CN217285508U - Food processor control circuit and food processor - Google Patents
Food processor control circuit and food processor Download PDFInfo
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- CN217285508U CN217285508U CN202120272746.3U CN202120272746U CN217285508U CN 217285508 U CN217285508 U CN 217285508U CN 202120272746 U CN202120272746 U CN 202120272746U CN 217285508 U CN217285508 U CN 217285508U
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- 238000010411 cooking Methods 0.000 claims abstract description 20
- 230000009466 transformation Effects 0.000 claims description 15
- 230000001131 transforming effect Effects 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 208000012260 Accidental injury Diseases 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The application provides a cooking machine control circuit and cooking machine. The food processor control circuit comprises a power supply circuit, a controller and a power supply switch. The power supply circuit comprises a power supply battery; the controller comprises a power end and a control end, the power end is connected with the power supply battery, and the power supply battery supplies power to the controller through the power end; the control end is connected with a load and controls the load to work; the power supply switch is connected between the power supply battery and the power supply end of the controller, when the cup cover covers the cup body, the power supply switch is switched on, and the controller is switched on; when the cup cover is opened, the power supply switch is switched off, and the controller is powered off. The food processor comprises a cup body and a cup cover capable of covering the cup body. The rejection rate of the food processor can be reduced.
Description
Technical Field
The application relates to the field of household appliances, in particular to a food processor control circuit and a food processor.
Background
In the correlation technique of some cooking machines, the controller through the cooking machine can control the switch on and off of cooking machine, the rotational speed of control motor, control the cooking of eating material and eat the cooking mode etc. of length and control material. However, when the controller is abnormal (for example, a control program in the controller has a leak) and needs to be reset or powered off, for some complete machines, the battery for supplying power to the controller can only be removed in a machine removal mode, so that the controller is reset, and the rejection rate of the complete machine is high.
SUMMERY OF THE UTILITY MODEL
The application provides a modified cooking machine control circuit and cooking machine can reduce the disability rate of cooking machine.
The application provides a cooking machine control circuit is applied to the cooking machine, the cooking machine include the cup, can cover in the bowl cover and the load of cup include:
a power supply circuit including a power supply battery;
the controller comprises a power end and a control end, the power end is connected with the power supply battery, and the power supply battery supplies power to the controller through the power end; the control end is connected with the load and controls the load to work;
the power supply switch is connected between the power supply battery and a power supply end of the controller, when the cup cover covers the cup body, the power supply switch is switched on, and the controller is switched on; when the cup cover is opened, the power supply switch is switched off, and the controller is powered off. In some embodiments, the food processor control circuit includes a controller, a power supply battery to power the controller, and a power supply switch connected between the power supply battery and the controller. When the cup cover covers the cup body, the power supply switch is switched on, and the controller is switched on; when the cup cover is opened, the power supply switch is switched off, and the controller is powered off. The on-off of the controller can be controlled by controlling the opening and closing of the cup cover. The controller finishes one restart every time the cup cover is opened and closed. When the controller is abnormal (for example, the controller is halted due to abnormal program), the power supply battery of the controller can be dismounted without dismounting the whole machine, so that the problem that the food processer is scrapped due to dismounting the whole machine is avoided, and the rejection rate of the food processer is greatly reduced.
Further, the power supply circuit comprises a first voltage transformation circuit, and the first voltage transformation circuit is connected between the power supply battery and the controller and is used for converting the voltage output by the power supply battery into the working voltage of the controller. In some embodiments, the first voltage transformation circuit transforms the voltage output by the power supply battery, so that the situation that the power supply voltage input to the controller is too high and damages the controller, or the power supply voltage input to the controller is too low and influences the normal operation of the controller can be prevented.
Further, the power supply circuit comprises a first diode, an anode of the first diode is connected with the power supply switch, and a cathode of the first diode is connected with the controller. In some embodiments, the first diode may block current flow from the controller to the power supply battery, which may reduce power consumption of the circuit.
Further, cooking machine control circuit includes charging circuit, charging circuit is including the input port that charges, the input port that charges is connected respectively the controller with power supply battery, the input port that charges receives charging source's electric energy and gives power supply battery charges, and give the controller power supply. In some embodiments, the charging input port is respectively connected with the power supply battery and the controller, and the controller is powered while the power supply battery is charged, so that the controller can work normally, the power supply battery can be charged and controlled, and the problems of excessive charging and the like of the power supply battery are prevented.
Further, the power supply battery comprises a charging end, the power supply end of the controller is connected with the charging input port, and the charging end of the power supply battery is connected between the charging input port and the power supply end of the controller. In some embodiments, the number of ports of the circuit may be saved by charging the input port to charge the battery and powering the controller simultaneously.
Furthermore, the charging circuit comprises a second voltage transformation circuit, and the second voltage transformation circuit is connected between the charging input port and the power supply battery and is used for converting the voltage output by the charging power supply into the charging voltage of the power supply battery. In some embodiments, the second voltage transformation circuit can transform the voltage input through the charging input port, so as to prevent the charging voltage of the power supply battery from being too high and damaging the power supply battery, or prevent the charging voltage of the power supply battery from being too low and affecting the normal charging of the power supply battery.
Further, the charging circuit includes a second diode, an anode of the second diode is connected to the charging terminal of the power supply battery, and a cathode of the second diode is connected to the power supply terminal of the controller; and/or
The charging circuit comprises a third diode, the anode of the third diode is connected with the second voltage transformation circuit, and the cathode of the third diode is connected with the power supply battery. In some embodiments, the second diode may block current flow from the controller to the power supply battery and the power supply source, which may reduce power consumption of the circuit. The third diode can block the current from flowing from the power supply battery to the charging input port, so that the power consumption of the circuit can be reduced, and the power supply battery is prevented from reversely charging the charging power supply.
Further, cooking machine control circuit includes load drive circuit, load drive circuit connects the control end, and connects the load, the controller passes through the control end control load drive circuit's break-make, come control the break-make of load. In some embodiments, the controller can control the load more precisely by controlling the load driving circuit.
Further, the load driving circuit includes a transistor, a gate of the transistor is connected to the control terminal, one of a source and a drain of the transistor is connected to the power supply battery through the load, and the other of the source and the drain of the transistor is grounded. In some embodiments, the switching speed of the transistor is fast, so that the power on/off of the load can be accurately controlled.
The application provides a cooking machine includes:
a cup cover;
the cup cover can cover the cup body; and
the food processor control circuit of any of the above.
Drawings
Fig. 1 is a schematic view of a food processor provided in an embodiment of the present application;
FIG. 2 is a schematic view of a lid included in the food processor of FIG. 1;
fig. 3 is a bottom view of the food processor of fig. 1;
fig. 4 is a circuit block diagram of a food processor control circuit according to an embodiment of the present application;
fig. 5 is a circuit diagram of the food processor control circuit in fig. 4.
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 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 otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" or "an" and the like in the description and in the claims of this application do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" includes two, and is equivalent to at least two. 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. As used in this specification 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.
Fig. 1 is a schematic view of a food processor 100 according to an embodiment of the present application. Fig. 2 is a schematic view of the cup lid 11 included in the food processor 100 in fig. 1. Fig. 3 is a bottom view of the food processor 100 in fig. 1. Referring to fig. 1 to 3, the food processor 100 includes a cup body 12 and a lid 11 that can cover the cup body 12. In this embodiment, the cup body 12 can be used to contain food material. The cap 11 is in the form of a head that includes a housing 116 and a load 113. The load 113 may be disposed in a space enclosed by the housing 116, including the motor 1131. The motor 1131 includes a motor shaft 1132. The motor shaft 1132 extends outwardly from the space enclosed by the housing 116. Motor shaft 1132 extends from the space enclosed by casing 116 into cup 12 when lid 11 is closed over cup 12. The end of the motor shaft 1132 that extends into the cup 12 may have a stirring blade assembly 114 attached thereto. When the motor 1131 is powered on, the motor shaft 1132 rotates to drive the stirring blade assembly 114 to rotate, so as to stir the food material in the cup body 12.
In some embodiments, the load 113 may also be disposed outside the space enclosed by the enclosure 116. For example, load 113 may include a heating assembly (not shown) disposed within cup 12. The heating component is electrified to generate heat, so that the food in the cup body 12 can be heated.
Fig. 4 is a circuit block diagram of the food processor control circuit 200 according to an embodiment of the present application. The food processor control circuit 200 can be applied to the food processor 100.
Referring to fig. 1 to 4, the food processor control circuit 200 includes a power supply circuit 21, a controller 23, and a power supply switch 22. The power supply circuit 21 includes a power supply battery 211. In this embodiment, the load 113 may include a small dc motor. The power supply battery 211 is connected to the load 113 to supply power to the load 113. The power supply battery 211 can drive a small direct current motor to work. In other embodiments, the load 113 may be connected to an ac power source, such as a utility power supply, which drives the load 113 to operate.
In some embodiments, the controller 23 includes a power supply terminal VDD, the power supply terminal VDD is connected to the power supply battery 211, and the power supply battery 211 supplies power to the controller 23 through the power supply terminal VDD, so that the controller 23 can control the food processor 100 to operate. In some embodiments, the controller 23 includes a control terminal MOTOR, the control terminal MOTOR is connected to the load 113, and the controller 23 can control the load 113 to operate through the control terminal MOTOR when the controller 23 is powered on (i.e., the power supply battery 211 supplies power to the controller 23 through the power terminal VDD, so that the controller 23 can operate normally). In some embodiments, the controller 23 may control power on and off, rotational speed, heating power, etc. of the load 113.
In some embodiments, the power supply switch 22 is connected between the power supply battery 211 and the power supply terminal VDD of the controller 23, when the cup cover 11 covers the cup body 12, the power supply switch 22 is turned on, and the controller 23 is powered on, so that the food processor 100 can be controlled to operate; when the cup cover 11 is opened, the power supply switch 22 is turned off, the controller 23 is powered off, and the food processor 100 can be stopped. In some embodiments, after the controller 23 is powered down, the controller 23 may perform a reset operation upon a power-up.
In some embodiments, one portion of the power switch 22 may be disposed on the lid 11, another portion of the power switch 22 may be disposed on the cup 12, and when the lid 11 covers the cup 12, the portion of the power switch 22 disposed on the lid 11 contacts the portion disposed on the cup 12, so that the power switch 22 may be turned on; when lid 11 is open, the portion of power switch 22 disposed on lid 11 is separated from the portion disposed on cup 12, thereby allowing power switch 22 to be turned off. The circuit structure is simpler.
In some embodiments of the present application, the food processor control circuit 200 includes a controller 23, a power supply battery 211 for supplying power to the controller 23, and a power supply switch 22 connected between the power supply battery 211 and the controller 23. When the cup cover 11 is covered on the cup body 12, the power supply switch 22 is switched on, and the controller 23 is switched on; when the cup cover 11 is opened, the power supply switch 22 is switched off, and the controller 23 is powered off. On one hand, the on-off of the controller 23 can be controlled by controlling the opening and closing of the cup cover 11. The controller 23 finishes restarting once the cup cover 11 is opened and closed. When the controller 23 is abnormal (for example, the controller 23 is halted due to abnormal program), the controller 23 can be restarted by controlling the opening and closing of the cup cover 11, and the power supply battery 211 of the controller 23 can be dismounted without dismounting the whole machine, so that the problem that the food processer 100 is scrapped due to dismounting the whole machine is avoided, and the scrappage of the food processer 100 is greatly reduced; on the other hand, compared with food processor control circuits in which a power supply switch is not arranged between some power supply batteries and the controller and the power supply batteries always supply power to the controller, the food processor control circuit 200 of the present application can control the power supply battery 211 to stop supplying power to the controller 23 after the cup cover 11 is opened, so that the power consumption of the power supply battery 211 is greatly reduced, and the energy is saved; on the other hand, compare with some food processer control circuits who set up power switch in the circuit loop of load, although these food processer control circuits can control power switch's break-make through the bowl cover opens and shuts, and then control load's break-make electricity, the electric current in the circuit loop that the load belongs to is generally great (for example several amperes or tens of amperes), power switch probably because the adhesion of striking sparks appears too greatly in the electric current that flows, and then lead to the impaired problem of power switch, and the power switch 22 of the food processer control circuit 200 of this application is connected between power supply battery 211 and controller 23, the opening and shutting of bowl cover 11, control power switch 22's break-make, and then control controller 23's break-make electricity. And the controller 23 may control the load 113 to stop operating after power is cut off. The current between the power supply battery 211 and the controller 23 is generally small (e.g., current in the milliamp range), and the power supply switch 22 does not need to withstand a large current, reducing the probability of damage to the power supply switch 22; on the other hand, when the cup cover 11 is opened, the controller 23 is powered off and stops working, so that the problem that when the cup cover 11 is opened due to the problem of program software, the controller 23 controls the load 113 to start working (for example, the motor 1131 is controlled to drive the stirring knife assembly 114 to rotate), and accidental injury is caused to a user is solved. The safety of the food processor 100 is high.
Fig. 5 is a circuit diagram of the food processor control circuit 200 in fig. 4.
Referring to fig. 1, 2 and 5, in some embodiments, the power switch 22 comprises a contact switch. The power supply switch 22 includes a first contact 221, a second contact 222, and a contact connector 223. The first contact 221 and the second contact 222 can be arranged on one of the lid 11 and the cup 12 of the food processor 100, the contact connector 223 can be arranged on the other of the lid 11 and the cup 12, when the lid 11 covers the cup 12, the contact connector 223 contacts the first contact 221 and the second contact 222, so that the first contact 221 and the second contact 222 are communicated, and the power supply switch 22 is switched on; when the cap 11 is opened, the contact connecting member 223 does not contact the first contact 221 and the second contact 222, so that the first contact 221 and the second contact 222 are disconnected, and the power supply switch 22 is disconnected. Thus, the on-off of the power supply switch 22 can be controlled by controlling the opening and closing of the cup cover 11.
In some embodiments, the power supply circuit 21 includes a first transformer circuit 212, and the first transformer circuit 212 is connected between the power supply battery 211 and the controller 23, and is configured to convert a voltage output by the power supply battery 211 into an operating voltage of the controller 23. In the present embodiment, the first transforming circuit 212 may include a voltage-reducing circuit. In other embodiments, the first transformation circuit 212 includes a boost circuit. The first voltage transformation circuit 212 is used for converting the voltage output by the power supply battery 211, so that the situation that the power supply voltage input to the controller 23 is too high to damage the controller 23 or the power supply voltage input to the controller 23 is too low to influence the normal operation of the controller 23 can be prevented.
In some embodiments, the power supply circuit 21 includes a first diode D3, an anode of the first diode D3 connected to the power switch 22, and a cathode of the first diode D3 connected to the controller 23. The first diode D3 may block current from flowing from the controller 23 to the power supply battery 211, so that power consumption of the circuit may be reduced.
In some embodiments, the food processor control circuit 200 includes the charging circuit 24, the charging circuit 24 includes a charging input port 242, the charging input port 242 is respectively connected to the controller 23 and the power supply battery 211, and the charging input port 242 receives the power of the charging power source 25 to charge the power supply battery 211 and supply power to the controller 23. The charging input port 242 may include a USB (Universal Serial Bus) charging input port. The charging power supply 25 may include a USB conversion circuit. The charging voltage received at charging input port 242 is a USB charging voltage. In some embodiments, the charging input port 242 is connected to the power supply battery 211 and the controller 23, respectively, and supplies power to the controller 23 while charging the power supply battery 211, so that the controller 23 can operate normally, and further, the charging control can be performed on the power supply battery 211, thereby preventing problems such as overcharge of the power supply battery 211. The circuit has high safety.
In some embodiments, the power supply battery 211 comprises a charging terminal Vin, the power terminal VDD of the controller 23 is connected to the charging input port 242, and the charging terminal Vin of the power supply battery 211 is connected between the charging input port 242 and the power terminal VDD of the controller 23. By simultaneously charging the power supply battery 211 and powering the controller 23 through the charging input 242, the number of ports of the circuit can be saved.
In some embodiments, the charging circuit 24 includes a second voltage transformation circuit 241, and the second voltage transformation circuit 241 is connected between the charging input port 242 and the power supply battery 211 for transforming the voltage output by the charging power supply 25 into the charging voltage of the power supply battery 211. In the present embodiment, the second transforming circuit 241 includes a boosting circuit. In other embodiments, the second transforming circuit 241 includes a voltage-reducing circuit. The second transformer circuit 241 can convert the voltage input through the charging input port 242, so as to prevent the charging voltage of the power supply battery 211 from being too high and damaging the power supply battery 211, or prevent the charging voltage of the power supply battery 211 from being too low and affecting the normal charging of the power supply battery 211.
In some embodiments, the charging circuit 24 includes a second diode D1, an anode of the second diode D1 is connected to the charging terminal Vin of the power supply battery 211, and a cathode of the second diode D1 is connected to the power supply terminal VDD of the controller 23. In this way, the second diode D1 can block the current from flowing from the controller 23 to the power supply battery 211 and the power supply 25, so that the power consumption of the circuit can be reduced.
In some embodiments, the charging circuit 24 includes a third diode D2, an anode of the third diode D2 is connected to the second transforming circuit 241, and a cathode of the third diode D2 is connected to the power supply battery 211. The third diode D2 can block the current from flowing from the power supply battery 211 to the charging input port 242, thereby reducing the power consumption of the circuit and preventing the power supply battery 211 from charging the charging power supply 25 in the reverse direction.
In some embodiments, the food processor control circuit 200 includes a load driving circuit 26, the load driving circuit 26 is connected to the control terminal MOTOR and connected to the load 113, and the controller 23 controls the load driving circuit 26 to be turned on or off through the control terminal MOTOR to control the load 113 to be turned on or off. In some embodiments, controller 23 may provide more precise control of load 113 by controlling load drive circuit 26.
In some embodiments, the load driving circuit 26 includes a transistor Q1, the gate of the transistor Q1 is connected to the control terminal MOTOR, one of the source and the drain of the transistor Q1 is connected to the power supply battery 211 through the load 113, and the other of the source and the drain of the transistor Q1 is connected to ground. In the present embodiment, the transistor Q1 includes an N-type transistor, the source of the transistor Q1 is grounded, and the drain is connected to the power supply battery 211 through the load 113. In other embodiments, the load 113 may also be connected between the source of the transistor Q1 and ground. The transistor Q1 has a fast switching speed, so that the power on/off of the load 113 can be precisely controlled.
In some embodiments, the load driving circuit 26 includes a pull-down resistor R4, one end of the pull-down resistor R4 is connected between the control terminal MOTOR and the gate of the transistor Q1, and the other end of the pull-down resistor R4 is grounded. When the cup cover 11 is opened and the controller 23 is powered off, the pull-down resistor R4 pulls down the gate voltage of the transistor Q1, so that the transistor Q1 is disconnected, the load 113 stops working, the load 113 is prevented from continuing to work after the cup cover 11 is opened, accidental injury is caused to users, and the circuit safety is high.
In some embodiments, the food processor control circuit 200 includes a key circuit 27. The KEY circuit 27 includes a KEY1, the KEY1 is connected between the power source terminal VDD and ground, and the controller 23 includes a signal receiving terminal KEY, which is connected between the KEY2 and the power source terminal VDD. The user can control the food processor 100 to perform different operations (for example, start the food processor 100 or stop the food processor 100) by turning on or off the KEY 1. When the KEY1 is turned on or off, the signal receiving end KEY of the controller 23 can receive different electrical signals, so as to control the food processor 100 to execute corresponding operations.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of protection of the present application.
Claims (10)
1. The utility model provides a cooking machine control circuit, is applied to the cooking machine, a serial communication port, the cooking machine include cup (12), can cover in bowl cover (11) and load (113) of cup (12), cooking machine control circuit includes:
a power supply circuit (21) including a power supply battery (211);
the controller (23) comprises a power supply end and a control end, the power supply end is connected with the power supply battery (211), and the power supply battery (211) supplies power to the controller (23) through the power supply end; the control end is connected with the load (113) to control the load (113) to work;
the power supply switch (22) is connected between the power supply end of the power supply battery (211) and the power supply end of the controller (23), when the cup cover (11) covers the cup body (12), the power supply switch (22) is conducted, and the controller (23) is electrified; when the cup cover (11) is opened, the power supply switch (22) is switched off, and the controller (23) is powered off.
2. The food processor control circuit according to claim 1, wherein the power supply circuit (21) comprises a first voltage transformation circuit (212), and the first voltage transformation circuit (212) is connected between the power supply battery (211) and the controller (23) and is configured to convert the voltage output by the power supply battery (211) into the operating voltage of the controller (23).
3. The food processor control circuit according to claim 2, wherein the power supply circuit (21) comprises a first diode, an anode of the first diode is connected to the power supply switch (22), and a cathode of the first diode is connected to the controller (23).
4. The food processor control circuit of claim 1, comprising a charging circuit (24), wherein the charging circuit (24) comprises a charging input port, the charging input port is respectively connected with the controller (23) and the power supply battery (211), and the charging input port receives the electric energy of a charging power supply to charge the power supply battery (211) and supply power to the controller (23).
5. The food processor control circuit according to claim 4, wherein the power supply battery (211) comprises a charging terminal, the power supply terminal of the controller (23) is connected to the charging input port, and the charging terminal of the power supply battery (211) is connected between the charging input port and the power supply terminal of the controller (23).
6. The food processor control circuit according to claim 5, wherein the charging circuit (24) comprises a second voltage transformation circuit connected between the charging input port and the power supply battery (211) for transforming the voltage output by the charging power supply into the charging voltage of the power supply battery (211).
7. The food processor control circuit according to claim 6, wherein the charging circuit (24) comprises a second diode, an anode of the second diode is connected to the charging terminal of the power supply battery (211), and a cathode of the second diode is connected to the power supply terminal of the controller (23); and/or
The charging circuit (24) comprises a third diode, the anode of the third diode is connected with the second voltage transformation circuit, and the cathode of the third diode is connected with the power supply battery (211).
8. The food processor control circuit according to claim 1, wherein the food processor control circuit comprises a load driving circuit (26), the load driving circuit (26) is connected to the control terminal and connected to the load (113), and the controller (23) controls the on/off of the load (113) by controlling the on/off of the load driving circuit (26) through the control terminal.
9. The food processor control circuit according to claim 8, wherein the load driving circuit (26) comprises a transistor, a gate of the transistor is connected to the control terminal, one of a source and a drain of the transistor is connected to the power supply battery (211) through the load (113), and the other of the source and the drain of the transistor is grounded.
10. A food processor, comprising:
a cup cover (11);
the cup body (12), the cup cover (11) can cover the cup body (12); and
the food processor control circuit of any one of claims 1 to 9.
Priority Applications (1)
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CN202120272746.3U CN217285508U (en) | 2021-01-29 | 2021-01-29 | Food processor control circuit and food processor |
Applications Claiming Priority (1)
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CN202120272746.3U CN217285508U (en) | 2021-01-29 | 2021-01-29 | Food processor control circuit and food processor |
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CN217285508U true CN217285508U (en) | 2022-08-26 |
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CN202120272746.3U Active CN217285508U (en) | 2021-01-29 | 2021-01-29 | Food processor control circuit and food processor |
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