Face cover of multifunctional control panel and control panel

Abstract

The utility model relates to the technical field of intelligent household products, in particular to a surface cover of a multifunctional control panel and the control panel. An MCU control module, a partial pressure detection module and a first connecting seat are arranged on the surface cover; the MCU control module is integrated with a storage module for storing multiple groups of voltage values and configuration information corresponding to each group of voltage values; the MCU control module is electrically connected with the partial pressure detection module, and the partial pressure detection module is electrically connected with the first connecting seat and used for detecting the voltage value of the base; the MCU control module is configured to extract the corresponding configuration information from the storage module according to the voltage value of the base detected by the partial pressure detection module and configure the display content on the display module, so that the surface cover can automatically identify different base configurations and adaptively configure the display content on the built-in display module; the problems that different firmware is programmed on the surface cover according to the number of the connected base switches, and one firmware is programmed on the surface cover and then is configured through a mobile phone APP are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of smart home products, in particular to a face cover of a multifunctional control panel and a control panel. Background Art

[0002] At present, the common multi-function control panel designs of smart home systems on the market are mostly designed for the cover to burn different firmware according to the number of base switches connected. The method of burning different firmware for the cover according to the number of base switches has the disadvantages of many firmware types, complex production, and difficulty in finding the wrong combination of the base and the cover. Utility Model Content

[0003] In view of this, an object of the present invention is to provide a multifunctional control panel cover and a control panel.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A face cover of a multifunctional control panel, wherein the face cover is provided with a display module, and further comprises an MCU control module, a voltage division detection module and a first connection socket for being electrically connected to a base; the MCU control module is integrated with a storage module, the storage module stores a plurality of groups of voltage values ​​and configuration information corresponding to each group of the voltage values; the MCU control module is electrically connected to the voltage division detection module, the voltage division detection module is electrically connected to the first connection socket and is used to detect the voltage value of the base; the MCU control module is configured to extract corresponding configuration information from the storage module according to the voltage value of the base detected by the voltage division detection module and configure display content on the display module.

[0006] Furthermore, the MCU control module includes a main control chip U3; the voltage division detection module includes a resistor R16 and a resistor R17; the first connection socket includes an interface JK1;

[0007] The thirty-seventh pin of the main control chip U3 is electrically connected to one end of the resistor R16, the other end of the resistor R16 is electrically connected to one end of the resistor R17 and the seventh pin of the interface JK1 respectively, and the other end of the resistor R17 is electrically connected to the 3V3 power supply.

[0008] Further, the voltage division detection module also includes a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a transistor Q2, a transistor Q3, a transistor Q4 and a transistor Q8;

[0009] One end of the resistor R8 is electrically connected to the 47th pin of the main control chip U3, the other end of the resistor R8 is electrically connected to one end of the resistor R9 and the base of the transistor Q2 respectively, the other end of the resistor R9 and the emitter of the transistor Q2 are both grounded, and the collector of the transistor Q2 is electrically connected to the first pin of the interface JK1;

[0010] One end of the resistor R10 is electrically connected to the 48th pin of the main control chip U3, the other end of the resistor R10 is electrically connected to one end of the resistor R11 and the base of the transistor Q3 respectively, the other end of the resistor R11 and the emitter of the transistor Q3 are both grounded, and the collector of the transistor Q3 is electrically connected to the third pin of the interface JK1;

[0011] One end of the resistor R12 is electrically connected to the first pin of the main control chip U3, the other end of the resistor R12 is electrically connected to one end of the resistor R13 and the base of the transistor Q4 respectively, the other end of the resistor R13 and the emitter of the transistor Q4 are both grounded, and the collector of the transistor Q4 is electrically connected to the fifth pin of the interface JK1;

[0012] One end of the resistor R14 is electrically connected to the second pin of the main control chip U3, and the other end of the resistor R14 is electrically connected to one end of the resistor R15 and the base of the transistor Q8 respectively. The other end of the resistor R15 and the emitter of the transistor Q8 are both grounded, and the collector of the transistor Q8 is electrically connected to the tenth pin of the interface JK1.

[0013] Furthermore, it also includes a communication module, which is electrically connected to the MCU control module.

[0014] Furthermore, the communication module includes a communication chip U2, an interface JK2, a resistor R18, a resistor R19 and a capacitor C3; the MCU control module also includes an interface JK7, a resistor R25 and a resistor R26;

[0015] The first pin of the communication chip U2 is electrically connected to one end of the resistor R18, one end of the resistor R19, one end of the capacitor C3 and the first pin of the interface JK2 respectively, the other end of the resistor R18 is electrically connected to the 3V3 power supply, the other end of the resistor R19 is electrically connected to the forty-third pin of the main control chip U3, the other end of the capacitor C3 is grounded, the fourth pin of the interface JK2 is electrically connected to the twelfth pin of the communication chip U2, and the fifth pin of the interface JK2 is electrically connected to the eleventh pin of the communication chip U2;

[0016] The sixteenth pin of the communication chip U2 is electrically connected to the third pin of the interface JK7 and one end of the resistor R26, respectively, and the other end of the resistor R26 is electrically connected to the thirty-ninth pin of the main control chip U3;

[0017] The fifteenth pin of the communication chip U2 is electrically connected to the second pin of the interface JK7 and one end of the resistor R25 respectively, and the other end of the resistor R25 is electrically connected to the fortieth pin of the main control chip U3.

[0018] Furthermore, it also includes a first power supply module, which is electrically connected to the MCU control module.

[0019] Furthermore, it also includes a key backlight circuit and a key status light circuit;

[0020] The first power supply module is electrically connected to the power supply ends of the key backlight circuit and the key status light circuit respectively;

[0021] The control ends of the key backlight circuit and the key status light circuit are electrically connected to the MCU control module respectively.

[0022] A control panel comprises a base and a cover of the multifunctional control panel; the base is provided with a second connection seat, and the second connection seat is used for electrical connection with the first connection seat.

[0023] Furthermore, the second connection socket includes an interface JK6; the base is also provided with a plurality of high-power switch control circuits, and the plurality of high-power switch control circuits are electrically connected to the interface JK6 respectively.

[0024] The beneficial effects of the utility model are:

[0025] The utility model provides a face cover of a multifunctional control panel, on which an MCU control module, a voltage division detection module and a first connection socket for being electrically connected to a base are arranged; the MCU control module is integrated with a storage module, and the storage module stores a plurality of groups of voltage values ​​and configuration information corresponding to each group of the voltage values; the MCU control module is electrically connected to the voltage division detection module, and the voltage division detection module is electrically connected to the first connection socket and is used to detect the voltage value of the base; the MCU control module is configured to extract corresponding configuration information from the storage module according to the voltage value of the base detected by the voltage division detection module and configure the display content on the display module, so that the face cover can automatically identify different base configurations and adaptively configure the display content on the display module provided with it. This solution not only solves the problems of burning different firmwares on the face cover according to the number of connected base switches and burning one firmware on the face cover and then configuring it through a mobile phone APP, but also greatly simplifies the types of production stocking, reduces the difficulty of on-site installation and debugging, and is well applied in mass production of products. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 Shown is a schematic diagram of a module of a multifunctional control panel cover of the utility model;

[0027] Figure 2 Shown is a circuit connection diagram of an MCU control module of a multifunctional control panel cover of the utility model;

[0028] Figure 3 Shown is a circuit connection diagram of a voltage division detection module of a multifunctional control panel cover of the utility model;

[0029] Figure 4 The figure shows a circuit connection diagram of a first connection socket of a cover of a multifunctional control panel of the utility model;

[0030] Figure 5 Shown is a circuit connection diagram of a communication module of a multifunctional control panel cover of the utility model;

[0031] Figure 6 The figure shows a circuit connection diagram of a first power module of a cover of a multifunctional control panel of the utility model;

[0032] Figure 7 The figure shows a circuit connection diagram of a key backlight circuit and a key status light circuit of a cover of a multifunctional control panel of the utility model;

[0033] Figure 8 The figure shows a circuit connection diagram of a second connection socket of a cover of a multifunctional control panel of the utility model;

[0034] Fig. 9 Shown is a circuit connection diagram of a resistor network voltage divider module of a multifunctional control panel cover of the utility model;

[0035] Fig.10 Shown is a circuit connection diagram of a high-voltage switch control circuit of a multifunctional control panel cover of the utility model;

[0036] Fig.11 The figure shows a circuit connection diagram of a second power supply module of a cover of a multifunctional control panel of the utility model;

[0037] Description of Figure Numbers:

[0038] 1-MCU control module; 2-display module; 3-communication module; 4-voltage division detection module; 5-first connection socket. DETAILED DESCRIPTION

[0039] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments:

[0040] like Figure 1As shown, the utility model provides a face cover of a multifunctional control panel, wherein the face cover is provided with a display module, and further comprises an MCU control module, a voltage division detection module and a first connection socket for being electrically connected to a base; the MCU control module is integrated with a storage module, and the storage module stores a plurality of groups of voltage values ​​and configuration information corresponding to each group of the voltage values; the MCU control module is electrically connected to the voltage division detection module, and the voltage division detection module is electrically connected to the first connection socket and is used to detect the voltage value of the base; the MCU control module is configured to extract the corresponding configuration information from the storage module according to the voltage value of the base detected by the voltage division detection module and configure the display content on the display module.

[0041] From the above description, it can be seen that the utility model has the following beneficial effects:

[0042] The utility model provides a face cover of a multifunctional control panel, on which an MCU control module, a voltage division detection module and a first connection socket for being electrically connected to a base are arranged; the MCU control module is integrated with a storage module, and the storage module stores a plurality of groups of voltage values ​​and configuration information corresponding to each group of the voltage values; the MCU control module is electrically connected to the voltage division detection module, and the voltage division detection module is electrically connected to the first connection socket and is used to detect the voltage value of the base; the MCU control module is configured to extract corresponding configuration information from the storage module according to the voltage value of the base detected by the voltage division detection module and configure the display content on the display module, so that the face cover can automatically identify different base configurations and adaptively configure the display content on the display module provided with it. This solution not only solves the problems of burning different firmwares on the face cover according to the number of connected base switches and burning one firmware on the face cover and then configuring it through a mobile phone APP, but also greatly simplifies the types of production stocking, reduces the difficulty of on-site installation and debugging, and is well applied in mass production of products.

[0043] Furthermore, the MCU control module includes a main control chip U3; the voltage division detection module includes a resistor R16 and a resistor R17; the first connection socket includes an interface JK1;

[0044] The thirty-seventh pin of the main control chip U3 is electrically connected to one end of the resistor R16, the other end of the resistor R16 is electrically connected to one end of the resistor R17 and the seventh pin of the interface JK1 respectively, and the other end of the resistor R17 is electrically connected to the 3V3 power supply.

[0045] It can be seen from the above description that the voltage value of the base can be detected through the above circuit design.

[0046] Further, the voltage division detection module also includes a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a transistor Q2, a transistor Q3, a transistor Q4 and a transistor Q8;

[0047] One end of the resistor R8 is electrically connected to the 47th pin of the main control chip U3, the other end of the resistor R8 is electrically connected to one end of the resistor R9 and the base of the transistor Q2 respectively, the other end of the resistor R9 and the emitter of the transistor Q2 are both grounded, and the collector of the transistor Q2 is electrically connected to the first pin of the interface JK1;

[0048] One end of the resistor R10 is electrically connected to the 48th pin of the main control chip U3, the other end of the resistor R10 is electrically connected to one end of the resistor R11 and the base of the transistor Q3 respectively, the other end of the resistor R11 and the emitter of the transistor Q3 are both grounded, and the collector of the transistor Q3 is electrically connected to the third pin of the interface JK1;

[0049] One end of the resistor R12 is electrically connected to the first pin of the main control chip U3, the other end of the resistor R12 is electrically connected to one end of the resistor R13 and the base of the transistor Q4 respectively, the other end of the resistor R13 and the emitter of the transistor Q4 are both grounded, and the collector of the transistor Q4 is electrically connected to the fifth pin of the interface JK1;

[0050] One end of the resistor R14 is electrically connected to the second pin of the main control chip U3, and the other end of the resistor R14 is electrically connected to one end of the resistor R15 and the base of the transistor Q8 respectively. The other end of the resistor R15 and the emitter of the transistor Q8 are both grounded, and the collector of the transistor Q8 is electrically connected to the tenth pin of the interface JK1.

[0051] It can be seen from the above description that a complete circuit for detecting the base voltage value is formed through the above specific circuit design.

[0052] Furthermore, it also includes a communication module, which is electrically connected to the MCU control module.

[0053] From the above description, it can be seen that the communication module can be used to communicate with the outside world, which is also helpful for configuring relevant information.

[0054] Furthermore, the communication module includes a communication chip U2, an interface JK2, a resistor R18, a resistor R19 and a capacitor C3; the MCU control module also includes an interface JK7, a resistor R25 and a resistor R26;

[0055] The first pin of the communication chip U2 is electrically connected to one end of the resistor R18, one end of the resistor R19, one end of the capacitor C3 and the first pin of the interface JK2 respectively, the other end of the resistor R18 is electrically connected to the 3V3 power supply, the other end of the resistor R19 is electrically connected to the forty-third pin of the main control chip U3, the other end of the capacitor C3 is grounded, the fourth pin of the interface JK2 is electrically connected to the twelfth pin of the communication chip U2, and the fifth pin of the interface JK2 is electrically connected to the eleventh pin of the communication chip U2;

[0056] The sixteenth pin of the communication chip U2 is electrically connected to the third pin of the interface JK7 and one end of the resistor R26, respectively, and the other end of the resistor R26 is electrically connected to the thirty-ninth pin of the main control chip U3;

[0057] The fifteenth pin of the communication chip U2 is electrically connected to the second pin of the interface JK7 and one end of the resistor R25 respectively, and the other end of the resistor R25 is electrically connected to the fortieth pin of the main control chip U3.

[0058] It can be seen from the above description that the communication function is realized through the above specific circuit design.

[0059] Furthermore, it also includes a first power supply module, which is electrically connected to the MCU control module.

[0060] From the above description, it can be seen that the above circuit design is used to supply power to the MCU control module.

[0061] Furthermore, it also includes a key backlight circuit and a key status light circuit;

[0062] The first power supply module is electrically connected to the power supply ends of the key backlight circuit and the key status light circuit respectively;

[0063] The control ends of the key backlight circuit and the key status light circuit are electrically connected to the MCU control module respectively.

[0064] From the above description, it can be seen that through the above circuit design, the first power module also supplies power to the key backlight circuit and the key status light circuit, and the key backlight circuit and the key status light circuit are respectively used to present the relevant status of the MCU control module.

[0065] A control panel comprises a base and a cover of the multifunctional control panel; the base is provided with a second connection seat, and the second connection seat is used for electrical connection with the first connection seat.

[0066] From the above description, it can be seen that when the cover and the base are assembled, the first connecting socket and the second connecting socket are connected to each other, and the voltage detection is completed, so that the relevant configuration of the cover can be automatically completed, and finally the two are assembled into one.

[0067] Furthermore, the second connection socket includes an interface JK6; the base is also provided with a plurality of high-power switch control circuits, and the plurality of high-power switch control circuits are electrically connected to the interface JK6 respectively.

[0068] Several preferred embodiments or application examples are listed below to help those skilled in the art better understand the technical content of the utility model and the technical contribution made by the utility model relative to the prior art:

[0069] Preferred embodiment one:

[0070] like Figures 1 to 11 , the utility model provides a control panel, including a base and a multifunctional control panel cover;

[0071] The base is provided with a second connection socket, and the second connection socket is used for being electrically connected to the first connection socket.

[0072] like Figure 1 The cover is provided with a display module 2, an MCU control module 1, a communication module 3, a voltage division detection module 4 and a first connection socket 5 for electrically connecting to the base; the MCU control module 1 is integrated with a storage module, and the storage module stores multiple groups of voltage values ​​and configuration information corresponding to each group of the voltage values; the MCU control module 1 is electrically connected to the voltage division detection module 4, and the voltage division detection module 4 is electrically connected to the first connection socket 5 and is used to detect the voltage value of the base; the MCU control module 1 is configured to extract the corresponding configuration information from the storage module according to the voltage value of the base detected by the voltage division detection module 4 and configure the display content on the display module 2. The communication module 4 is electrically connected to the MCU control module 1.

[0073] In this embodiment, if Figure 2 The MCU control module 1 includes a main control chip U3, and the model of the main control chip U3 is SC95F8617-LQFP48; Figure 3 The voltage division detection module includes resistor R16, resistor R17, resistor R8, resistor R9, resistor R10, resistor R11, resistor R12, resistor R13, resistor R14, resistor R15, transistor Q2, transistor Q3, transistor Q4 and transistor Q8; the resistance value of resistor R16 is 1KΩ, and the resistance value of resistor R17 is 10KΩ. The resistance values ​​of resistor R8, resistor R10, resistor R12 and resistor R14 are all 1KΩ, and the resistance values ​​of resistor R9, resistor R11, resistor R13 and resistor R15 are all 4.7KΩ; the models of transistor Q2, transistor Q3, transistor Q4 and transistor Q8 are all 2SC2412.

[0074] like Figure 4The first connection socket includes an interface JK1, and the specification of the interface JK1 is 16PIN2.54-2*8;

[0075] The thirty-seventh pin of the main control chip U3 is electrically connected to one end of the resistor R16, the other end of the resistor R16 is electrically connected to one end of the resistor R17 and the seventh pin of the interface JK1 respectively, and the other end of the resistor R17 is electrically connected to the 3V3 power supply.

[0076] One end of the resistor R8 is electrically connected to the 47th pin of the main control chip U3, the other end of the resistor R8 is electrically connected to one end of the resistor R9 and the base of the transistor Q2 respectively, the other end of the resistor R9 and the emitter of the transistor Q2 are both grounded, and the collector of the transistor Q2 is electrically connected to the first pin of the interface JK1;

[0077] One end of the resistor R10 is electrically connected to the 48th pin of the main control chip U3, the other end of the resistor R10 is electrically connected to one end of the resistor R11 and the base of the transistor Q3 respectively, the other end of the resistor R11 and the emitter of the transistor Q3 are both grounded, and the collector of the transistor Q3 is electrically connected to the third pin of the interface JK1;

[0078] One end of the resistor R12 is electrically connected to the first pin of the main control chip U3, the other end of the resistor R12 is electrically connected to one end of the resistor R13 and the base of the transistor Q4 respectively, the other end of the resistor R13 and the emitter of the transistor Q4 are both grounded, and the collector of the transistor Q4 is electrically connected to the fifth pin of the interface JK1;

[0079] One end of the resistor R14 is electrically connected to the second pin of the main control chip U3, and the other end of the resistor R14 is electrically connected to one end of the resistor R15 and the base of the transistor Q8 respectively. The other end of the resistor R15 and the emitter of the transistor Q8 are both grounded, and the collector of the transistor Q8 is electrically connected to the tenth pin of the interface JK1.

[0080] like Figure 5 The communication module includes a communication chip U2, an interface JK2, a resistor R18, a resistor R19 and a capacitor C3; the model of the communication chip U2 is ZS3L; the resistance value of the resistor R18 is 47KΩ, the resistance value of the resistor R19 is 2.2KΩ, and the specification of the capacitor C3 is 102.

[0081] The MCU control module also includes an interface JK7, a resistor R25 and a resistor R26; the specifications of the resistor R25 and the resistor R26 are 100R.

[0082] The first pin of the communication chip U2 is electrically connected to one end of the resistor R18, one end of the resistor R19, one end of the capacitor C3 and the first pin of the interface JK2 respectively, the other end of the resistor R18 is electrically connected to the 3V3 power supply, the other end of the resistor R19 is electrically connected to the forty-third pin of the main control chip U3, the other end of the capacitor C3 is grounded, the fourth pin of the interface JK2 is electrically connected to the twelfth pin of the communication chip U2, and the fifth pin of the interface JK2 is electrically connected to the eleventh pin of the communication chip U2;

[0083] The sixteenth pin of the communication chip U2 is electrically connected to the third pin of the interface JK7 and one end of the resistor R26, respectively, and the other end of the resistor R26 is electrically connected to the thirty-ninth pin of the main control chip U3;

[0084] The fifteenth pin of the communication chip U2 is electrically connected to the second pin of the interface JK7 and one end of the resistor R25 respectively, and the other end of the resistor R25 is electrically connected to the fortieth pin of the main control chip U3.

[0085] like Figure 6 The above-mentioned cover also includes a first power module, which is electrically connected to the MCU control module. The first power module converts 5V into 3V3 and VLED power through the buck chip U1, and supplies it to the MCU control module, the key backlight circuit and the key status light circuit. The model of the buck chip U1 is BL8021 / SY8009-SOT25. The specific circuits of the key backlight circuit and the key status light circuit are as follows Figure 7 shown.

[0086] The first power supply module is electrically connected to the power supply ends of the key backlight circuit and the key status light circuit respectively; the control ends of the key backlight circuit and the key status light circuit are electrically connected to the MCU control module respectively.

[0087] like Figures 8 to 11 , the second connection base includes an interface JK6; the base is also provided with a plurality of high-power switch control circuits, and the plurality of high-power switch control circuits are electrically connected to the interface JK6 respectively. The number of high-power switch control circuits is 4, including relay JDQ1, relay JDQ2, relay JDQ3, relay JDQ4, diode D5, diode D6, diode D7 and diode D8; wherein, the model of relay JDQ1, relay JDQ2, relay JDQ3 and relay JDQ4 is HRS3FTH-S-DC5V-A; the model of diode D5, diode D6, diode D7 and diode D8 is LL4148.

[0088] like Fig.11 The base is also provided with a second power supply module, which converts the city power into 5V output through transformer T1.

[0089] The control panel consists of a multifunctional control panel cover and a base. The base mainly realizes the functions of high-voltage switch control, power supply voltage reduction and resistor network voltage division. The cover mainly realizes the functions of key input, key indicator light, control output, wireless communication and logic control.

[0090] Automatic identification method: Different resistors are welded on the base according to the number of relays, and different voltage values ​​are generated through resistor voltage division. The MCU on the cover detects the voltage value through the ADC port and converts it into corresponding numerical information. The type of the connected baseboard is judged according to the numerical value, so as to automatically judge and set the product type of this machine for APP to identify its type and display the corresponding interface, and configure the corresponding button as a switch or scene function.

[0091] The case control values ​​of the adaptive detection method for the cover and base are as follows:

[0092] Vo=(Ro*Vcc) / (Ro+Ru); Where: Ru is the pull-up resistor of the ADC port, Vcc is the operating voltage;

[0093] AD value = (Vo / Vcc)*0xFFF; where: Vo is the voltage division value, and 0xFFF is the maximum value converted by the 12-bit precision ADC.

[0094] Resistance (Ro) Voltage (Vo when Vcc=3.3V) AD value (12bit) Product type

[0095] ~3.3V0xFFF scene PID

[0096] 47K2.72V0xD301-way switch PID

[0097] 15K1.98V0x9992-way switch PID

[0098] 4.7K1.05V0x5173-way switch PID

[0099] 1K0.3V0x1744-way switch PID.

[0100] This solution is different from the multi-function control panel currently on the market in that: the cover only needs to burn one firmware, and the base is welded with different resistors according to the number of high-voltage circuits. The cover and the base can be combined at will to automatically generate different product information; the cover can set a corresponding number of buttons as switch buttons according to the number of high-voltage switch circuits of different bases, and the rest are used as scene button functions.

[0101] The present invention has been described by the above-mentioned relevant embodiments and drawings, but the above-mentioned embodiments are only examples for implementing the present invention. It must be pointed out that the disclosed embodiments do not limit the scope of the present invention. On the contrary, modifications and equivalent settings included in the spirit and scope of the claims are included in the scope of the present invention.

Claims

1. A multifunctional control panel cover, wherein a display module is provided on the cover, characterized in that: It also includes an MCU control module, a voltage division detection module and a first connection socket for electrically connecting to the base; the MCU control module is integrated with a storage module, and the storage module stores multiple groups of voltage values ​​and configuration information corresponding to each group of voltage values; the MCU control module is electrically connected to the voltage division detection module, and the voltage division detection module is electrically connected to the first connection socket and is used to detect the voltage value of the base; The MCU control module is configured to extract corresponding configuration information from the storage module according to the voltage value of the base detected by the voltage division detection module and configure the display content on the display module.

2. A multifunctional control panel cover according to claim 1, characterized in that: The MCU control module includes a main control chip U3; the voltage division detection module includes a resistor R16 and a resistor R17; the first connection socket includes an interface JK1; The thirty-seventh pin of the main control chip U3 is electrically connected to one end of the resistor R16, the other end of the resistor R16 is electrically connected to one end of the resistor R17 and the seventh pin of the interface JK1 respectively, and the other end of the resistor R17 is electrically connected to the 3V3 power supply.

3. The multifunctional control panel cover according to claim 2, characterized in that: The voltage division detection module also includes a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a transistor Q2, a transistor Q3, a transistor Q4 and a transistor Q8; One end of the resistor R8 is electrically connected to the 47th pin of the main control chip U3, the other end of the resistor R8 is electrically connected to one end of the resistor R9 and the base of the transistor Q2 respectively, the other end of the resistor R9 and the emitter of the transistor Q2 are both grounded, and the collector of the transistor Q2 is electrically connected to the first pin of the interface JK1; One end of the resistor R10 is electrically connected to the 48th pin of the main control chip U3, the other end of the resistor R10 is electrically connected to one end of the resistor R11 and the base of the transistor Q3 respectively, the other end of the resistor R11 and the emitter of the transistor Q3 are both grounded, and the collector of the transistor Q3 is electrically connected to the third pin of the interface JK1; One end of the resistor R12 is electrically connected to the first pin of the main control chip U3, the other end of the resistor R12 is electrically connected to one end of the resistor R13 and the base of the transistor Q4 respectively, the other end of the resistor R13 and the emitter of the transistor Q4 are both grounded, and the collector of the transistor Q4 is electrically connected to the fifth pin of the interface JK1; One end of the resistor R14 is electrically connected to the second pin of the main control chip U3, and the other end of the resistor R14 is electrically connected to one end of the resistor R15 and the base of the transistor Q8 respectively. The other end of the resistor R15 and the emitter of the transistor Q8 are both grounded, and the collector of the transistor Q8 is electrically connected to the tenth pin of the interface JK1.

4. The multifunctional control panel cover according to claim 2, characterized in that: It also includes a communication module, which is electrically connected to the MCU control module.

5. The multifunctional control panel cover according to claim 4, characterized in that: The communication module includes a communication chip U2, an interface JK2, a resistor R18, a resistor R19 and a capacitor C3; the MCU control module also includes an interface JK7, a resistor R25 and a resistor R26; The first pin of the communication chip U2 is electrically connected to one end of the resistor R18, one end of the resistor R19, one end of the capacitor C3 and the first pin of the interface JK2 respectively, the other end of the resistor R18 is electrically connected to the 3V3 power supply, the other end of the resistor R19 is electrically connected to the forty-third pin of the main control chip U3, the other end of the capacitor C3 is grounded, the fourth pin of the interface JK2 is electrically connected to the twelfth pin of the communication chip U2, and the fifth pin of the interface JK2 is electrically connected to the eleventh pin of the communication chip U2; The sixteenth pin of the communication chip U2 is electrically connected to the third pin of the interface JK7 and one end of the resistor R26, respectively, and the other end of the resistor R26 is electrically connected to the thirty-ninth pin of the main control chip U3; The fifteenth pin of the communication chip U2 is electrically connected to the second pin of the interface JK7 and one end of the resistor R25 respectively, and the other end of the resistor R25 is electrically connected to the fortieth pin of the main control chip U3.

6. The multifunctional control panel cover according to claim 1, characterized in that: It also includes a first power supply module, which is electrically connected to the MCU control module.

7. A multifunctional control panel cover according to claim 6, characterized in that: It also includes a key backlight circuit and a key status light circuit; The first power supply module is electrically connected to the power supply ends of the key backlight circuit and the key status light circuit respectively; The control ends of the key backlight circuit and the key status light circuit are electrically connected to the MCU control module respectively.

8. A control panel, characterized in that: The invention comprises a base and a cover of the multifunctional control panel according to any one of claims 1 to 7; the base is provided with a second connecting socket, and the second connecting socket is used for being electrically connected to the first connecting socket.

9. A control panel according to claim 8, characterized in that: The second connection base includes an interface JK6; the base is also provided with a plurality of high-power switch control circuits, and the plurality of high-power switch control circuits are electrically connected to the interface JK6 respectively.

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