CN216144654U - Air port control monitoring circuit - Google Patents
Air port control monitoring circuit Download PDFInfo
- Publication number
- CN216144654U CN216144654U CN202121973278.9U CN202121973278U CN216144654U CN 216144654 U CN216144654 U CN 216144654U CN 202121973278 U CN202121973278 U CN 202121973278U CN 216144654 U CN216144654 U CN 216144654U
- Authority
- CN
- China
- Prior art keywords
- module
- pins
- control
- air
- display module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model provides an air port control monitoring circuit, which comprises a control mainboard, a power supply module, an air detection module, a lamp display module, a light display module, a crystal oscillator module, a reset module and a filtering module, wherein the control mainboard comprises a power supply module, an air detection module, a lamp display module, a light display module, a crystal oscillator module, a reset module and a filtering module: the power supply module is connected with external alternating current, converts the external alternating current into weak current and provides power for the control mainboard; the control main board comprises two rows of pins, the air detection module, the light display module and the light display module are respectively controlled, and the control main board is used for determining the working mode of the air port according to the air index in the air provided by the air detection module and the ambient light intensity detected by the light display module; the light display module is connected to the control main board through a mos tube, and displays a corresponding light display state according to the air index. The display module of the utility model displays the air index and the external light intensity, so that the light intensity is adjusted according to the brightness under normal brightness, and the display module enters a night mode when the environment is dark, thereby saving energy consumption.
Description
Technical Field
The utility model relates to the field of air port monitoring control, in particular to an air port control monitoring circuit.
Background
The existing air port purifier is installed at an air return port of a coil of a central air conditioner, and is used for disinfecting and purifying a fan coil and indoor air through air circulation during refrigeration, heating and ventilation of the fan coil. The air purifier is an efficient central air conditioner disinfection device, can remove 99.99% of bacteria and viruses, is a professional air purifier for indoor space, and achieves 99% removal rate of PM2.5, bacteria, viruses, formaldehyde and the like in the air. A circuit is designed to control and monitor indexes of PM2.5, bacteria, viruses and formaldehyde in air and display the indexes, and the brightness of light can be adjusted according to environmental changes, so that energy consumption is saved.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, the present invention is directed to a tuyere control monitoring circuit, which includes PM2.5 detection and digital display, light display, etc., and is matched with various sensors and switches to achieve energy saving.
In order to realize the above objects and other related objects, the device comprises a control mainboard, a power supply module, an air detection module, a lamp display module, a light display module, a crystal oscillator module, a reset module and a filtering module:
the power supply module is connected with external alternating current, converts the external alternating current into weak current and provides power for the control mainboard;
the control main board comprises two rows of pins, the air detection module, the light display module and the light display module are respectively controlled, and the control main board is used for determining the working mode of the air port according to the air index in the air provided by the air detection module and the ambient light intensity detected by the light display module;
the control mainboard is respectively provided with a reset module, a filtering module for removing clutter in the power supply and a crystal oscillator module for providing a clock;
the light display module is connected to the control main board through a mos tube, and displays a corresponding light display state according to the air index.
Optionally, the air detection module includes an infrared dust sensor, and the infrared dust sensor is connected to the 12 pins and the 13 pins of the control main board.
Optionally, the led lamp module includes an led lamp, the led lamp includes four pins respectively connected to the power supply and three lednmos tubes, one end of each of the three lednmos tubes is grounded, and the other end of each of the three lednmos tubes is connected to the pins 43, 45, and 46 of the control motherboard.
Optionally, the led lamp module includes an led lamp, the led lamp includes four pins respectively connected to the power supply and three lednmos tubes, one end of each of the three lednmos tubes is grounded, and the other end of each of the three lednmos tubes is connected to the pins 43, 45, and 46 of the control motherboard.
Optionally, the control mainboard further comprises a WIFI module, the WIFI module comprises an embedded board chip, the embedded board chip comprises two rows of pins, wherein 15 pins and 16 pins are respectively connected with 21 pins and 22 pins of the control mainboard, and 8 pins are connected with 9 pins through two capacitors.
Optionally, the control mainboard still is connected with display module, display module includes display chip and screen display charactron, display chip includes two rows of pins, wherein 30 feet and 6 feet ground connection, 14 feet connect the power, 7 feet connect out and connect 10k resistance reconnection power respectively and connect 100pf electric capacity reconnection ground connection, 7 feet other end reconnection 17 feet, 8 feet connect out and connect 10k resistance reconnection power respectively and connect 100pf electric capacity reconnection ground connection, 8 feet other end reconnection 15 feet of control mainboard, 9 feet connect out and connect 10k resistance reconnection power respectively and connect 100pf electric capacity reconnection ground connection, 9 feet other end reconnection 14 feet of control mainboard, display module is used for showing the condition of air index.
Optionally, the crystal oscillator module includes two external crystal oscillators, wherein one section of the first external crystal oscillator is connected to two 20p capacitors respectively and then grounded, the other end of the first external crystal oscillator is connected to the 3 pins and the 4 pins of the control main board, one section of the second external crystal oscillator is connected to the two 20p capacitors respectively and then grounded, and the other end of the second external crystal oscillator is connected to the 5 pins and the 6 pins of the control main board.
Optionally, the circuit further includes a debug download module, the debug download module includes a debug interface, the debug interface includes four ports, wherein 1 is connected to the power supply, 4 is connected to the ground, and 2 and 3 are connected to the 34 pins and 37 pins of the control motherboard respectively.
Optionally, the circuit further includes a reserved serial port module, the reserved serial port includes four ports, wherein 1 is connected to the power supply, 4 is grounded, and 2 and 3 are respectively connected to pins 30 and 31 of the control motherboard for an external interface.
Optionally, the circuit further comprises a light power module, and the light power module indicates normal display when the control mainboard works normally.
As described above, the present invention provides an air port control monitoring circuit, which has the following beneficial effects: the utility model comprises two mainboards, namely a power mainboard and a control mainboard, wherein the control mainboard controls various modules, comprises functions of PM2.5 detection and digital display, lamp display and the like, and is matched with various sensors and switches to realize the following logics: when an electric shock and the micro switch are turned on, the machine is in a standby state, and if one of the electric shock and the micro switch is turned off, the machine is powered off; when the environment is dark, the machine enters a night mode, namely all lights are turned off; under normal brightness, adjusting the brightness of the lamp light according to the ambient brightness; the location of the applet needs to be reserved to facilitate subsequent function additions.
Drawings
FIG. 1 is a schematic circuit diagram of a control motherboard according to the present invention;
FIG. 2 is a schematic circuit diagram of a reset module according to the present invention;
FIG. 3 is a schematic diagram of the electrical connections of the air monitoring module of the present invention;
FIG. 4 is a schematic circuit diagram of a lamp module according to the present invention;
FIG. 5 is a schematic circuit diagram of a filter module according to the present invention;
FIG. 6 is a schematic diagram of the circuit connection of the power module of the present invention;
FIG. 7 is a schematic circuit diagram of a crystal oscillator module according to the present invention;
FIG. 8 is a schematic circuit diagram of the light display module according to the present invention;
FIG. 9 is a schematic view of the connection of ledmos tubes to a display module according to the present invention;
FIG. 10 is a schematic circuit diagram of a lighting power module according to the present invention;
fig. 11 is a schematic circuit connection diagram of the WIFI module in the present invention;
FIG. 12 is a schematic diagram of the circuit connection of the reserved serial port module according to the present invention;
FIG. 13 is a schematic circuit diagram of a screen display module according to the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Referring to fig. 1 to 13, the present invention provides an air outlet control monitoring circuit, which includes a control main board, a power module, an air detection module, a light display module, a crystal oscillator module, a reset module, and a filter module:
the power supply module is connected with external alternating current, converts the external alternating current into weak current and provides power for the control mainboard;
the control main board comprises two rows of pins, the air detection module, the light display module and the light display module are respectively controlled, and the control main board is used for determining the working mode of the air port according to the air index in the air provided by the air detection module and the ambient light intensity detected by the light display module;
the control mainboard is respectively provided with a reset module, a filtering module for removing clutter in the power supply and a crystal oscillator module for providing a clock;
the light display module is connected to the control main board through a mos tube, and displays a corresponding light display state according to the air index.
According to the above record, the empty gas detection surveys the module and includes infrared dust sensor, infrared dust sensor with the 12 feet and 13 feet of control mainboard link to each other, infrared dust sensor should install in the position of circulation of air, avoid installing in the position of series flow, vortex, avoid installing in the place of the easy gathering of dust, the monitoring principle of empty gas detection surveys the module is: step 1, reading reference data (Vref0) in the absence of dust from an EEPROM, and calculating updated threshold voltages Vth0, Vth1 and Vth 2; step 2, measuring the dust level every 10msec, calculating the average value of the dust level every 0.5 seconds and outputting the average value as 4level and 2bit data, calculating the average value of the dust level every 1 second, sending Vref0data and the dust level from the communication port, step 3, obtaining the average of the dust data (Sigma (second data)/60) as minute average data every 60 seconds, step 4, comparing the minute average data with a reference value (Vref0), if the minute average data is larger than the reference value (Vref0), comparing the size of the 10 minute average data with the reference value (Vref0), step 5, whether the difference between Vmax and Vmin is smaller than 32mv, if yes, feeding the 10 minute average data as a new reference value (Vref0) back to the control mainboard as a threshold.
According to the above description, the reset module includes a 10k resistor, a 0.1uf capacitor and a reset key, and is connected to the pin 7 of the control motherboard, and only needs to be connected with a high level for 2 cycles during reset, and reset once when the system is powered on and started, and when the key is pressed, the system resets again, and if the key is pressed after being released, the system also resets. The reset thereof can be controlled in the operating system by the opening and closing of the key.
According to the above description, the light display module includes an led lamp, the led lamp includes four pins, the four pins are respectively connected to a power supply and three lednmos tubes, one end of each of the three lednmos tubes is grounded, the other end of each of the three lednmos tubes is respectively connected to a pin 43, a pin 45 and a pin 46 of the control main board, the nmos tubes are of npn type, and are used for displaying that three primary colors red, green and yellow are consistent with the air index measured by the air detection module, slightly displaying green, moderately displaying yellow and heavily displaying red, and the PM2.5 index is mainly measured here, and if the formaldehyde and carbon dioxide indexes are to be measured, the PM2.5 index can be added through a reserved serial port.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides an air port control monitoring circuit which characterized in that, shows module, light display module, crystal oscillator module, reset module, filtering module including control mainboard, power module, empty gas detection surveys module, lamp:
the power supply module is connected with external alternating current, converts the external alternating current into weak current and provides power for the control mainboard;
the control main board comprises two rows of pins, the air detection module, the light display module and the light display module are respectively controlled, and the control main board is used for determining the working mode of the air port according to the air index in the air provided by the air detection module and the ambient light intensity detected by the light display module;
the control mainboard is respectively provided with a reset module, a filtering module for removing clutter in the power supply and a crystal oscillator module for providing a clock;
the light display module is connected to the control main board through a mos tube, and displays a corresponding light display state according to the air index.
2. The tuyere control monitoring circuit of claim 1, wherein the air detection module comprises an infrared dust sensor, and the infrared dust sensor is connected with 12 pins and 13 pins of the control main board.
3. The tuyere control monitoring circuit of claim 1, wherein the light display module comprises an led lamp, the led lamp comprises four pins which are respectively connected with a power supply and three led nmos tubes, one end of each led nmos tube is grounded, and the other end of each led nmos tube is respectively connected with pins 43, 45 and 46 of the control mainboard.
4. The tuyere control monitoring circuit of claim 1, wherein the light display module comprises a photosensitive sensor and three resistors, one end of the photosensitive sensor is connected with a power supply, the other end of the photosensitive sensor is respectively connected with the three resistors and 16 pins of the control mainboard, and the three resistors are connected in parallel and are respectively connected with 26 pins, 27 pins and 28 pins of the control mainboard.
5. The tuyere control monitoring circuit of claim 1, wherein the control main board further comprises a WIFI module, the WIFI module comprises an embedded chip, the embedded chip comprises two rows of pins, wherein 15 pins and 16 pins are respectively connected with 21 pins and 22 pins of the control main board, and 8 pins are connected with 9 pins through two capacitors.
6. The tuyere control monitoring circuit of claim 1, wherein the control main board is further connected with a display module, the display module comprises a display chip and a screen display nixie tube, the display chip comprises two rows of pins, wherein the 30 pin and the 6 pin are grounded, the 14 pin is connected with a power supply, the 7 pin is respectively connected with a 10k resistor and then connected with the power supply, and then connected with a 100pf capacitor and then grounded, the other end of the 7 pins is connected with a 17 pin of the control mainboard, the 8 pins are respectively connected with a 10k resistor, then connected with a power supply and connected with a 100pf capacitor and then grounded, the other end of the 8 pins is connected with the 15 pins of the control mainboard, the 9 pins are respectively connected with a 10k resistor, then connected with a power supply and connected with a 100pf capacitor, and then grounded, the other end of the 9 pins is connected with the 14 pins of the control main board, and the display module is used for displaying the air index.
7. The tuyere control monitoring circuit of claim 1, wherein the crystal oscillator module comprises two external crystal oscillators, wherein one section of the first external crystal oscillator is respectively connected with two 20p capacitors and then grounded, the other end of the first external crystal oscillator is connected with the 3 pins and the 4 pins of the control mainboard, one section of the second external crystal oscillator is respectively connected with two 20p capacitors and then grounded, and the other end of the second external crystal oscillator is connected with the 5 pins and the 6 pins of the control mainboard.
8. The tuyere control monitoring circuit of claim 1, further comprising a debugging download module, wherein the debugging download module comprises a debugging interface, the debugging interface comprises four ports, wherein 1 port is connected with a power supply, 4 ports are grounded, and 2 ports and 3 ports are respectively connected with 34 pins and 37 pins of the control mainboard.
9. The tuyere control monitoring circuit of claim 1, further comprising a reserved serial port module, wherein the reserved serial port module comprises four ports, wherein 1 port is connected with a power supply, 4 ports are grounded, and 2 ports and 3 ports are respectively connected with 30 pins and 31 pins of the control mainboard and used for external interfaces.
10. The tuyere control monitoring circuit of claim 1, further comprising a light power module, wherein the light power module indicates normal display when the control main board is in normal operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121973278.9U CN216144654U (en) | 2021-08-22 | 2021-08-22 | Air port control monitoring circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121973278.9U CN216144654U (en) | 2021-08-22 | 2021-08-22 | Air port control monitoring circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216144654U true CN216144654U (en) | 2022-03-29 |
Family
ID=80806843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121973278.9U Active CN216144654U (en) | 2021-08-22 | 2021-08-22 | Air port control monitoring circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216144654U (en) |
-
2021
- 2021-08-22 CN CN202121973278.9U patent/CN216144654U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20110087904A1 (en) | Smart power management system and method thereof | |
| CN203732917U (en) | Intelligent household wireless terminal device | |
| CN216144654U (en) | Air port control monitoring circuit | |
| CN205316601U (en) | A device and system for monitoring indoor air quality | |
| CN113702251A (en) | Air port control monitoring circuit | |
| CN203859565U (en) | Detection display device for electric quantity of battery | |
| CN104698391A (en) | Low-voltage detecting circuit of air conditioner infrared remote control | |
| CN207625577U (en) | Radio transmission control system based on bluetooth | |
| CN203982563U (en) | Metro environment cognitive radio sensor network terminal device | |
| CN105899057A (en) | Novel control terminal for smart home | |
| CN211765357U (en) | Control device for unmanned vehicle and unmanned vehicle | |
| CN102577234B (en) | Power node for energy management | |
| CN204422730U (en) | The low-voltage detection circuit of air-conditioning Infrared remote controller | |
| US11600958B2 (en) | Sensing component and intelligent socket | |
| CN204695537U (en) | Based on the environmental quality monitoring equipment of WSN | |
| CN103142209A (en) | Portable vision tester | |
| CN203772837U (en) | Portable type air quality detector | |
| CN209821614U (en) | Multifunctional anti-dismantling integrated controller system | |
| CN219180885U (en) | Socket type air conditioner optimizer | |
| CN214893431U (en) | Indoor environment monitoring system | |
| CN104009521A (en) | Battery electric quantity detecting and displaying device | |
| CN206132216U (en) | Light intensity tester | |
| CN220606096U (en) | Intelligent home control device based on APP | |
| CN108635691A (en) | A kind of intelligence mask and its control circuit | |
| CN215642335U (en) | Intelligent clothes-collecting reminder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |