CN209911790U - Controller circuit - Google Patents
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- CN209911790U CN209911790U CN201920532096.4U CN201920532096U CN209911790U CN 209911790 U CN209911790 U CN 209911790U CN 201920532096 U CN201920532096 U CN 201920532096U CN 209911790 U CN209911790 U CN 209911790U
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- ultraviolet lamp
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The utility model belongs to the technical field of the oil smoke monitoring, especially, relate to a controller circuit. The utility model provides a controller circuit, the electricity is connected with ultraviolet lamp and fan, ultraviolet lamp comprises ultraviolet tube and lighting fixture, the fan is equipped with degassing unit and belt cleaning device, includes: the central processing circuit is used for acquiring the state of the ultraviolet lamp tube, the working temperature of the ultraviolet lamp bracket, a fan signal, a disinfection signal and a cleaning signal; the sensor circuit is used for collecting the working temperature and the working current of the ultraviolet lamp tube; the debugging circuit is used for finishing debugging information output and setting a working serial number; the optical coupler output circuit is used for controlling the power supply of the ultraviolet lamp and realizing the output control of the switching value; and the optical coupler input circuit is used for detecting the state of the ultraviolet lamp, the fan signal and the disinfection signal. The utility model provides a can gather the controller circuit that is used for oil smoke equipment of information such as voltage, electric current, power and operating duration of oil smoke equipment work.
Description
Technical Field
The utility model belongs to the technical field of the oil smoke monitoring, especially, relate to a controller circuit.
Background
Due to the influence of Chinese cooking habits, a large amount of oil smoke is generated when a family or a restaurant cooks, particularly the kitchen of a large restaurant. For the monitoring mode of kitchen oil smoke, on the premise of traditional single oil smoke detection, modes such as infrared detection are added to combine to enable the oil smoke detection result to be more accurate.
For example, the chinese patent CN208537355U discloses the technical solution: a sensor circuit for a range hood comprises an infrared receiving module, a DA conversion module, a differential amplification module and a processor;
one end of the infrared receiving module is connected with the power supply, the other end of the infrared receiving module is connected with the differential amplification module, and the infrared receiving module is used for collecting the voltage of the resistor and sending the voltage to the differential amplification module, and is also used for detecting whether the ambient light or the ambient temperature of the current environment changes and sending the ambient light or the ambient temperature to the processor;
one end of the DA conversion module is connected with the processor, the other end of the DA conversion module is connected with the differential amplification module, and the DA conversion module is used for outputting a DA signal to the differential amplification module when the infrared receiving module detects that the ambient light or the ambient temperature of the current environment changes;
the input end of the differential amplification module is respectively connected with the infrared receiving module and the DA conversion module and is used for respectively receiving the voltage of the acquisition resistor and the DA signal, amplifying and outputting the voltage of the acquisition resistor, generating a zero-setting signal according to the DA signal and outputting the zero-setting signal;
the processor is connected with the DA conversion module and used for sending a control signal to the DA conversion module when the infrared receiving module detects that the ambient light or the ambient temperature of the current environment changes.
Although the technical scheme reduces the influence of the infrared receiving module on the external environment by outputting the DA signal of the DA conversion module to adjust the zero setting circuit in real time, the circuit design is not carried out on the aspect of oil smoke control, and the control defect is easy to exist.
Disclosure of Invention
The utility model aims to solve the technical problem that a can gather the voltage, electric current, power and the length of operation wait information's of oil smoke equipment controller circuit for oil smoke equipment is provided. Therefore, the utility model adopts the following technical scheme:
the utility model provides a controller circuit, the electricity is connected with ultraviolet lamp and fan, ultraviolet lamp comprises ultraviolet tube and lighting fixture, the fan is equipped with degassing unit and belt cleaning device, includes:
the central processing circuit is used for acquiring the state of the ultraviolet lamp tube, the working temperature of the ultraviolet lamp bracket, a fan signal, a disinfection signal and a cleaning signal;
the sensor circuit is used for collecting the working temperature and the working current of the ultraviolet lamp tube;
the debugging circuit is used for finishing debugging information output and setting a working serial number;
the optical coupler output circuit is used for controlling the power supply of the ultraviolet lamp and realizing the output control of the switching value;
the optical coupler input circuit is used for detecting the state of the ultraviolet lamp, a fan signal and a disinfection signal;
and the power supply circuit is electrically connected with the central processing circuit, the sensor circuit, the debugging circuit, the optical coupler output circuit and the optical coupler input circuit in a single way, and supplies power to other circuits connected with the power supply circuit.
On the basis of adopting above-mentioned technical scheme, the utility model discloses still can adopt following further technical scheme:
furthermore, the central processing circuit comprises a central processing chip, and a clock power circuit, a starting circuit, a programming download interface, a crystal oscillator circuit, a reset circuit and a serial port debugging circuit which are respectively electrically connected with the central processing chip;
the clock power circuit is electrically connected with the central processing chip through power voltage;
the starting circuit is electrically connected with the central processing chip through a pin;
the programming download interface is electrically connected with the central processing chip through a signal line and a power line;
the crystal oscillator circuit is electrically connected with the central processing chip through a pin;
the reset circuit is electrically connected with the central processing chip through a pin.
Furthermore, the clock power circuit is used for providing a real-time clock and a data backup power supply for the central processing chip;
the starting circuit is used for controlling the starting mode of the central control chip;
the programming download interface is used for programming the central processing chip;
the crystal oscillator circuit is used for providing clock frequency for the central processing chip;
the reset circuit is used for providing a reset function for the central processing chip when the circuit is started and fails;
the serial port debugging circuit is used for outputting debugging information.
Further, the power supply circuit comprises two power supply chips which are electrically connected, and the power supply chips can provide 5V or 3.3V voltage.
Further, the sensor circuit includes a temperature detection circuit and a current detection circuit electrically connected;
the temperature detection circuit can detect the temperature range of 0 ~ 225 ℃;
the current detection circuit is used for detecting corresponding current by collecting voltage corresponding to the current.
Furthermore, the debugging circuit comprises a serial port debugging circuit, a communication interface circuit and a dial switch circuit which are electrically connected;
the serial port debugging circuit is used for outputting debugging information;
the communication interface circuit is used for realizing bus communication;
and the dial switch circuit is used for setting a working sequence number.
The utility model has the advantages that: in the controller of the oil fume purification equipment, the working states of various devices in the oil fume purification equipment can be collected, and meanwhile, the working voltage, current, power, working time and other information of the equipment can be collected. Meanwhile, the optical coupling output circuit can realize the functions of controlling the power supply of the ultraviolet lamp, outputting the fireproof switch and the like by the CPU, and the optical coupling input circuit can realize the functions of converting analog quantity into switching quantity and isolating.
Description of the drawings:
fig. 1 is a schematic circuit diagram of a central processing circuit of the controller circuit according to the present invention.
Fig. 2 is a schematic circuit diagram of a debugging circuit of the controller circuit according to the present invention.
Fig. 3 is a schematic circuit diagram of a power circuit of the controller circuit according to the present invention.
Fig. 4 is a schematic circuit diagram of a sensor circuit of the controller circuit according to the present invention.
Fig. 5 is a schematic circuit diagram of an optical coupler output circuit of the controller circuit according to the present invention.
Fig. 6 is a schematic circuit diagram of an optical coupler input circuit of the controller circuit according to the present invention.
Detailed Description
The present invention provides a controller circuit, which is further described with reference to the accompanying drawings.
As shown in fig. 1-6, the central processing circuit is specifically a CPU, and may be of the STM32F4 type; the debugging circuit is a USART-FLASH-CAN-KEY module; the POWER supply circuit is a POWER module; the SENSOR circuit is a SENSOR module, and MQ series gas SENSORs can be used.
The CPU is the core of the oil fume purification controller device, and has the main function of collecting the state of the ultraviolet lamp tube, the working temperature of the ultraviolet lamp bracket, a fan signal, a disinfection signal and a cleaning signal to control the working state of the device. Meanwhile, the working voltage, current, power, working time and other information of the equipment can be collected.
The SENSOR module mainly utilizes a temperature SENSOR to collect the working temperature of the ultraviolet lamp tube and the working current of equipment, and is connected with the CPU through ADC interfaces PA3 and PC 0.
The USART _ FLASH _ CAN _ KEY module mainly completes the functions of equipment debugging information output and data communication with other machines through a CAN bus, and meanwhile, a user CAN set the working serial number of the equipment through the switch dialing. The CPU CAN receive the control command of the display through the CAN bus and send the fan signal and the disinfection signal to the auxiliary machine through the CAN bus.
The optical coupling output module is mainly used for finishing power control of the ultraviolet lamp and output control of the fire prevention switch. The CPU can control the module to be connected in a single direction.
The optical coupler input mainly completes detection of ultraviolet lamp state, fan signal and disinfection signal.
As shown in fig. 1, IC2 is connected to the CPU (IC 1) via VBAT, which mainly provides the CPU with real-time clock power to prevent data loss after power down of the device.
Further, the startup circuit is connected with the CPU (U1) through a BOOT0/BOOT1, and the main function is to control the startup mode of the CPU.
Furthermore, the programming download interface is connected with the CPU through PA13/PA14/NRST signal lines and 2 power lines, and the main function is to program the CPU.
Further, the crystal oscillator circuit is connected to the CPU through OSC32_ IN/OSC32_ OUT/OSC _ IN/OSC _ OUT to provide the CPU with a necessary clock frequency.
Further, a reset circuit is connected to the CPU through the NRST, and provides a reset function to the CPU mainly at the time of device start-up and malfunction.
Further, the serial port debugging circuit P5 mainly functions to output debugging information, thereby facilitating device debugging.
As shown in fig. 2, specifically, the serial port debugging circuit P81 mainly functions to output debugging information, which facilitates device debugging.
Furthermore, the CAN communication interface module mainly realizes the CAN bus communication function. Because the working environment of the equipment is severe and insulation treatment is needed, the IC18 and the IC19 are connected with the CPU through CAN _ TXD and CAN _ RXD, and an isolation effect CAN be achieved. Whether to intervene in the CAN bus termination resistance CAN be selected through an S4 switch. IC21 provides isolation voltage for the isolation end, guarantees that CAN bus output CAN be kept apart with the CPU end completely, CAN not lead to the CPU condition of damaging when the CAN bus breaks down.
Further, P12 is the interface between the controller and external sensors.
Furthermore, the dial switch module is connected with the CPU through KEY1 ~ KEY6, and a user can set the working serial number of the equipment through dial of the dial switch.
As shown in fig. 3, specifically, the functions of the two chips IC3 and IC4 are to provide 5V and 3.3V voltages to the controller, respectively, and the connections to the CPU are CPU _ VDD and VDD.
Further, VCC2 is to provide power to the optocoupler output module relay section.
As shown in fig. 4, specifically, the temperature detection takes IC26 as a core, and in cooperation with a resistor network, detection at 0 ~ 255 ℃ can be realized, and the temperature detection is connected with the CPU through PC 0.
Furthermore, the current detection module takes the IC25 as a core and is matched with a peripheral circuit thereof to complete an I-V conversion function, and corresponding voltage corresponding to the current can be collected through an analog-to-digital conversion function of the CPU, so that the corresponding current can be measured.
As shown in fig. 5, specifically, the optocoupler output module takes IC25 as a core, DO0 ~ DO3 is connected to the CPU, and plays an isolation role through IC25, Q2 ~ Q5 and KR1 ~ KR4 form a low current driving large current circuit, so that the functions of controlling the power supply of the ultraviolet lamp, the output of the fire-proof switch and the like by the CPU can be realized, and the switching value output control is mainly realized.
As shown in FIG. 6, specifically, IC22/IC23 plays a role in converting analog quantity into switching quantity and isolation, the circuits DIN0 ~ DIN8 are all connected with the CPU, DI0 ~ DI8 is used for inputting external signal quantity, IC22/IC23 plays an isolation role, DI2 ~ DI6 is used for inputting ultraviolet lamp tube state, DI0 is used for inputting fan working voltage, and DI1 is used for inputting disinfection signal voltage.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.
Claims (6)
1. The utility model provides a controller circuit, the electricity is connected with ultraviolet lamp and fan, ultraviolet lamp comprises ultraviolet tube and lighting fixture, the fan is equipped with degassing unit and belt cleaning device, and its characterized in that includes:
the central processing circuit is used for acquiring the state of the ultraviolet lamp tube, the working temperature of the ultraviolet lamp bracket, a fan signal, a disinfection signal and a cleaning signal;
the sensor circuit is used for collecting the working temperature and the working current of the ultraviolet lamp tube;
the debugging circuit is used for finishing debugging information output and setting a working serial number;
the optical coupler output circuit is used for controlling the power supply of the ultraviolet lamp and realizing the output control of the switching value;
the optical coupler input circuit is used for detecting the state of the ultraviolet lamp, a fan signal and a disinfection signal;
and the power supply circuit is electrically connected with the central processing circuit, the sensor circuit, the debugging circuit, the optical coupler output circuit and the optical coupler input circuit and supplies power to the circuits connected with the power supply circuit.
2. The controller circuit according to claim 1, wherein the central processing circuit comprises a central processing chip, and a clock power circuit, a start circuit, a programming download interface, a crystal oscillator circuit, a reset circuit and a serial port debugging circuit which are electrically connected with the central processing chip respectively;
the clock power circuit is electrically connected with the central processing chip through power voltage;
the starting circuit is electrically connected with the central processing chip through a pin;
the programming download interface is electrically connected with the central processing chip through a signal line and a power line;
the crystal oscillator circuit is electrically connected with the central processing chip through a pin;
the reset circuit is electrically connected with the central processing chip through a pin.
3. The controller circuit of claim 2, wherein the clock power circuit is configured to provide real-time clock and data backup power for the central processing chip;
the starting circuit is used for controlling the starting mode of the central control chip;
the programming download interface is used for programming the central processing chip;
the crystal oscillator circuit is used for providing clock frequency for the central processing chip;
the reset circuit is used for providing a reset function for the central processing chip when the circuit is started and fails;
the serial port debugging circuit is used for outputting debugging information.
4. A controller circuit according to claim 1, wherein the power supply circuit comprises two power supply chips electrically connected, and the power supply chips can supply 5V or 3.3V.
5. A controller circuit according to claim 1, wherein the sensor circuit comprises a temperature sensing circuit and a current sensing circuit electrically connected;
the temperature detection circuit can detect the temperature range of 0 ~ 225 ℃;
the current detection circuit is used for detecting corresponding current by collecting voltage corresponding to the current.
6. The controller circuit of claim 1, wherein the debug circuit comprises a serial port debug circuit, a communication interface circuit and a dial-up switch circuit which are electrically connected;
the serial port debugging circuit is used for outputting debugging information;
the communication interface circuit is used for realizing bus communication;
and the dial switch circuit is used for setting a working sequence number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920532096.4U CN209911790U (en) | 2019-04-18 | 2019-04-18 | Controller circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920532096.4U CN209911790U (en) | 2019-04-18 | 2019-04-18 | Controller circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209911790U true CN209911790U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920532096.4U Expired - Fee Related CN209911790U (en) | 2019-04-18 | 2019-04-18 | Controller circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209911790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162210A (en) * | 2020-09-18 | 2021-01-01 | 北京航天奥祥通风科技股份有限公司 | Ultraviolet lamp service life monitoring system and monitoring method and sterilization equipment |
-
2019
- 2019-04-18 CN CN201920532096.4U patent/CN209911790U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162210A (en) * | 2020-09-18 | 2021-01-01 | 北京航天奥祥通风科技股份有限公司 | Ultraviolet lamp service life monitoring system and monitoring method and sterilization equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210603 Address after: 310000 room 02-07, 1 / F, building 14, No.20 kejiyuan Road, Baiyang street, Qiantang New District, Hangzhou, Zhejiang Province Patentee after: HANGZHOU ZHICI SENSOR Co.,Ltd. Address before: 310000 Binjiang District binwen Road, Hangzhou, Hangzhou, Zhejiang Patentee before: ZHEJIANG INSTITUTE OF MECHANICAL & ELECTRICAL ENGINEERING |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |