Monitor for on-line monitoring of oil smoke

Abstract

The utility model discloses a monitor for monitoring oil smoke on line. The monitor comprises a function configuration circuit, a reserved interface circuit, an extended function circuit and an oil smoke monitoring circuit which are connected with the single chip microcomputer, the function configuration circuit is used for communication and configuration, the reserved interface circuit reserves an extensible interface, the extended function circuit provides additional functions, and the oil smoke monitoring circuit is used for monitoring and controlling oil smoke. The monitoring instrument can solve the problems of inaccurate oil fume parameters and untimely data acquisition in the oil fume detection process, can automatically acquire oil fume values, particulate matters, non-methane hydrocarbon and other parameter values as long as the oil fume monitoring instrument is electrified when being mounted at a correct position, and can well remind related affairs in the oil fume monitoring process.

Description

Technical Field

[0001] The utility model relates to an oil fume monitor, belonging to the field of oil fume detection, and specifically to a monitor for on-line monitoring of oil fume. Background Art

[0002] With the improvement of people's living standards, the catering industry has developed rapidly, but at the same time, it has brought the problem of oil fume pollution. Oil fume pollution not only affects the environmental quality, but also harms human health. Therefore, oil fume detection has become an important environmental protection monitoring project; currently, the limits of indicators such as the concentration of oil fume, particulate matter, and non-methane total hydrocarbons are specified. However, due to various reasons, such as the influence of factors such as equipment, technology, and personnel, there are still certain problems in the accuracy of oil fume detection. In addition, there are also some irregular behaviors in the oil fume detection market. Content of the Utility Model

[0003] In order to solve the problems existing in the background art, the utility model provides a monitor for on-line monitoring of oil fume.

[0004] The technical solution adopted by the utility model is as follows:

[0005] The monitor for on-line monitoring of oil fume of the utility model includes:

[0006] A function configuration circuit for communication and configuration.

[0007] A reserved interface circuit for reserving an expandable interface.

[0008] An expansion function circuit for providing additional functions.

[0009] An oil fume monitoring circuit for oil fume monitoring and control.

[0010] The function configuration circuit, the reserved interface circuit, the expansion function circuit, and the oil fume monitoring circuit are all connected to the single-chip microcomputer of the monitor.

[0011] The function configuration circuit includes a wireless data transmission TTL (Transistor Transistor Logic)-4G module, a status configuration switch module, a FLASH storage module, and a reserved TF (Trans-flash) card module. The wireless data transmission TTL-4G module, the status configuration switch module, the FLASH storage module, and the reserved TF card module are all connected to the single-chip microcomputer of the monitor.

[0012] The UT_XD1 terminal and UR_XD1 terminal of the chip M1 of the described wireless data transmission TTL-4G module are connected to the MCU_RX1 terminal and MCU_TX1 terminal of the single-chip microcomputer. Between the resistor R11 and resistor R12 of the wireless data transmission TTL-4G module, the RST_4G terminal of the single-chip microcomputer is connected. Between the resistor R15 and transistor Q2 of the wireless data transmission TTL-4G module, the LINK_4G terminal of the single-chip microcomputer is connected. Between the resistor R18 and transistor Q3 of the wireless data transmission TTL-4G module, the NET_4G terminal of the single-chip microcomputer is connected; the two status indicator lights of the wireless data transmission TTL-4G module are connected to the GREEN_LED terminal of the single-chip microcomputer and connected to the 3.3V power supply.

[0013] The described status configuration switch module includes a programmable logic gate array interface component K2, a resistor R45, a resistor R46, a resistor R47, a resistor R48, a resistor R49, and a resistor R50. The 1-6 ports of the programmable logic gate array interface component K2 are respectively connected to one end of the resistor R45, resistor R46, resistor R47, resistor R48, resistor R49, and resistor R50. The 7-12 ports of the programmable logic gate array interface component K2 are grounded. The other ends of the resistor R45, resistor R46, resistor R47, resistor R48, resistor R49, and resistor R50 are connected to the 3.3V power supply; between the 1-6 ports of the programmable logic gate array interface component K2 and the resistor R45, resistor R46, resistor R47, resistor R48, resistor R49, and resistor R50, the State_Set1 terminal, State_Set1 terminal, State_Set2 terminal, State_Set3 terminal, State_Set4 terminal, and State_Set5 terminal of the single-chip microcomputer are respectively connected.

[0014] The CS# terminal, SO / SIO1 terminal, SCLK terminal, and SO / SIO0 terminal of the chip U4 of the described FLASH storage module are respectively connected to the Flash_CS terminal, Flash_SO terminal, Flash_SCK terminal, and Flash_SI terminal of the single-chip microcomputer; the WP# terminal of the chip U4 is sequentially connected to the resistor R33 and the 3.3V power supply; the GND terminal of the chip U4 is grounded; the VCC terminal of the chip U4 is connected in parallel with the capacitor C22 and capacitor C23 in sequence. The two ends of the capacitor C23 are respectively connected to the 3.3V power supply and grounded; the HOLD terminal of the chip U4 is sequentially connected to the resistor R34 and the 3.3V power supply.

[0015] The four GND terminals of the chip T1 of the reserved TF card module are grounded. The DAT2 terminal of the chip T1 of the reserved TF card module is sequentially connected to the resistor R27 and the 3.3V power supply. The CD / DAT3 terminal of the chip T1 is sequentially connected to the resistor R28 and the 3.3V power supply. The CMD terminal of the chip T1 is sequentially connected to the resistor R29 and the 3.3V power supply. A capacitor C21 and a capacitor C20 are connected in parallel between the VDD terminal and the VSS terminal of the chip T1. The two ends of the capacitor C20 are respectively connected to the 3.3V power supply and the ground. The DAT0 terminal of the chip T1 is sequentially connected to the resistor R30 and the 3.3V power supply. The DAT1 terminal of the chip T1 is sequentially connected to the resistor R31 and the 3.3V power supply. The CD terminal of the chip T1 is sequentially connected to the resistor R32 and the 3.3V power supply. The DAT0 terminal, DAT1 terminal, DAT2 terminal, CD / DAT3 terminal, CMD terminal and CLK terminal of the chip T1 are respectively connected to the SD_DAT0 terminal, SD_DAT1 terminal, SD_DAT2 terminal, SD_DAT3 terminal, SD_CMD terminal, SD_DAT0 terminal and SD_CLK terminal of the single-chip microcomputer through the resistor R21, resistor R22, resistor R23, resistor R24, resistor R25 and resistor R26.

[0016] The reserved interface circuit includes a reserved 485 interface module, a reserved two-channel sensor module and a reserved optocoupler switch module. The reserved 485 interface module, the reserved two-channel sensor module and the reserved optocoupler switch module are all connected to the single-chip microcomputer of the monitor.

[0017] The VCC terminal and the GND terminal of the chip P7 of the reserved 485 interface module are respectively connected to the 3.3V power supply and the ground. The A+ terminal, B- terminal and COM terminal of the chip P7 are respectively connected to three ports of the chip P8. The TXD terminal and the RXD terminal of the chip P7 are respectively connected to the MCU_TX5 terminal and the MCU_RX5 terminal of the single-chip microcomputer through the resistor R43 and the resistor R44.

[0018] The OUT1 terminal of the chip U6 of the reserved two-channel sensor module is connected to the sliding terminal of the sliding rheostat R57. The IN1- terminals of the chip U6 are respectively connected to one ends of the resistor R58 and the resistor R59. The other ends of the resistor R58 and the resistor R59 are respectively connected to one end of the sliding rheostat R57 and grounded. The GND terminal of the chip U6 is grounded. The VCC terminal of the chip U6 is sequentially connected to one ends of the capacitor C32 and the capacitor C33 and connected to the 3.3V power supply. The other ends of the capacitor C32 and the capacitor C33 are both grounded. The OUT2 terminal of the chip U6 is connected to the sliding terminal of the sliding rheostat R62. The IN2- terminals of the chip U6 are respectively connected to one ends of the resistor R60 and the resistor R61. The other ends of the resistor R60 and the resistor R61 are respectively connected to one end of the sliding rheostat R62 and grounded; A connection is made between the OUT1 terminal of the chip U6 and the sliding rheostat R57 to the VOUT_CT3 terminal of the single-chip microcomputer. A connection is made between the OUT2 terminal of the chip U6 and the sliding rheostat R62 to the VOUT_CT4 terminal of the single-chip microcomputer; The four ports of the chip P10 of the reserved two-channel sensor module are respectively connected to two AC terminals of the chip B3 and the chip B4. A capacitor C32, a capacitor C33 and a resistor R75 are sequentially connected in parallel between the DC- terminal and the DC+ terminal of the chip B3. The two ends of the resistor R75 are respectively connected to the IN1+ terminal of the chip U6 and grounded. A capacitor C39, a capacitor C38 and a resistor R76 are sequentially connected in parallel between the DC- terminal and the DC+ terminal of the chip B4. The two ends of the resistor R76 are respectively connected to the IN2+ terminal of the chip U6 and grounded.

[0019] The first port and the third port of the chip P2 of the reserved optocoupler switch module are connected to the +12V power supply. The second port of the chip P2 is connected to the Anode end of the chip D3 through the resistor R3. The fourth port of the chip P2 is connected to the Anode end of the chip D4 through the resistor R4. The Cathode end and the Emitter end of the chip D3 and the Cathode end and the Emitter end of the chip D4 are grounded. The Collector end of the chip D3 is respectively connected to one end of the capacitor C9, the resistor R5 and the LED1. The other end of the capacitor C9 is grounded. The other end of the LED1 is connected to one end of the resistor R6. The other ends of the resistor R5 and the resistor R6 are connected to the 3.3V power supply. The connection between the capacitor C9 and the resistor R5 and the LED1 is connected to the Reserve_Check1 end of the single-chip microcomputer. The LED1 is connected to the GREEN_LED end of the single-chip microcomputer. The Collector end of the chip D4 is respectively connected to one end of the capacitor C10, the resistor R7 and the LED2. The other end of the capacitor C10 is grounded. The other end of the LED2 is connected to one end of the resistor R8. The other ends of the resistor R7 and the resistor R8 are connected to the 3.3V power supply. The connection between the capacitor C10 and the resistor R7 and the LED2 is connected to the Reserve_Check2 end of the single-chip microcomputer. The LED2 is connected to the GREEN_LED end of the single-chip microcomputer.

[0020] The extended function circuit includes a buzzer module, an RTC (Resolution Trust Corporation) clock module and a serial port screen module. The buzzer module, the RTC clock module and the serial port screen module are connected to the single-chip microcomputer of the monitor.

[0021] The positive pole of the speaker BEEP of the buzzer module is connected to the 5V power supply. The negative pole of the speaker BEEP is connected to one end of the transistor Q6 through the resistor R65. The other two ends of the transistor Q6 are respectively connected to one end of the resistor R64 and the ground. The other end of the resistor R64 is respectively connected to one end of the resistor R63 and the Beep_Control end of the single-chip microcomputer. The other end of the resistor R63 is grounded.

[0022] The VCC2RTC terminal of the chip U3 of the RTC clock module is sequentially connected to one end of the capacitor C17, the capacitor C16 and the diode D5. The other ends of the capacitor C17 and the capacitor C16 are grounded. The other end of the diode D5 is connected to a 3.3V power supply. A crystal oscillator X1 is connected in parallel between the X1 terminal and the X2 terminal of the chip U3. The two ends of the crystal oscillator X1 are respectively connected to one end of the capacitor C14 and the capacitor C15. The other ends of the capacitor C14 and the capacitor C15 are grounded. The GND terminal of the chip U3 is grounded. The VCC1 terminal of the chip U3 is sequentially connected to one end of the capacitor C18, the capacitor C19 and the diode D6. The other ends of the capacitor C18 and the capacitor C19 are grounded. The other end of the diode D6 is respectively connected to the VBAT power supply and the BAT power supply. The BAT power supply is grounded. The SCLK terminal, the I / O terminal and the RST terminal of the chip U3 are respectively connected to the RTC_SLCK, RTC_IO terminal and RTC_RST terminal of the single-chip microcomputer.

[0023] The GND terminal of the chip P3 of the serial port screen module is grounded. The RX terminal and the TX terminal of the chip P3 are respectively connected to the MCU_TX2 terminal and the MCU_RX2 terminal of the single-chip microcomputer through the resistor R19 and the resistor R20. The 5V terminal of the chip P3 is connected to a +5V power supply.

[0024] The oil fume monitoring circuit includes an air pump control module, a 485 oil fume three-parameter sensor module and a fan / purifier mutual inductor module. The air pump control module, the 485 oil fume three-parameter sensor module and the fan / purifier mutual inductor module are connected to the single-chip microcomputer of the monitor.

[0025] The first port of the chip P4 of the air pump control module is sequentially connected to one end of the diode D9 and the first coil internal resistance. The other end of the diode D9 is connected to a +12V power supply. The first coil internal resistance is connected in parallel with the diode D7. The two ends of the diode D7 are respectively connected to the +12V power supply and one end of the resistor R37. The other end of the resistor R37 is sequentially connected to one end of the transistor Q4 and one end of the resistor R36. The other end of the resistor R36 is connected to one end of the resistor R35. The other ends of the transistor Q4 and the resistor R35 are grounded. A connection is made between the resistor R35 and the resistor R36 to the Pump_Control terminal of the single-chip microcomputer. The second end of the chip P4 is grounded. A diode D10 and a second coil internal resistance are connected in parallel between the third end and the fourth end of the chip P4. The second coil internal resistance is connected in parallel with the diode D8. A connection is made between the second coil internal resistance and the diode D8 to the +12V power supply and one end of the resistor R40 respectively. The other end of the resistor R40 is sequentially connected to one end of the transistor Q5 and one end of the resistor R39. The other end of the resistor R39 is connected to one end of the resistor R38. The other ends of the transistor Q5 and the resistor R38 are grounded. A connection is made between the resistor R38 and the resistor R39 to the Reserve_Control terminal of the single-chip microcomputer.

[0026] The first end of chip P6 of the 485 oil fume three-parameter sensor module is connected to the +12V power supply, the second end of chip P6 is respectively connected to the COM end of chip P5 and grounded, the third end and the fourth end of chip P6 are respectively connected to the B- end and the A+ end of chip P5, the VCC end of chip P6 is connected to the 3.3V power supply, the TXD end and the RXD end of chip P6 are respectively connected to the MCU_TX4 end and the MCU_RX4 end of the single-chip microcomputer through resistor R41 and resistor R42, and the GND end of chip P6 is grounded.

[0027] The OUT1 end of chip U5 of the fan / purifier current transformer module is connected to the sliding end of sliding rheostat R51. The IN1- end of chip U5 is respectively connected to one end of resistor R52 and resistor R53. The other ends of resistor R52 and resistor R53 are respectively connected to one end of sliding rheostat R51 and grounded. The GND end of chip U5 is grounded. The VCC end of chip U5 is sequentially connected to one end of capacitor C24 and capacitor C25 and connected to the 3.3V power supply. The other ends of capacitor C24 and capacitor C25 are both grounded. The OUT2 end of chip U5 is connected to the sliding end of sliding rheostat R56. The IN2- end of chip U5 is respectively connected to one end of resistor R54 and resistor R55. The other ends of resistor R54 and resistor R55 are respectively connected to one end of sliding rheostat R56 and grounded. Between the OUT1 end of chip U5 and sliding rheostat R51 is connected to the VOUT_CT1 end of the single-chip microcomputer. Between the OUT2 end of chip U5 and sliding rheostat R56 is connected to the VOUT_CT2 end of the single-chip microcomputer. The four ports of chip P9 of the fan / purifier current transformer module are respectively connected to two AC ends of chip B1 and chip B2. Between the DC- end and the DC+ end of chip B1, capacitor C28, capacitor C27 and capacitor C26 are connected in parallel in sequence. The two ends of capacitor C26 are respectively connected to the IN1+ end of chip U5 and grounded. Between the DC- end and the DC+ end of chip B2, capacitor C31, capacitor C30 and capacitor C29 are connected in parallel in sequence. The two ends of capacitor C29 are respectively connected to the IN2+ end of chip U5 and grounded.

[0028] The beneficial effects of the present utility model are:

[0029] The monitor of the present utility model can improve the problems of inaccurate oil fume parameters and untimely data collection during the oil fume detection process. When the oil fume monitor is installed in the correct position and powered on, it can automatically collect the parameter values of oil fume value, particulate matter, and total non-methane hydrocarbons, and can well remind relevant matters during the oil fume monitoring process. Description of the Drawings

[0030] Figure 1 It is a schematic structural diagram of the present utility model;

[0031] Figure 2 Schematic diagram of the wireless data transmission TTL-4G module of the present utility model;

[0032] Figure 3 Schematic diagram of the status configuration switch module of the present utility model;

[0033] Figure 4 Schematic diagram of the FLASH storage module of the present utility model;

[0034] Figure 5 Schematic diagram of the reserved TF card module of the present utility model;

[0035] Figure 6 Schematic diagram of the reserved 485 interface module of the present utility model;

[0036] Figure 7 Schematic diagram of the reserved two-way sensor module of the present utility model;

[0037] Figure 8 Schematic diagram of the reserved optocoupler switch module of the present utility model;

[0038] Figure 9 Schematic diagram of the buzzer module of the present utility model;

[0039] Figure 10 Schematic diagram of the RTC clock module of the present utility model;

[0040] Figure 11 Schematic diagram of the serial port screen module of the present utility model;

[0041] Figure 12 Schematic diagram of the air pump control (reserving one-way switch) module of the present utility model;

[0042] Figure 13 Schematic diagram of the 485 oil fume three-parameter sensor module of the present utility model;

[0043] Figure 14 Schematic diagram of the fan / purifier current transformer module of the present utility model;

[0044] Figure 15 Schematic diagram of the ultra-low power consumption single-chip microcomputer of the present utility model;

[0045] In the figure: 1. Single-chip microcomputer, 11. Wireless data transmission TTL-4G module, 12. Status configuration switch module, 13. Reserved 485 interface module, 14. Reserved two-way sensor module, 15. FLASH storage module, 16. Reserved TF card module, 17. Reserved optocoupler switch module, 18. Buzzer module, 19. Air pump control module, 110. 485 oil fume three-parameter sensor module, 111. RTC clock module, 112. Serial port screen module, 113. Fan / purifier current transformer module. Detailed implementation manners

[0046] The following further describes the present utility model in detail in conjunction with the accompanying drawings and specific embodiments.

[0047] As Figure 1 shown, the monitor for online monitoring of lampblack of the present utility model includes a function configuration circuit, a reserved interface circuit, an extended function circuit, and a lampblack monitoring circuit. The function configuration circuit performs communication and configuration. The reserved interface circuit reserves expandable interfaces. The extended function circuit provides additional functions. The lampblack monitoring circuit performs lampblack monitoring control. The function configuration circuit, the reserved interface circuit, the extended function circuit, and the lampblack monitoring circuit are all connected to the single-chip microcomputer 1 of the monitor. The single-chip microcomputer 1 uses a microcontroller unit (MCU) of the ultra-low-power STM32F103VCT6 model.

[0048] The function configuration circuit includes a wireless data transmission TTL-4G module 11, a status configuration switch module 12, a FLASH storage module 15, and a reserved TF card module 16. The wireless data transmission TTL-4G module 11, the status configuration switch module 12, the FLASH storage module 15, and the reserved TF card module 16 are all connected to the single-chip microcomputer 1 of the monitor.

[0049] As Figure 2 and Figure 15 shown, the UT_XD1 terminal and UR_XD1 terminal of the chip M1 of the wireless data transmission TTL-4G module 11 are connected to the MCU_RX1 terminal and MCU_TX1 terminal of the single-chip microcomputer 1. Between the resistor R11 and the resistor R12 of the wireless data transmission TTL-4G module 11, the RST_4G terminal of the single-chip microcomputer 1 is connected. Between the resistor R15 and the transistor Q2 of the wireless data transmission TTL-4G module 11, the LINK_4G terminal of the single-chip microcomputer 1 is connected. Between the resistor R18 and the transistor Q3 of the wireless data transmission TTL-4G module 11, the NET_4G terminal of the single-chip microcomputer 1 is connected. The two status indicator lights of the wireless data transmission TTL-4G module 11 are connected to the GREEN_LED terminal of the single-chip microcomputer 1 and connected to the 3.3V power supply. The chip M1 of the wireless data transmission TTL-4G module 11 uses the WH-LTE-7s1 model. The switch K1 can be reserved without soldering for the module to restore the factory settings. The capacitor C11 is 100nF, the capacitor C12 is 10uf / 16v, the capacitor C13 is 220uF / 25v, and the +12V power supply is connected between the capacitor C12 and the capacitor C13. The resistors R9, R10, and R16 are 100R, the resistors R11 and R13 are 100K, the resistors R12, R14, and R17 are 1K, and the resistors R15 and R18 are 2K. The transistors Q1, Q2, and Q3 use the 8050 model.

[0050] As Figure 2 shown, the wireless data transmission TTL-4G module 11 adopts reserved switch or jumper pins, providing developers with more function options and flexibility. At the same time, to meet the requirements of different application scenarios, the wireless data transmission TTL-4G module 11 is also equipped with status indicators and network interfaces, facilitating users to monitor the working status of the module and the network connection in real time. It provides an efficient and reliable communication solution for developers. The circuit of the wireless data transmission TTL-4G module 11 adopts a communication module design with rich functions, and its core consists of a stable power management system, an accurate communication interface circuit, and an efficient reset mechanism. The wireless data transmission TTL-4G module 11 uses carefully selected components to ensure the stability and reliability of 4G communication. In terms of power management, the circuit considers a wide voltage input range to ensure the stable operation of the wireless data transmission TTL-4G module 11 in different power supply environments. In addition, through reasonable capacitor layout, the stability and filtering effect of the power supply are further improved. In terms of the communication interface, the wireless data transmission TTL-4G module 11 adopts high-quality serial communication pins to achieve efficient data transmission with the single-chip microcomputer 1. At the same time, the wireless data transmission TTL-4G module 11 also supports the USB interface, facilitating communication and debugging with devices such as computers. To ensure the stable operation of the wireless data transmission TTL-4G module 11, the circuit also designs a reliable reset circuit. These reset pins not only support manual reset operations but also achieve automatic reset functions through the single-chip microcomputer 1, ensuring the quick recovery of the wireless data transmission TTL-4G module 11 in case of abnormalities.

[0051] As Figure 3 and Figure 15 shown, the status configuration switch module 12 includes a programmable logic gate array interface component K2, a resistor R45, a resistor R46, a resistor R47, a resistor R48, a resistor R49, and a resistor R50. The 1-6 ports of the programmable logic gate array interface component K2 are respectively connected to one end of the resistor R45, the resistor R46, the resistor R47, the resistor R48, the resistor R49, and the resistor R50. The 7-12 ports of the programmable logic gate array interface component K2 are grounded. The other ends of the resistor R45, the resistor R46, the resistor R47, the resistor R48, the resistor R49, and the resistor R50 are connected to the 3.3V power supply; between the 1-6 ports of the programmable logic gate array interface component K2 and the resistor R45, the resistor R46, the resistor R47, the resistor R48, the resistor R49, and the resistor R50, the State_Set1 end, the State_Set1 end, the State_Set2 end, the State_Set3 end, the State_Set4 end, and the State_Set5 end of the single-chip microcomputer 1 are respectively connected; the programmable logic gate array interface component K2 adopts the KH-BM2.54-6P model.

[0052] As Figure 3 shown, the status configuration switch module 12 consists of a programmable logic gate array interface and multiple resistors. Each resistor is connected to a specific level setting, and these settings respectively correspond to different digital identifiers. The component K2 of the status configuration switch module 12 is related to the status configuration of the circuit. The status configuration switch module 12 allows users to adjust the status of the circuit by changing the level settings to which the resistors are connected, so as to achieve different functions or configurations. Overall, the status configuration switch module 12 has flexibility and scalability and can be adjusted and optimized as needed.

[0053] As Figure 4 and Figure 15 shown, the CS# terminal, SO / SIO1 terminal, SCLK terminal, and SO / SIO0 terminal of the chip U4 of the FLASH storage module 15 are respectively connected to the Flash_CS terminal, Flash_SO terminal, Flash_SCK terminal, and Flash_SI terminal of the single-chip microcomputer 1; the WP# terminal of the chip U4 is sequentially connected to the 10K resistor R33 and the 3.3V power supply; the GND terminal of the chip U4 is grounded; the VCC terminal of the chip U4 is connected in parallel with the 100nF capacitor C22 and the 10uF / 16v capacitor C23 in sequence, and both ends of the capacitor C23 are respectively connected to the 3.3V power supply and grounded; the HOLD terminal of the chip U4 is sequentially connected to the 10K resistor R34 and the 3.3V power supply; the chip U4 uses the MX25L8006EM2I-12G model.

[0054] As Figure 4 shown, the FLASH storage module 15 is composed of an MX25L8006EM2I-12G integrated circuit chip, which has the characteristics of large capacity and fast access. The FLASH storage module 15 supports two communication modes: standard SPI and dual SPI, and exchanges data with external devices through pins such as CLK, CS, SI, SO and CLK, / CS, IO0, IO1 respectively. In addition, the FLASH storage module 15 also provides multiple interface pins such as Flash CS, CS#, Flash SO, FlashHD, Flash WP, WP#, Flash SCK, SCLK, Flash SI, etc. to achieve different functions such as read and write operations, protection settings, etc. Among them, the HOLD pin is used to control the hold function of the FLASH storage module 15. When pulled low, the FLASH storage module 15 enters a pause and maintains the current state; the WP pin is used for the write protection function. When pulled low, the FLASH storage module 15 enters the write protection state to prevent data from being accidentally written. The FLASH storage module 15 is powered by a 3.3V power supply to ensure the stable operation of the circuit. Through this FLASH storage module, users can safely and efficiently store and access a large amount of data.

[0055] As Figure 5 and Figure 15 shown, the four GND terminals of the chip T1 of the reserved TF card module 16 are grounded. The DAT2 terminal of the chip T1 of the reserved TF card module 16 is sequentially connected to a 10K resistor R27 and a 3.3V power supply. The CD / DAT3 terminal of the chip T1 is sequentially connected to a 10K resistor R28 and a 3.3V power supply. The CMD terminal of the chip T1 is sequentially connected to a 10K resistor R29 and a 3.3V power supply. A 100nF capacitor C21 and a 10uF / 16v capacitor C20 are connected in parallel between the VDD terminal and the VSS terminal of the chip T1. The two ends of the capacitor C20 are respectively connected to the 3.3V power supply and the ground. The DAT0 terminal of the chip T1 is sequentially connected to a 10K resistor R30 and a 3.3V power supply. The DAT1 terminal of the chip T1 is sequentially connected to a 10K resistor R31 and a 3.3V power supply. The CD terminal of the chip T1 is sequentially connected to a 10K resistor R32 and a 3.3V power supply; the DAT0 terminal, DAT1 terminal, DAT2 terminal, CD / DAT3 terminal, CMD terminal and CLK terminal of the chip T1 are respectively connected to the SD_DAT0 terminal, SD_DAT1 terminal, SD_DAT2 terminal, SD_DAT3 terminal, SD_CMD terminal, SD_DAT0 terminal and SD_CLK terminal of the single-chip microcomputer 1 through 100R resistors R21, resistor R22, resistor R23, resistor R24, resistor R25, resistor R26. The reserved TF card module 16 adopts the TF-CARD H1.8 model.

[0056] As Figure 5 shown, the reserved TF card module 16 provides comprehensive support for the reserved TF card interface. Through the SD card slot interface and the TF-CARD HI-8 mark, the reserved TF card module 16 can be compatible with and access TF cards of different models. To ensure stable data transmission, the reserved TF card module 16 contains multiple resistors and capacitors, where the resistor values are mainly 100 ohms and 10 kiloohms, and the capacitor values are 10 microfarads and 100 nanofarads. In addition, the design of the reserved TF card module 16 also considers the stability of the power supply, and ensures a stable 3.3-volt power supply for the TF card interface through the "3.3V" label and the corresponding power supply line. The reserved TF card module 16 not only supports the SPI mode, but also is compatible with the SD mode, providing users with a more flexible data reading and writing method. Through pins such as SD_DATA0 to SD_DATA3, SD_CMD, SD_CLK, etc., the reserved TF card module 16 can establish a reliable data connection with the TF card to achieve fast data reading and writing. The interface design of the reserved TF card module fully considers compatibility and stability, providing a solid foundation for the wide application of TF cards.

[0057] The reserved interface circuit includes a reserved 485 interface module 13, a reserved two-channel sensor module 14, and a reserved optocoupler switch module 17. The reserved 485 interface module 13, the reserved two-channel sensor module 14, and the reserved optocoupler switch module 17 are all connected to the single-chip microcomputer 1 of the monitor.

[0058] As Figure 6 and Figure 15 shown, the VCC terminal and the GND terminal of chip P7 of the reserved 485 interface module 13 are respectively connected to a 3.3V power supply and ground. The A+ terminal, B- terminal, and COM terminal of chip P7 are respectively connected to three ports of chip P8. The TXD terminal and RXD terminal of chip P7 are respectively connected to the MCU_TX5 terminal and MCU_RX5 terminal of the single-chip microcomputer 1 through 100R resistors R43 and R44; Chip P7 uses the RS485-TTL model, and chip P8 uses the WJ15EDGRC-3.81-3P model.

[0059] As Figure 6 shown, the reserved 485 interface module 13 includes key components such as power supply, ground wire, and COM port, ensuring the stable operation of the circuit board and the reliability of data communication. The design of the entire circuit board is simple and clear. It not only reserves a 485 interface but also has high expandability and flexibility. This design mainly includes an RS485-TTL interface converter, enabling the circuit board to communicate with the RS485 network conveniently. Through MCU TX5 and MCU RX5, data can be effectively transmitted between the single-chip microcomputer 1 and the RS485 network. Two 100-ohm resistors, R43 and R44, play a role in protection and current limiting in the circuit. Reserve TX and Reserve RX are respectively the reserved sending and receiving interfaces for possible future expansion or connection to other devices.

[0060] As Figure 7 and Figure 15As shown in the figure, the OUT1 terminal of chip U6 of the reserved two-channel sensor module 14 is connected to the sliding end of a 50K, 10% potentiometer R57. The IN1- terminal of chip U6 is respectively connected to one end of a 10K resistor R58 and a resistor R59. The other ends of resistor R58 and resistor R59 are respectively connected to one end of potentiometer R57 and grounded. The GND terminal of chip U6 is grounded. The VCC terminal of chip U6 is sequentially connected to one end of a 100nF capacitor C32 and a 10uF / 16v capacitor C33 and connected to a 3.3V power supply. The other ends of capacitor C32 and capacitor C33 are both grounded. The OUT2 terminal of chip U6 is connected to the sliding end of a 50K, 10% potentiometer R62. The IN2- terminal of chip U6 is respectively connected to one end of a 10K resistor R60 and a resistor R61. The other ends of resistor R60 and resistor R61 are respectively connected to one end of potentiometer R62 and grounded; A connection is made between the OUT1 terminal of chip U6 and potentiometer R57 to the VOUT_CT3 terminal of microcontroller 1. A connection is made between the OUT2 terminal of chip U6 and potentiometer R62 to the VOUT_CT4 terminal of microcontroller 1; The four ports of chip P10 of the reserved two-channel sensor module 14 are respectively connected to two AC terminals of chip B3 and chip B4. A 100uF / 16v capacitor C32, a 10uF / 16v capacitor C33 and a 100R resistor R75 are sequentially connected in parallel between the DC- terminal and the DC+ terminal of chip B3. The two ends of resistor R75 are respectively connected to the IN1+ terminal of chip U6 and grounded. A 100uF / 16v capacitor C39, a 10uF / 16v capacitor C38 and a 100R resistor R76 are sequentially connected in parallel between the DC- terminal and the DC+ terminal of chip B4. The two ends of resistor R76 are respectively connected to the IN2+ terminal of chip U6 and grounded; Chip U6 uses the LM358 model, chip P10 uses the WJ15EDGRC-3.81-4P model, and chips B3 and B4 use the MB10S-A model.

[0061] As Figure 7 shown, the reserved two-channel sensor module 14 provides an additional expansion interface through a WJ15EDGRC-3.81-4P connector to meet the connection requirements of different sensors or external devices. The overall design fully considers the versatility and expandability of the interface, providing users with flexible and diverse sensor access methods. The circuit board reserves two sensor interfaces to support the connection and data interaction with external sensors. Among them, CT3 and CT4 are respectively used as two main sensor interfaces, which are connected to other electronic components and integrated circuit U6 through connecting wires to achieve signal amplification, filtering and processing. The interface also includes necessary power and ground connections to ensure the normal operation of the sensors.

[0062] As Figure 8 andFigure 15 As shown, the first port and the third port of the chip P2 of the reserved optocoupler switch module 17 are connected to the +12V power supply. The second port of the chip P2 is connected to the Anode end of the chip D3 through a 2K resistor R3. The fourth port of the chip P2 is connected to the Anode end of the chip D4 through a 2K resistor R4. The Cathode end and the Emitter end of the chip D3 and the Cathode end and the Emitter end of the chip D4 are grounded. The Collector end of the chip D3 is respectively connected to a 100nF capacitor C9, a 10K resistor R5 and one end of the LED1. The other end of the capacitor C9 is grounded. The other end of the LED1 is connected to one end of a 10K resistor R6. The other ends of the resistor R5 and the resistor R6 are connected to the 3.3V power supply. The connection between the capacitor C9 and the resistor R5 and the LED1 is connected to the Reserve_Check1 end of the single-chip microcomputer 1. The LED1 is connected to the GREEN_LED end of the single-chip microcomputer 1. The Collector end of the chip D4 is respectively connected to a 100nF capacitor C10, a 10K resistor R7 and one end of the LED2. The other end of the capacitor C10 is grounded. The other end of the LED2 is connected to one end of a 10K resistor R8. The other ends of the resistor R7 and the resistor R8 are connected to the 3.3V power supply. The connection between the capacitor C10 and the resistor R7 and the LED2 is connected to the Reserve_Check2 end of the single-chip microcomputer 1. The LED2 is connected to the GREEN_LED end of the single-chip microcomputer 1. The chip P2 uses the WJ15EDGRC-3.81-4P model, and the chips D3 and D4 use the EL357N-G model.

[0063] As Figure 8As shown, the reserved optocoupler switch module 17 reserves two test points, "Reserve Check1" and "Reserve Check2", which facilitate signal testing by engineers during circuit debugging or maintenance. The reserved optocoupler switch module 17 is designed compactly and has complete functions. It can effectively isolate input and output signals, reduce circuit interference, and improve the stability and reliability of the system. The reserved optocoupler switch module 17 is exquisitely designed and includes the key optocoupler device EL357N-G, which is responsible for isolating the circuit and ensuring stable signal transmission. Precise resistors R3, R4, R5, R6, R7, R8, as well as R5 and R7, are configured in the module for current limiting and voltage division to protect the optocoupler and other components from overcurrent damage. At the same time, the circuit also includes capacitors C9 and C10, which play the roles of filtering and voltage regulation to further ensure the stable operation of the optocoupler switch. The module is powered by dual power supplies of +12V and +3.3V to meet the voltage requirements of different components. Among them, the +12V power supply provides drive current for LED1 and LED2 through resistors R3 and R6. LED1 and LED2 are used as the input ends of the optocoupler to trigger the switching action of the optocoupler. The output end of the optocoupler is connected to the subsequent circuit through pins to achieve isolated signal transmission.

[0064] The extended function circuit includes a buzzer module 18, an RTC clock module 111, and a serial port screen module 112. The buzzer module 18, the RTC clock module 111, and the serial port screen module 112 are connected to the single-chip microcomputer 1 of the monitor.

[0065] As Figure 9 and Figure 15 shown, the positive electrode of the speaker BEEP of the buzzer module 18 is connected to the 5V power supply. The negative electrode of the speaker BEEP is connected to one end of the transistor Q6 through a 1K resistor R65. The other two ends of the transistor Q6 are respectively connected to one end of a 1K resistor R64 and grounded. The other end of the resistor R64 is respectively connected to one end of a 100K resistor R63 and the Beep_Control terminal of the single-chip microcomputer 1. The other end of the resistor R63 is grounded; the speaker BEEP uses the SFN-1407PA7.6 model, and the transistor Q6 uses the 8050 model.

[0066] As Figure 9As shown, the buzzer module 18 is also equipped with a speaker, which serves as the sound output device of the buzzer module 18, ensuring the clarity and volume of the sound. The entire circuit design is compact and has clear functions, capable of meeting various application scenarios that require sound prompts. The buzzer module 18 is driven by a circuit composed of a set of electronic components, including resistor R65, transistor Q6, and resistor R63. Through precise circuit design, these components ensure that the buzzer module 18 can emit sounds stably and reliably. When an external signal triggers the circuit, transistor Q6 will respond quickly and drive the buzzer module 18 to emit sound by controlling the current.

[0067] As Figure 10 and Figure 15 As shown, the VCC2RTC terminal of chip U3 of the RTC clock module 111 is sequentially connected to a 100nF capacitor C17, a 10uF / 16v capacitor C16, and one end of a diode D5. The other ends of capacitor C17 and capacitor C16 are grounded, and the other end of diode D5 is connected to a 3.3V power supply; a 32.768K crystal oscillator X1 is connected in parallel between the X1 terminal and the X2 terminal of chip U3. The two ends of crystal oscillator X1 are respectively connected to one end of a 10pF capacitor C14 and capacitor C15, and the other ends of capacitor C14 and capacitor C15 are grounded. The GND terminal of chip U3 is grounded; the VCC1 terminal of chip U3 is sequentially connected to a 100nF capacitor C18, a 10uF / 16v capacitor C19, and one end of a diode D6. The other ends of capacitor C18 and capacitor C19 are grounded, and the other end of diode D6 is respectively connected to the VBAT power supply and the BAT power supply, and the BAT power supply is grounded; the SCLK terminal, I / O terminal, and RST terminal of chip U3 are respectively connected to the RTC_SLCK, RTC_IO terminals, and RTC_RST terminal of microcontroller 1; Chip U3 uses the GM1302 model, diodes D5 and D6 use LL-34, and the BAT power supply uses CR_2032 / 3V.

[0068] As Figure 10 As shown, the RTC clock module 10 is connected to other parts of the system through multiple pins, achieving accurate transmission and control of time information. It not only ensures the accuracy of time but also optimizes the power consumption and performance of the system. The RTC clock module 10 consists of a precise 32.768K crystal oscillator, a GM1302 integrated circuit, and other auxiliary components. The GM1302 IC has low power consumption characteristics and can provide accurate time and date information for the system. This crystal oscillator ensures the stability and accuracy of the RTC clock module 10, guaranteeing the accuracy of time. At the same time, the RTC clock module 10 is equipped with a CR_2032 3V battery to maintain the continuity of time when the system is turned off or the main power supply is cut off. The circuit also includes multiple capacitors and resistors to optimize the performance and stability of the RTC clock module 10.

[0069] AsFigure 11 and Figure 15 As shown in Figure 15 , the GND terminal of chip P3 of the serial port screen module 112 is grounded. The RX terminal and TX terminal of chip P3 are respectively connected to the MCU_TX2 terminal and MCU_RX2 terminal of the single-chip microcomputer 1 through a 100R resistor R19 and a resistor R20. The 5V terminal of chip P3 is connected to the +5V power supply. Chip P3 uses the XH2.54*4 model.

[0070] As Figure 11 shown in Figure 11 , the serial port screen module 112 is powered by a +5V power supply, and there is a warning of "reverse connection" marked near the power supply to remind users to pay attention not to connect the positive and negative poles of the power supply reversely. In addition, GND represents the ground wire, which provides a common reference level for the circuit. The serial port screen module 112 consists of resistors, capacitors, and connectors. In the circuit, it can be seen that MCUTX2 and MCU RX2 serve as the main sending and receiving interfaces of the single-chip microcomputer 1 and are respectively connected to external serial port devices. In addition, two 100R resistors are used to limit current or divide voltage. Sueo_TX is a specific signal sending interface for sending data to the serial port screen. The XH2.54*4 connector in the circuit is used to connect to external devices or circuits.

[0071] The oil fume monitoring circuit includes an air pump control module 19, a 485 oil fume three-parameter sensor module 110, and a fan / purifier mutual inductor module 113. The air pump control module 19, the 485 oil fume three-parameter sensor module 110, and the fan / purifier mutual inductor module 113 are connected to the single-chip microcomputer 1 of the monitor.

[0072] As Figure 12 and Figure 15As shown, the first port of chip P4 of the air pump control module 19 is sequentially connected to one end of diode D9 and the first coil internal resistance of 720R. The other end of diode D9 is connected to the +12V power supply. The first coil internal resistance is in parallel with diode D7. Both ends of diode D7 are respectively connected to the +12V power supply and one end of resistor R37 of 100R. The other end of resistor R37 is sequentially connected to one end of transistor Q4 and one end of resistor R36 of 1K. The other end of resistor R36 is connected to one end of resistor R35 of 100K. The other ends of transistor Q4 and resistor R35 are grounded. A connection is made between resistor R35 and resistor R36 to the Pump_Control terminal of microcontroller 1; the second end of chip P4 is grounded. Diode D10 and the second coil internal resistance of 720R are in parallel between the third and fourth ends of chip P4. The second coil internal resistance is in parallel with diode D8. A connection is made between the second coil internal resistance and diode D8 to the +12V power supply and one end of resistor R40 of 100R respectively. The other end of resistor R40 is sequentially connected to one end of transistor Q5 and one end of resistor R39 of 1K. The other end of resistor R39 is connected to one end of resistor R38 of 100K. The other ends of transistor Q5 and resistor R38 are grounded. A connection is made between resistor R38 and resistor R39 to the Reserve_Control terminal of microcontroller 1; chip P4 uses the WJ15EDGRC-3.81-4P model, the two coil internal resistances use the G5NB-1A-EDC12 model, diodes D7 and D8 use LL-34, and transistors Q4 and Q5 use the 8050 model.

[0073] As Figure 12 As shown, through carefully selected components and scientific circuit design in the air pump control module 19, the air pump control system is not only powerful in function but also easy to expand and maintain. The reserved switch function provides convenience for future system upgrades and function expansions. The air pump control module 19 adopts a carefully designed circuit structure, including a pump control module, a reserve control module, and an output module. The pump control module is connected to the G5NB-1A-E DC12 coil internal resistance through precise resistors R36 and diodes D9 and D7, ensuring the stable operation of the air pump. At the same time, below the pump control module, a switch function is reserved, which interacts with external signals through resistor R35, W100K, and connector WJ15EDGRC-3.81-4P to achieve flexible control of the switch. In addition, the entire circuit is powered by a +12V power supply, ensuring the stability and reliability of the system.

[0074] As Figure 13 and Figure 15As shown, the first end of chip P6 of the 485 oil fume three-parameter sensor module 110 is connected to the +12V power supply, the second end of chip P6 is respectively connected to the COM end of chip P5 and grounded, the third end and the fourth end of chip P6 are respectively connected to the B- end and the A+ end of chip P5, the VCC end of chip P6 is connected to the 3.3V power supply, the TXD end and the RXD end of chip P6 are respectively connected to the MCU_TX4 end and the MCU_RX4 end of the single-chip microcomputer 1 through the 100R resistors R41 and R42, and the GND end of chip P6 is grounded; Chip P6 uses the WJ15EDGRC-3.81-4P model, and chip P5 uses the RS485-TTL model.

[0075] As shown in Figure 13, the 485 oil fume three-parameter sensor module 13 provides an expansion interface through the WJ15EDGRC chip, which is convenient for connecting with other devices. Overall, the 485 oil fume three-parameter sensor module 13 is designed compactly and has comprehensive functions, which can meet various oil fume monitoring requirements. The 485 oil fume three-parameter includes an oil fume value, particulate matter, and non-methane total hydrocarbons sensor module 13 is connected to the RS485-TTL interface through the MCU to support stable data communication. The TX4 port of the MCU is connected to the RXD port of the sensor through resistor R41, and at the same time, the RX4 port of the MCU is connected to the TXD port of the sensor through resistor R42, forming a two-way communication link. In addition, the 485 oil fume three-parameter sensor module 13 is also equipped with 3.3V and VCC power supplies, as well as auxiliary power pins such as A+ and A1+, to ensure the stable operation of the sensor.

[0076] As Figure 14 and Figure 15As shown, the OUT1 terminal of the chip U5 of the fan / purifier current transformer module 113 is connected to the sliding terminal of a 50K, 10% potentiometer R51. The IN1- terminal of the chip U5 is respectively connected to one end of a 10K resistor R52 and a resistor R53. The other ends of the resistor R52 and the resistor R53 are respectively connected to one end of the potentiometer R51 and ground. The GND terminal of the chip U5 is grounded. The VCC terminal of the chip U5 is sequentially connected to one end of a 100nF capacitor C24 and a 10uF / 16v capacitor C25 and connected to a 3.3V power supply. The other ends of the capacitor C24 and the capacitor C25 are both grounded. The OUT2 terminal of the chip U5 is connected to the sliding terminal of a 50K, 10% potentiometer R56. The IN2- terminal of the chip U5 is respectively connected to one end of a 10K resistor R54 and a resistor R55. The other ends of the resistor R54 and the resistor R55 are respectively connected to one end of the potentiometer R56 and ground; A connection is made between the OUT1 terminal of the chip U5 and the potentiometer R51 to the VOUT_CT1 terminal of the single-chip microcomputer 1, and a connection is made between the OUT2 terminal of the chip U5 and the potentiometer R56 to the VOUT_CT2 terminal of the single-chip microcomputer 1; The four ports of the chip P9 of the fan / purifier current transformer module 113 are respectively connected to the two AC terminals of the chip B1 and the chip B2. A 100uF / 16v capacitor C28, a 10uF / 16v capacitor C27, and a 100nF capacitor C26 are sequentially connected in parallel between the DC- terminal and the DC+ terminal of the chip B1. The two ends of the capacitor C26 are respectively connected to the IN1+ terminal of the chip U5 and ground. A 100uF / 16v capacitor C31, a 10uF / 16v capacitor C30, and a 100nF capacitor C29 are sequentially connected in parallel between the DC- terminal and the DC+ terminal of the chip B2. The two ends of the capacitor C29 are respectively connected to the IN2+ terminal of the chip U5 and ground. The chip U5 uses the LM358 model, the chip P10 uses the WJ15EDGRC-3.81-4P model, and the chips B3 and B4 use the MB10S-A model.

[0077] As Figure 14As shown, the fan / purifier current transformer module 113 is equipped with multiple input / output ports, such as VIN CT1, VIN CT2, OUT1, OUT2, etc., for connecting relevant sensors and actuators of the fan / purifier to monitor and control its working status. The VCC and 3.3V power supply lines provide a stable power supply for the entire circuit to ensure the normal operation of the module. The fan / purifier current transformer module 113 consists of a complex electronic circuit that contains multiple electronic components such as resistors, capacitors, and transistors. Resistors R51, R52, R53, and R56 provide precise resistance values for the circuit to meet various requirements of the circuit. Capacitors C24, C25, C26, C27, C28, C29, C30, C31, and 10uF / 16v, 100uF / 16V, and 100nF capacitors with different capacitances are used for filtering, energy storage, and signal stabilization. The MB10S-A transistor and other unlabeled components together constitute the core part of the circuit, realizing functions such as signal amplification, modulation, and demodulation.

[0078] As Figure 15 As shown, the MCU uses the STM32F103VCT6 model, which is a high-performance, low-power 32-bit microcontroller 1 based on the ARM Cortex-M3 core. The microcontroller 1 includes a 100nF capacitor C53, a 10uF / 16v capacitor C52, a 10R resistor R66, resistors R67, R68, a 10K resistor R71, and resistor R72, etc. The microcontroller 1 has rich peripheral interfaces, including GPIO, ADC, UART, SPI, I2C, etc., supports multiple communication protocols, and can meet complex and diverse application requirements. The STM32F103VCT6 is powered by 3.3V voltage and is connected to the external circuit through its multiple pins, such as PE2 / TRACECK / FSMC A23, PE3 / TRACED0 / FSMC A19, etc., to achieve comprehensive control of the circuit. In addition, the MCU is also equipped with an internal clock system, a watchdog timer, and various protection mechanisms to ensure the stability and reliability of the system. In the entire circuit, the MCU plays a core role, responsible for data processing, storage, and transmission, as well as the control and coordination of other modules, providing powerful computing and control capabilities for the entire system.

Claims

1. An online monitor for monitoring lampblack, characterized in that, Including: A function configuration circuit for communication and configuration; A reserved interface circuit for reserving an expandable interface; An extended function circuit for providing additional functions; An oil fume monitoring circuit for oil fume monitoring and control; The function configuration circuit, the reserved interface circuit, the extended function circuit, and the oil fume monitoring circuit are all connected to the single-chip microcomputer (1) of the monitor.

2. The monitor for online monitoring of lampblack according to claim 1, wherein: The function configuration circuit includes a wireless data transmission TTL-4G module (11), a status configuration switch module (12), a FLASH storage module (15), and a reserved TF card module (16). The wireless data transmission TTL-4G module (11), the status configuration switch module (12), the FLASH storage module (15), and the reserved TF card module (16) are all connected to the single-chip microcomputer (1) of the monitor; The UT_XD1 terminal and UR_XD1 terminal of the chip M1 of the wireless data transmission TTL-4G module (11) are connected to the MCU_RX1 terminal and MCU_TX1 terminal of the single-chip microcomputer (1). Between the resistor R11 and resistor R12 of the wireless data transmission TTL-4G module (11), the RST_4G terminal of the single-chip microcomputer (1) is connected. Between the resistor R15 and transistor Q2 of the wireless data transmission TTL-4G module (11), the LINK_4G terminal of the single-chip microcomputer (1) is connected. Between the resistor R18 and transistor Q3 of the wireless data transmission TTL-4G module (11), the NET_4G terminal of the single-chip microcomputer (1) is connected. The two status indicator lights of the wireless data transmission TTL-4G module (11) are connected to the GREEN_LED terminal of the single-chip microcomputer (1); The status configuration switch module (12) includes a programmable logic gate array interface element K2, a resistor R45, a resistor R46, a resistor R47, a resistor R48, a resistor R49, and a resistor R50. The 1-6 ports of the programmable logic gate array interface element K2 are respectively connected to one end of the resistor R45, resistor R46, resistor R47, resistor R48, resistor R49, and resistor R50. The 7-12 ports of the programmable logic gate array interface element K2 are grounded. The other ends of the resistor R45, resistor R46, resistor R47, resistor R48, resistor R49, and resistor R50 are connected to the 3.3V power supply. Between the 1-6 ports of the programmable logic gate array interface element K2 and the resistor R45, resistor R46, resistor R47, resistor R48, resistor R49, and resistor R50, the State_Set1 terminal, State_Set1 terminal, State_Set2 terminal, State_Set3 terminal, State_Set4 terminal, and State_Set5 terminal of the single-chip microcomputer (1) are respectively connected; The CS# terminal, SO / SIO1 terminal, SCLK terminal, and SO / SIO0 terminal of the chip U4 of the described FLASH storage module (15) are respectively connected to the Flash_CS terminal, Flash_SO terminal, Flash_SCK terminal, and Flash_SI terminal of the single-chip microcomputer (1); the WP# terminal of the chip U4 is sequentially connected to the resistor R33 and the 3.3V power supply; the GND terminal of the chip U4 is grounded; the VCC terminal of the chip U4 is connected in parallel with the capacitor C22 and the capacitor C23 in sequence, and both ends of the capacitor C23 are respectively connected to the 3.3V power supply and grounded; the HOLD terminal of the chip U4 is sequentially connected to the resistor R34 and the 3.3V power supply; The four GND terminals of the chip T1 of the described reserved TF card module (16) are grounded. The DAT2 terminal of the chip T1 of the reserved TF card module (16) is sequentially connected to the resistor R27 and the 3.3V power supply. The CD / DAT3 terminal of the chip T1 is sequentially connected to the resistor R28 and the 3.3V power supply. The CMD terminal of the chip T1 is sequentially connected to the resistor R29 and the 3.3V power supply. A capacitor C21 and a capacitor C20 are connected in parallel between the VDD terminal and the VSS terminal of the chip T1 in sequence, and both ends of the capacitor C20 are respectively connected to the 3.3V power supply and grounded. The DAT0 terminal of the chip T1 is sequentially connected to the resistor R30 and the 3.3V power supply. The DAT1 terminal of the chip T1 is sequentially connected to the resistor R31 and the 3.3V power supply. The CD terminal of the chip T1 is sequentially connected to the resistor R32 and the 3.3V power supply; the DAT0 terminal, DAT1 terminal, DAT2 terminal, CD / DAT3 terminal, CMD terminal, and CLK terminal of the chip T1 are respectively connected to the SD_DAT0 terminal, SD_DAT1 terminal, SD_DAT2 terminal, SD_DAT3 terminal, SD_CMD terminal, SD_DAT0 terminal, and SD_CLK terminal of the single-chip microcomputer (1) through the resistor R21, resistor R22, resistor R23, resistor R24, resistor R25, and resistor R26.

3. The monitor for online monitoring of lampblack according to claim 1, characterized in that: The described reserved interface circuit includes a reserved 485 interface module (13), a reserved 2-channel sensor module (14), and a reserved optocoupler switch module (17). The reserved 485 interface module (13), the reserved 2-channel sensor module (14), and the reserved optocoupler switch module (17) are all connected to the single-chip microcomputer (1) of the monitor; The VCC terminal and the GND terminal of the chip P7 of the described reserved 485 interface module (13) are respectively connected to the 3.3V power supply and grounded. The A+ terminal, B- terminal, and COM terminal of the chip P7 are respectively connected to three ports of the chip P8. The TXD terminal and the RXD terminal of the chip P7 are respectively connected to the MCU_TX5 terminal and the MCU_RX5 terminal of the single-chip microcomputer (1) through the resistor R43 and the resistor R44; The OUT1 terminal of the chip U6 of the reserved two-channel sensor module (14) is connected to the sliding end of the sliding rheostat R57. The IN1- terminals of the chip U6 are respectively connected to one ends of the resistor R58 and the resistor R59. The other ends of the resistor R58 and the resistor R59 are respectively connected to one end of the sliding rheostat R57 and grounded. The GND terminal of the chip U6 is grounded. The VCC terminal of the chip U6 is sequentially connected to one ends of the capacitor C32 and the capacitor C33 and connected to a 3.3V power supply. The other ends of the capacitor C32 and the capacitor C33 are both grounded. The OUT2 terminal of the chip U6 is connected to the sliding end of the sliding rheostat R62. The IN2- terminals of the chip U6 are respectively connected to one ends of the resistor R60 and the resistor R61. The other ends of the resistor R60 and the resistor R61 are respectively connected to one end of the sliding rheostat R62 and grounded; A connection is made between the OUT1 terminal of the chip U6 and the sliding rheostat R57 to the VOUT_CT3 terminal of the single-chip microcomputer (1). A connection is made between the OUT2 terminal of the chip U6 and the sliding rheostat R62 to the VOUT_CT4 terminal of the single-chip microcomputer (1); The four ports of the chip P10 of the reserved two-channel sensor module (14) are respectively connected to two AC terminals of the chip B3 and the chip B4. Capacitor C32, capacitor C33 and resistor R75 are sequentially connected in parallel between the DC- terminal and the DC+ terminal of the chip B3. The two ends of the resistor R75 are respectively connected to the IN1+ terminal of the chip U6 and grounded. Capacitor C39, capacitor C38 and resistor R76 are sequentially connected in parallel between the DC- terminal and the DC+ terminal of the chip B4. The two ends of the resistor R76 are respectively connected to the IN2+ terminal of the chip U6 and grounded; The first port and the third port of the chip P2 of the reserved optocoupler switch module (17) are connected to the +12V power supply. The second port of the chip P2 is connected to the Anode end of the chip D3 through the resistor R3. The fourth port of the chip P2 is connected to the Anode end of the chip D4 through the resistor R4. The Cathode end and the Emitter end of the chip D3 and the Cathode end and the Emitter end of the chip D4 are grounded. The Collector end of the chip D3 is respectively connected to one end of the capacitor C9, the resistor R5 and the LED1. The other end of the capacitor C9 is grounded. The other end of the LED1 is connected to one end of the resistor R6. The other ends of the resistor R5 and the resistor R6 are connected to the 3.3V power supply. The connection between the capacitor C9 and the resistor R5 and the LED1 is connected to the Reserve_Check1 end of the single-chip microcomputer (1). The LED1 is connected to the GREEN_LED end of the single-chip microcomputer (1). The Collector end of the chip D4 is respectively connected to one end of the capacitor C10, the resistor R7 and the LED2. The other end of the capacitor C10 is grounded. The other end of the LED2 is connected to one end of the resistor R8. The other ends of the resistor R7 and the resistor R8 are connected to the 3.3V power supply. The connection between the capacitor C10 and the resistor R7 and the LED2 is connected to the Reserve_Check2 end of the single-chip microcomputer (1). The LED2 is connected to the GREEN_LED end of the single-chip microcomputer (1).

4. The monitor for online monitoring of lampblack according to claim 1, characterized in that: The extended function circuit includes a buzzer module (18), an RTC clock module (111) and a serial port screen module (112). The buzzer module (18), the RTC clock module (111) and the serial port screen module (112) are connected to the single-chip microcomputer (1) of the monitor; The positive pole of the speaker BEEP of the buzzer module (18) is connected to the 5V power supply. The negative pole of the speaker BEEP is connected to one end of the transistor Q6 through the resistor R65. The other two ends of the transistor Q6 are respectively connected to one end of the resistor R64 and grounded. The other end of the resistor R64 is respectively connected to one end of the resistor R63 and the Beep_Control end of the single-chip microcomputer (1). The other end of the resistor R63 is grounded; The VCC2RTC terminal of chip U3 of the RTC clock module (111) is sequentially connected to one end of capacitor C17, capacitor C16, and diode D5. The other ends of capacitor C17 and capacitor C16 are grounded, and the other end of diode D5 is connected to a 3.3V power supply; a crystal oscillator X1 is connected in parallel between the X1 terminal and the X2 terminal of chip U3. The two ends of crystal oscillator X1 are respectively connected to one end of capacitor C14 and capacitor C15, and the other ends of capacitor C14 and capacitor C15 are grounded. The GND terminal of chip U3 is grounded; the VCC1 terminal of chip U3 is sequentially connected to one end of capacitor C18, capacitor C19, and diode D6. The other ends of capacitor C18 and capacitor C19 are grounded, and the other end of diode D6 is respectively connected to the VBAT power supply and the BAT power supply, and the BAT power supply is grounded; the SCLK terminal, I / O terminal, and RST terminal of chip U3 are respectively connected to the RTC_SLCK, RTC_IO terminal, and RTC_RST terminal of the single-chip microcomputer (1); The GND terminal of chip P3 of the serial port screen module (112) is grounded. The RX terminal and TX terminal of chip P3 are respectively connected to the MCU_TX2 terminal and MCU_RX2 terminal of the single-chip microcomputer (1) through resistor R19 and resistor R20, and the 5V terminal of chip P3 is connected to a +5V power supply.

5. The monitor for online monitoring of lampblack according to claim 1, wherein: The oil fume monitoring circuit includes an air pump control module (19), a 485 oil fume three-parameter sensor module (110), and a fan / purifier current transformer module (113). The air pump control module (19), the 485 oil fume three-parameter sensor module (110), and the fan / purifier current transformer module (113) are connected to the single-chip microcomputer (1) of the monitor; The first port of chip P4 of the air pump control module (19) is sequentially connected to one end of diode D9 and the internal resistance of the first coil. The other end of diode D9 is connected to a +12V power supply. The internal resistance of the first coil is connected in parallel with diode D7. The two ends of diode D7 are respectively connected to the +12V power supply and one end of resistor R37. The other end of resistor R37 is sequentially connected to one end of transistor Q4 and one end of resistor R36. The other end of resistor R36 is connected to one end of resistor R35. The other ends of transistor Q4 and resistor R35 are grounded. Between resistor R35 and resistor R36 is connected to the Pump_Control terminal of the single-chip microcomputer (1); the second end of chip P4 is grounded. A diode D10 and the internal resistance of the second coil are connected in parallel between the third end and the fourth end of chip P4. The internal resistance of the second coil is connected in parallel with diode D8. Between the internal resistance of the second coil and diode D8 are respectively connected to the +12V power supply and one end of resistor R40. The other end of resistor R40 is sequentially connected to one end of transistor Q5 and one end of resistor R39. The other end of resistor R39 is connected to one end of resistor R38. The other ends of transistor Q5 and resistor R38 are grounded. Between resistor R38 and resistor R39 is connected to the Reserve_Control terminal of the single-chip microcomputer (1); The first terminal of chip P6 of the 485 oil fume three-reference sensor module (110) is connected to the +12V power supply. The second terminal of chip P6 is respectively connected to the COM terminal of chip P5 and grounded. The third and fourth terminals of chip P6 are respectively connected to the B- terminal and A+ terminal of chip P5. The VCC terminal of chip P6 is connected to the 3.3V power supply. The TXD terminal and RXD terminal of chip P6 are respectively connected to the MCU_TX4 terminal and MCU_RX4 terminal of the single-chip microcomputer (1) through resistor R41 and resistor R42. The GND terminal of chip P6 is grounded. The OUT1 terminal of chip U5 of the fan / purifier current transformer module (113) is connected to the sliding terminal of the sliding rheostat R51. The IN1- terminal of chip U5 is respectively connected to one end of resistor R52 and resistor R53. The other ends of resistor R52 and resistor R53 are respectively connected to one end of the sliding rheostat R51 and grounded. The GND terminal of chip U5 is grounded. The VCC terminal of chip U5 is successively connected to one end of capacitor C24 and capacitor C25 and connected to the 3.3V power supply. The other ends of capacitor C24 and capacitor C25 are both grounded. The OUT2 terminal of chip U5 is connected to the sliding terminal of the sliding rheostat R56. The IN2- terminal of chip U5 is respectively connected to one end of resistor R54 and resistor R55. The other ends of resistor R54 and resistor R55 are respectively connected to one end of the sliding rheostat R56 and grounded. Between the OUT1 terminal of chip U5 and the sliding rheostat R51 is connected to the VOUT_CT1 terminal of the single-chip microcomputer (1). Between the OUT2 terminal of chip U5 and the sliding rheostat R56 is connected to the VOUT_CT2 terminal of the single-chip microcomputer (1). The four ports of chip P9 of the fan / purifier current transformer module (113) are respectively connected to the two AC terminals of chip B1 and chip B2. Between the DC- terminal and DC+ terminal of chip B1, capacitor C28, capacitor C27 and capacitor C26 are successively connected in parallel. The two ends of capacitor C26 are respectively connected to the IN1+ terminal of chip U5 and grounded. Between the DC- terminal and DC+ terminal of chip B2, capacitor C31, capacitor C30 and capacitor C29 are successively connected in parallel. The two ends of capacitor C29 are respectively connected to the IN2+ terminal of chip U5 and grounded.

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