube, so as to effectively prevent the power switch tube from being triggered by mistake.

Optionally, the food processor circuit includes a power end, the power switch tube is electrically connected between the power end and the motor, the over-current detection circuit includes a sampling resistor connected in series with the power switch tube, and the detection end is electrically connected between the sampling resistor and the power switch tube. In some embodiments, the power supply terminal provides a voltage to the motor. The sampling resistor is connected in series between the power switch tube and the power supply end and used for collecting the working current of the motor. The motor is prevented from being blocked and damaged by setting the detection end to detect the working current of the motor.

Optionally, the over-current detection circuit includes a first voltage-dividing resistor and a second voltage-dividing resistor, the first voltage-dividing resistor and the second voltage-dividing resistor are connected in series between the power supply terminal and ground, and the detection terminal is electrically connected between the first voltage-dividing resistor and the second voltage-dividing resistor. In some embodiments, the first voltage-dividing resistor and the second voltage-dividing resistor are connected in series between the power supply end and the ground, so that the controller is effectively prevented from being damaged due to overhigh voltage detected by the detection end, the detection end of the controller is protected effectively, and the working current of the motor detected by the detection end is not influenced.

Optionally, it is a pair of the coupler includes a pair of ground terminal of pegging graft each other, arrange the circuit including locate arrange the function circuit of cup subassembly with locate the earthing terminal of host computer, the function circuit with the motor is through the same a pair of ground terminal is connected to the earthing terminal. In some embodiments, the functional circuit and the motor ground wire are realized through a pair of wiring terminals of a pair of couplers, so that the cost is saved.

Optionally, the food processor circuit includes a heating control circuit, the functional circuit includes a heating plate, the heating control circuit is electrically connected to the controller, the heating control circuit is electrically connected to the heating plate through the coupler, and the heating plate and the motor are connected to the ground terminal through the same pair of ground terminals; and/or

The food processor circuit comprises an anti-overflow detection circuit, the functional circuit comprises an anti-overflow probe, the anti-overflow detection circuit is electrically connected with the controller, the anti-overflow detection circuit is electrically connected with the anti-overflow probe through the coupler, and the anti-overflow probe and the motor are connected to the grounding end through the same pair of grounding terminals; and/or

The food processor circuit comprises a temperature detection circuit, the functional circuit comprises a temperature sensor, the temperature detection circuit is electrically connected with the controller, the temperature detection circuit is electrically connected with the temperature sensor through the coupler, and the temperature sensor and the motor are connected to the grounding end through the same pair of grounding terminals; and/or

The food processor circuit comprises a power supply connecting end, a commercial power ground connecting end and a switching power supply, wherein the switching power supply is electrically connected with the power supply connecting end, is electrically connected with the controller, and supplies power to the controller after commercial power input by the power supply connecting end is reduced in voltage; the commercial power ground connection end and the output end of the switch power supply are electrically connected to the ground end. In some embodiments, the controller controls the heating power of the heating plate to heat through the heating control circuit, so that the slurry is heated rapidly. In some embodiments, the controller controls the anti-overflow probe to detect the liquid level state of the slurry through the anti-overflow detection circuit, so that the slurry is effectively prevented from overflowing. In some embodiments, the controller controls the temperature sensor via the temperature sensing circuit to effectively sense the temperature of the slurry. In some embodiments, the controller is powered by the voltage-reduced mains supply voltage input from the power supply connection terminal through the switching power supply, and the grounding terminal of the switching power supply output is electrically connected with the mains supply ground connection terminal, so that the requirements of safety regulations are met and coupler wires are saved.

The application also provides a cooking machine, including:

a host;

the cooking cup assembly is detachably assembled with the host machine; and

the cooking machine circuit of any one of the above.

It is optional, the cooking machine including assemble in the stirring cup subassembly of host computer top, locate the water tank of host computer, and intercommunication the water tank with the water delivery subassembly of stirring cup subassembly, the water delivery subassembly be used for with water in the water tank is carried to in the stirring cup subassembly, the cooking cup subassembly is located one side of host computer, the stirring cup subassembly be equipped with to the play thick liquid pipeline that the cooking cup subassembly extends can make edible material in the stirring cup subassembly flows into in the cooking cup subassembly.

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 present application and together with the description, serve to explain the principles of the application.

Fig. 1 is a cross-sectional view of an embodiment of the food processor of the present application;

fig. 2 is a schematic partial structural view of the food processor shown in fig. 1;

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

fig. 4 is a circuit diagram of a food processor circuit of the food processor shown in fig. 1;

fig. 5 is a flowchart illustrating an operation of one embodiment of the food processor circuit.

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 application provides a cooking machine circuit is used for cooking machine. The cooking machine comprises a host and a cooking cup assembly, and the host and the cooking machine are detachably assembled. The food processer circuit comprises a motor, a motor driving circuit, an overcurrent detection circuit, a pair of couplers and a controller. The motor is arranged on the cooking cup component. The motor driving circuit is electrically connected to the motor. The overcurrent detection circuit is electrically connected with the motor drive circuit. One coupler is arranged on the cooking cup assembly and electrically connected with the motor, and the other coupler is arranged on the host machine. The controller is arranged on the host and is electrically connected with the motor through a pair of couplers. The controller comprises a control end and a detection end, the controller controls the motor driving circuit to drive the motor through the control end, and the controller detects the electric signal of the overcurrent detection circuit through the detection end so as to detect the working current of the motor. So, through setting up the motor, make controller control motor continuously rotate and can effectively prevent that the thick liquid from sticking with the end, make the thick liquid be heated more evenly, and the controller is equipped with the sense terminal, makes the controller pass through the operating current of sense terminal detection motor, and the motor takes place the stalling and damages when preventing the thick liquid from too thick.

Fig. 1 is a cross-sectional view of a food processor 1 according to the present application. Fig. 2 is a schematic view of a part of the structure of the food processor 1 provided in the present application. Referring to fig. 1 and 2, the food processor 1 includes a main machine 10 and a food cup assembly 11, and the main machine 10 and the food cup assembly 11 are detachably assembled.

In some embodiments, the food processor 1 includes a stirring cup assembly 12 assembled above the main machine 10, a water tank 13 disposed on the main machine 10, and a water delivery assembly 14 communicating the water tank 13 and the stirring cup assembly 12, wherein the water delivery assembly 14 is used for delivering water in the water tank 13 to the stirring cup assembly 12. The cooking cup assembly 11 is arranged on one side of the main machine 10, the stirring cup assembly 12 is provided with a slurry outlet pipeline 15 extending to the cooking cup assembly 11, and food materials in the stirring cup assembly 12 can flow into the cooking cup assembly 11. The water tank 13 is installed at one side (right side shown in fig. 1) of the main body 10, and after the food material is placed in the stirring cup assembly 12, the water in the water tank 13 is transferred to the stirring cup assembly 12 by the water pump 16 of the water transfer assembly 14, and the stirring cup assembly 12 is stirred to form slurry. In some embodiments, the blending cup assembly 12 may only whip the food material without heating. The cooking cup assembly 11 is arranged on the other side (the left side shown in fig. 1) of the main machine 10, a pulp outlet pipeline 15 is arranged between the stirring cup assembly 12 and the cooking cup assembly 11, and pulp is conveyed into the cooking cup assembly 11 through the pulp outlet pipeline 15. In some embodiments, the food processing cup assembly 11 includes a cup body 110, a stirring blade 111 and a motor 112, the stirring blade 111 is located in a space surrounded by the cup body 110, and the motor 112 is connected to the stirring blade 111. A heating plate 2 is arranged below the cup body 110, and an anti-overflow probe 3 is arranged on the side wall of the upper end of the cup body 110. At the in-process that the thick liquid of dish 2 that generates heat in for cup 110 heats, motor 112 drive stirring sword 111 carries out continuous rotation in order to prevent sticking with paste the end, and the slurrying effect is better, and makes cup 110 wash easily, and at the boil out in-process simultaneously, the liquid level height of the thick liquid in the anti-overflow probe 3 detection cup 110 effectively prevents that the thick liquid from spilling over.

Fig. 3 is a schematic block diagram of the food processor circuit 4 of the food processor 1 according to the present application. Fig. 4 is a circuit diagram of the food processor circuit 4 of the food processor 1 according to the present application. Referring to fig. 3 and 4, in some embodiments, the food processor 1 includes a food processor circuit 4. The food processor circuit 4 includes a motor drive circuit 40, an overcurrent detection circuit 41, and a controller 43. The motor drive circuit 40 is electrically connected to the motor 112. The motor driving circuit 40 is conducted to enable the motor 112 to be powered and driven, so that the stirring knife 111 is driven to continuously rotate to prevent bottom pasting, the pulping effect is better, and the cup body 110 is easy to clean. The overcurrent detection circuit 41 is electrically connected to the motor drive circuit 40. The overcurrent detecting circuit 41 detects an operating current of the motor 112. The controller 43 is disposed on the host 10, the controller 43 includes a control terminal 430 and a detection terminal 431, the control terminal 430 is electrically connected to the motor driving circuit 40, the detection terminal 431 is electrically connected to the overcurrent detection circuit 41, the controller 43 controls the motor driving circuit 40 to drive the motor 112 through the control terminal 430, the controller 43 detects an electrical signal of the overcurrent detection circuit 41 through the detection terminal 431 to detect a working current of the motor 112, thereby determining whether the motor 112 is locked, and if the motor 112 is locked, the controller stops working to protect the motor 112 from being damaged due to the locked rotation. The control end 430 of the controller 43 controls the motor driving circuit 40 to be conducted, so that the motor 112 is driven to drive the stirring knife 111 to continuously rotate to prevent bottom pasting, and the pulping effect is better. The detection end 431 of the controller 43 detects the electric signal of the overcurrent detection circuit 41, so that the working current of the motor 112 is detected, and the motor 112 is effectively prevented from being blocked and damaged when the slurry in the cup body 110 is too thick. In some embodiments, controller 43 is a single-chip microcomputer.

In some embodiments, the motor driving circuit 40 includes a power switch Q1, a power switch Q1 electrically connected to the motor 112, a control terminal 430 electrically connected to the power switch Q1, and a controller 43 controlling the power switch Q1 via the control terminal 430 to drive the motor 112. The controller 43 controls the on-off of the power switch tube Q1 through the control end 430, so that the motor 112 is driven through the power switch tube Q1, the control mode is simple, and the cost is saved. In some embodiments, the power switch Q1 may be a P-channel MOS transistor.

In some embodiments, the food processor circuit 4 includes a power supply terminal 44, and the power switch Q1 is electrically connected between the power supply terminal 44 and the motor 112. The voltage of the power supply terminal 44 is 12V, and when the power switch Q1 is turned on, the motor 112 is connected to the power supply terminal 44, so that the motor 112 obtains 12V voltage and is driven, and safety is improved.

In some embodiments, the motor driving circuit 40 includes a transistor Q2, a transistor Q2 is electrically connected to the power switch Q1, a control terminal 430 is electrically connected to the transistor Q2, and the controller 43 controls the transistor Q2 to turn on and off through the control terminal 430, so as to control the power switch Q1 to drive the motor 112. A triode Q2 is arranged between the power switch tube Q1 and the control end 430, when the control end 430 of the controller 43 outputs a high level, the triode Q2 is conducted, and then the power switch tube Q1 is conducted, so that the motor 112 is connected to the power supply end 44, and the motor 112 obtains voltage and is driven; when the control terminal 430 of the controller 43 outputs a low level, the transistor Q2 is turned off, and the power switch Q1 is also turned off, so that the motor 112 cannot operate. Therefore, the control mode is simple, and the cost is saved.

In some embodiments, the motor driving circuit 40 includes a first current limiting resistor R1, one end of the first current limiting resistor R1 is electrically connected to the base of the transistor Q2, and the other end of the first current limiting resistor R1 is electrically connected to the control terminal 430. The first current limiting resistor R1 is electrically connected between the transistor Q2 and the control end 430, so that the current of the input transistor Q2 is effectively limited, and the transistor Q3 is protected.

In some embodiments, the motor driving circuit 40 includes a pull-down resistor R2, one end of the pull-down resistor R2 is electrically connected to the base of the transistor Q2, and the other end of the pull-down resistor R2 is electrically connected to the emitter of the transistor Q2 and is grounded to GND. A pull-down resistor R2 is connected between the base electrode and the emitter electrode of the triode Q2, and therefore the triode Q2 is effectively prevented from being triggered by mistake.

In some embodiments, the motor driving circuit 40 includes a second current limiting resistor R3, one end of the second current limiting resistor R3 is electrically connected to the collector of the transistor Q2, and the other end of the second current limiting resistor R3 is electrically connected to the gate of the power switch Q1. The second current limiting resistor R3 is electrically connected between the collector of the transistor Q2 and the gate of the power switch Q1, so as to effectively limit the magnitude of the current input to the gate of the power switch Q1, and protect the power switch Q1, and in addition, when the control terminal 430 of the controller 43 outputs a high level, the transistor Q2 is turned on, and the gate of the power switch Q1 is pulled to the ground GND through the second current limiting resistor R3, so that the power switch Q1 is turned on.

In some embodiments, the motor driving circuit 40 includes a pull-up resistor R4, one end of the pull-up resistor R4 is electrically connected to the gate of the power switch Q1, and the other end of the pull-up resistor R4 is electrically connected to the source of the power switch Q1. A pull-up resistor R4 is connected between the grid and the source of the power switch tube Q1, and therefore the power switch tube Q1 is effectively prevented from being triggered by mistake. When the control terminal 430 of the controller 43 outputs a low level, the transistor Q2 is turned off, and the gate of the power switch Q1 is pulled up to 12V by the pull-up resistor R4, so that the power switch Q1 is turned off, and the motor 112 cannot operate.

In some embodiments, the over-current detection circuit 41 includes a sampling resistor R5 connected in series with the power switch Q1, and the detection terminal 431 is electrically connected between the sampling resistor R5 and the power switch Q1. The operating current of the motor 112 can be collected by connecting a sampling resistor R5 in series between the power switch Q1 and the power supply terminal 44. The operating current of the motor 112 is detected through the detection terminal 431 to determine whether the stalling of the motor 112 occurs.

In some embodiments, the over-current detection circuit 41 includes a first voltage-dividing resistor R6 and a second voltage-dividing resistor R7, the first voltage-dividing resistor R6 and the second voltage-dividing resistor R7 are connected in series between the power supply terminal 44 and the ground GND, and the detection terminal 431 is electrically connected between the first voltage-dividing resistor R6 and the second voltage-dividing resistor R7. By serially connecting the first voltage-dividing resistor R6 and the second voltage-dividing resistor R7 between the power terminal 44 and the ground GND, the controller 43 is effectively prevented from being damaged due to the overhigh voltage detected by the detection terminal 431 when the motor 112 is locked, the detection terminal 431 of the controller 43 is effectively protected, and the working current of the motor 112 detected by the detection terminal 431 is not influenced. When the motor 112 is locked, the current flowing through the motor 112 is 500mA, the resistance of the sampling resistor R5 is 1 Ω, and the voltage at the end where the sampling resistor R5 is connected to the power switch Q1 is 12V-0.5A × 1 Ω and 11.5A. When the resistance of the first voltage dividing resistor R6 is 2K Ω and the resistance of the second voltage dividing resistor R7 is 1K Ω, the voltage at the detection terminal 431 after voltage division by the first voltage dividing resistor R6 and the second voltage dividing resistor R7 is 11.5 × 1K/(1+2) K is 3.83V. Therefore, when the voltage of the detection terminal 431 is detected to be lower than 3.83V, it indicates that the motor 112 is locked, and the motor 112 stops working, so as to protect the motor 112 from being damaged due to the locked rotation. In some embodiments, the over-current detection circuit 41 includes a third current limiting resistor R8, and the third current limiting resistor R8 is electrically connected between the detection terminal 431 and the first voltage dividing resistor R6 and the second voltage dividing resistor R7. The third current limiting resistor R8 effectively limits the current input from the detection terminal 431, and protects the components in the circuit from being damaged.

In some embodiments, the food processor circuit 4 includes a pair of couplers 5, one of which is disposed on the food cup assembly 11 and electrically connected to the motor 112, and the other of which is disposed on the host 10. The controller 43 is electrically connected to the motor 112 through a pair of couplers 5. The pair of couplers 5 includes a pair of ground terminals 50 inserted into each other. The food processor circuit 4 comprises a functional circuit 6 arranged on the food cup assembly 11 and a ground terminal GND arranged on the main machine 10, and the functional circuit 6 and the motor 112 are connected to the ground terminal GND through the same pair of ground terminals 50. One coupler 5 is a first coupler 51, and the other coupler is a second coupler 52, so that the ground wires of the functional circuit 6 and the motor 112 can be supplied through the pair of wiring terminals 50, the number of coupler wires is saved, and the cost is saved. In some embodiments, coupler 5 is a six-core add-to-add coupler.

In some embodiments, the food processor circuit 4 includes a heating control circuit 7, the functional circuit 6 includes a heat-generating tray 2, the heating control circuit 7 is electrically connected to the controller 43, and the heating control circuit 7 is electrically connected to the heat-generating tray 2 through the coupler 5. The controller 43 controls the heating power of the heating plate 2 through the heating control circuit 7 to heat, so that the temperature of the slurry is rapidly increased.

In some embodiments, the food processor circuit 4 includes an anti-overflow detection circuit 8, the functional circuit 6 includes an anti-overflow probe 3, the anti-overflow detection circuit 8 is electrically connected to the controller 43, and the anti-overflow detection circuit 8 is electrically connected to the anti-overflow probe 3 through the coupler 5. The controller 43 controls the anti-overflow probe 3 to detect the liquid level state of the slurry through the anti-overflow detection circuit 8, so as to effectively prevent the slurry from overflowing.

In some embodiments, the food processor circuit 4 includes a temperature detection circuit 9, the functional circuit 6 includes a temperature sensor 62, the temperature detection circuit 9 is electrically connected to the controller 43, and the temperature detection circuit 9 is electrically connected to the temperature sensor 62 through the coupler 5. The controller 43 controls the temperature sensor 62 through the temperature detection circuit 9 to effectively detect the temperature of the slurry.

Fig. 5 is a flowchart illustrating the operation of the food processor circuit 4 according to the present application. As shown in fig. 5, in some embodiments, the slurry in the cup 110 starts to boil, and in step S1, the driving motor 112 drives the stirring blade 111 to continuously stir. In step S2, it is continuously detected whether the operating current of the motor 112 is greater than 500 mA. In step S3, when the operating current of the motor 112 is detected to be greater than 500mA, the motor 112 stops operating, and the heating plate 2 stops heating. And step S4, displaying a corresponding fault code to remind a user of the jam caused by the over-thick slurry, wherein the food material is required to be reduced to reduce the consistency of the slurry. In step S5, when the operating current of the motor 112 is detected to be less than 500mA, the heating plate 2 is driven to be heated to 85 ° with full power. In step S6, the heating is adjusted to be half power heating to 92 ° or the liquid level is detected to touch the anti-overflow probe 3. And step S7, adjusting the boiling to be continuous with low power, and stopping heating when the liquid level is detected to rise and touch the anti-overflow probe 3. And (4) continuing heating at low power after the liquid level falls back and does not touch the anti-overflow probe 3, and cooking the serous fluid.

In some embodiments, in the embodiment of fig. 3, the heat generating tray 2 and the motor 112 are connected to the ground GND through the same pair of ground terminals 50. The anti-spill probe 3 and the motor 112 are connected to the ground GND through the same pair of ground terminals 50. The temperature sensor 62 and the motor 112 are connected to ground through the same pair of ground terminals 50. The heating plate 2, the anti-overflow probe 3 and the temperature sensor 62 are all connected to the ground end GND through the same pair of ground terminals 50 as the motor 112, and the arrangement is such that the heating plate 2, the anti-overflow probe 3, the temperature sensor 62 and the motor 112 share the ground wire, thereby saving the number of wires of the coupler 5.

In some embodiments, the food processor circuit 4 includes a power connection terminal 90, a commercial power ground connection terminal 91 and a switching power supply 92, the switching power supply 92 is electrically connected to the power connection terminal 90, and the switching power supply 92 is electrically connected to the controller 43, so as to step down the commercial power input from the power connection terminal 90 and supply power to the controller 43. The utility ground connection 91 and the output terminal of the switching power supply 92 are electrically connected to the ground GND. The power connection end 90 includes a live wire end L and a zero line end N, the live wire end L is connected to the live wire of the commercial power, and the zero line end N is connected to the zero line of the commercial power. The mains voltage input by the power connection terminal 90 is reduced by the switching power supply 92 and then supplies power to the controller 43, and the ground terminal GND output by the switching power supply 92 is electrically connected with the mains ground connection terminal 91, so that the heating plate 2, the anti-overflow probe 3, the temperature sensor 62 and the motor 112 are all connected to the ground terminal GND, the requirement of safety regulations is met, and the number of lines of the coupler 5 is saved.

The technical solutions disclosed in the embodiments of the present application can complement each other without generating conflicts.

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. The utility model provides a cooking machine circuit for cooking machine, cooking machine include host computer (10) and with host computer (10) demountable assembly's cooking cup subassembly (11), its characterized in that, cooking machine circuit (4) include:

the motor (112) is arranged on the cooking cup assembly (11);

a motor drive circuit (40) electrically connected to the motor (112);

an overcurrent detection circuit (41) electrically connected to the motor drive circuit (40);

a pair of couplers (5) which are mutually inserted, wherein one coupler is arranged on the cooking cup assembly (11) and is electrically connected with the motor (112), and the other coupler is arranged on the host (10); and

the controller (43) is arranged on the host (10), and is electrically connected with the motor (112) through the coupler (5), the controller (43) comprises a control end (430) and a detection end (431), the control end (430) is electrically connected with the motor driving circuit (40), the detection end (431) is electrically connected with the overcurrent detection circuit (41), the controller (43) controls the motor driving circuit (40) to drive the motor (112) through the control end (430), and the controller (43) detects the electric signal of the overcurrent detection circuit (41) through the detection end (431) so as to detect the working current of the motor (112).

2. The food processor circuit of claim 1, wherein the motor driving circuit (40) comprises a power switch tube electrically connected to the motor (112), the control terminal (430) is electrically connected to the power switch tube, and the controller (43) controls the power switch tube to drive the motor (112) through the control terminal (430).

3. The food processor circuit according to claim 2, wherein the motor driving circuit (40) comprises a transistor, the transistor is electrically connected to the power switch, the control terminal (430) is electrically connected to the transistor, and the controller (43) controls the power switch to drive the motor (112) by controlling the transistor to be turned on or off through the control terminal (430).

4. The food processor circuit according to claim 3, wherein the motor driving circuit (40) comprises a first current-limiting resistor, one end of the first current-limiting resistor is electrically connected to the base of the triode, and the other end of the first current-limiting resistor is electrically connected to the control terminal (430); and/or

The motor driving circuit (40) comprises a pull-down resistor, one end of the pull-down resistor is electrically connected with the base electrode of the triode, and the other end of the pull-down resistor is electrically connected with the emitting electrode of the triode and is grounded; and/or

The motor driving circuit (40) comprises a second current-limiting resistor, one end of the second current-limiting resistor is electrically connected with the collector electrode of the triode, and the other end of the second current-limiting resistor is electrically connected with the grid electrode of the power switching tube; and/or

The motor driving circuit (40) comprises a pull-up resistor, one end of the pull-up resistor is electrically connected with the grid electrode of the power switch tube, and the other end of the pull-up resistor is electrically connected with the source electrode of the power switch tube.

5. The food processor circuit according to claim 2, wherein the food processor circuit (4) comprises a power supply terminal (44), the power switch tube is electrically connected between the power supply terminal (44) and the motor (112), the over-current detection circuit (41) comprises a sampling resistor connected in series with the power switch tube, and the detection terminal (431) is electrically connected between the sampling resistor and the power switch tube.

6. The food processor circuit according to claim 5, wherein the over-current detection circuit (41) comprises a first voltage dividing resistor and a second voltage dividing resistor, the first voltage dividing resistor and the second voltage dividing resistor are connected in series between the power supply terminal (44) and ground, and the detection terminal (431) is electrically connected between the first voltage dividing resistor and the second voltage dividing resistor.

7. The food processor circuit according to claim 1, wherein the pair of couplers (5) comprises a pair of ground terminals (50) that are plugged into each other, the food processor circuit (4) comprises a functional circuit (6) disposed on the food cup assembly (11) and a ground terminal disposed on the host (10), and the functional circuit (6) and the motor (112) are connected to the ground terminal through the same pair of ground terminals (50).

8. The food processor circuit according to claim 7, wherein the food processor circuit (4) comprises a heating control circuit (7), the functional circuit (6) comprises a heat-generating plate (2), the heating control circuit (7) is electrically connected to the controller (43), the heating control circuit (7) is electrically connected to the heat-generating plate (2) through the coupler (5), and the heat-generating plate (2) and the motor (112) are connected to the ground terminal through the same pair of the ground terminals (50); and/or

The food processor circuit (4) comprises an anti-overflow detection circuit (8), the functional circuit (6) comprises an anti-overflow probe (3), the anti-overflow detection circuit (8) is electrically connected with the controller (43), the anti-overflow detection circuit (8) is electrically connected with the anti-overflow probe (3) through the coupler (5), and the anti-overflow probe (3) and the motor (112) are connected to the grounding end through the same pair of grounding terminals (50); and/or

The food processor circuit (4) comprises a temperature detection circuit (9), the functional circuit (6) comprises a temperature sensor (62), the temperature detection circuit (9) is electrically connected with the controller (43), the temperature detection circuit (9) is electrically connected with the temperature sensor (62) through the coupler (5), and the temperature sensor (62) and the motor (112) are connected to the grounding end through the same pair of grounding terminals (50); and/or

The food processor circuit (4) comprises a power supply connecting end (90), a commercial power ground connecting end (91) and a switch power supply (92), wherein the switch power supply (92) is electrically connected with the power supply connecting end (90), the switch power supply (92) is electrically connected with the controller (43), and the commercial power input by the power supply connecting end (90) is stepped down and then is supplied to the controller (43); the commercial power ground connection end (91) and the output end of the switch power supply (92) are electrically connected to the ground end.

9. A food processor, comprising:

a host (10);

the cooking cup assembly (11) is detachably assembled with the main machine (10); and

food processor circuit (4) according to any of claims 1-8.

10. The food processor of claim 9, wherein the food processor comprises a stirring cup assembly (12) assembled above the main machine (10), a water tank (13) arranged on the main machine (10), and a water delivery assembly (14) communicated with the water tank (13) and the stirring cup assembly (12), the water delivery assembly (14) is used for delivering water in the water tank (13) to the stirring cup assembly (12), the stirring cup assembly (11) is arranged on one side of the main machine (10), the stirring cup assembly (12) is provided with a slurry outlet pipeline (15) extending to the stirring cup assembly (11), so that the food material in the stirring cup assembly (12) can flow into the stirring cup assembly (11).

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