CN211551895U - Indoor environment detects clean system - Google Patents
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- CN211551895U CN211551895U CN202020165382.4U CN202020165382U CN211551895U CN 211551895 U CN211551895 U CN 211551895U CN 202020165382 U CN202020165382 U CN 202020165382U CN 211551895 U CN211551895 U CN 211551895U
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- 238000001514 detection method Methods 0.000 claims abstract description 77
- 238000004887 air purification Methods 0.000 claims abstract description 12
- 230000003750 conditioning effect Effects 0.000 claims abstract description 5
- 239000003990 capacitor Substances 0.000 claims description 55
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 38
- 230000000087 stabilizing effect Effects 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 13
- 239000003345 natural gas Substances 0.000 claims description 11
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 7
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 7
- 238000000746 purification Methods 0.000 claims description 5
- 101000701286 Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) Alkanesulfonate monooxygenase Proteins 0.000 claims description 3
- 101000983349 Solanum commersonii Osmotin-like protein OSML13 Proteins 0.000 claims description 3
- 101000983338 Solanum commersonii Osmotin-like protein OSML15 Proteins 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 9
- 230000001276 controlling effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model relates to an environment intellectual detection system technique, it discloses an indoor environment detects clean system, solves traditional environment check out test set function singleness, does not form coordinated control with air purification controlgear, can not bring the problem of better experience for the user. The system comprises: the device comprises a power supply module, an Internet of things module, a processor module, a temperature detection module, a humidity detection module, a key module, a display module, a gas component detection module, an alarm module, a display module and a relay module; the Internet of things module is communicated with the processor module through a serial port; the output signals of the temperature detection module, the humidity detection module and the gas component detection module are connected with the processor module; the processor module is connected with the key module, the display module and the alarm module; the input end of the relay module is connected with the processor module, and the output end of the relay module is connected with the air purification and conditioning equipment; the power supply module provides a working power supply for the system.
Description
Technical Field
The utility model relates to an environment intellectual detection system technique, concretely relates to indoor environment detects clean system.
Background
With the development of society, intelligent devices are more and more in the families of people, but the intelligent devices such as air quality detection and purification in the families are less considered. Many companies generally give priority to smart homes, intelligent robots and the like in the research and development process of smart devices, but the quality of air required to be breathed at every moment is invisible, and particularly in families with children, good air quality is needed more, so that the children can grow up.
Environment detection equipment on the market at present function singleness does not possess air purification regulatory function usually, and to these air purification regulatory devices such as air purifier, humidifier, air conditioner all need manually to open usually, also do not fuse with environment detection equipment and form coordinated control.
Therefore, the utility model discloses it is necessary to provide an intelligent indoor environment detection clean system, provides better experience for the user.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides an indoor environment detects clean system, solves traditional environment check out test set function singleness, does not form coordinated control with air purification controlgear, can not bring the problem of better experience for the user.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
an indoor environment detection and purification system comprises a power supply module, an Internet of things module, a processor module, a temperature detection module, a humidity detection module, a key module, a display module, a gas component detection module, an alarm module, a display module and a relay module; the Internet of things module is communicated with the processor module through a serial port; the output signals of the temperature detection module, the humidity detection module and the gas component detection module are connected with the processor module; the processor module is connected with the key module, the display module and the alarm module; the input end of the relay module is connected with the processor module, and the output end of the relay module is connected with the air purification and conditioning equipment; the power supply module provides a working power supply for the system.
As a further optimization, the power supply module includes: the transformer T1, the rectifier bridge D1, the first voltage stabilizing chip, the second voltage stabilizing chip, the first inductor L1, the second inductor L2 and the second to fourteenth capacitors C2-C14; the input end of the transformer T1 is connected with a mains supply socket, and the output end of the transformer T1 is connected with the input end of a rectifier bridge D1; the output end of the rectifier bridge D1 is connected with the input end of a first voltage stabilizing chip through a first inductor L1; the output end of the first voltage stabilizing chip is connected with the input end of the second voltage stabilizing chip through a second inductor L2; the second capacitor C2, the third capacitor C3 and the sixth capacitor C6 are connected in parallel between the output end of the rectifier bridge D1 and the ground; the seventh capacitor C7, the fourth capacitor C4 and the fifth capacitor C5 are connected between the output end of the first voltage stabilizing chip and the ground in parallel; the eighth capacitor C8, the ninth capacitor C9, the tenth capacitor C10, the eleventh capacitor C11, the twelfth capacitor C12, the thirteenth capacitor C13 and the fourteenth capacitor C14 are connected in parallel to the output end of the second voltage stabilizing chip.
As further optimization, the internet of things module comprises a wifi chip, first to sixth resistors R1-R6, a first capacitor C1, a reset key, an upgrade button and a light emitting diode; one end of the first capacitor C1 is connected with the RST pin of the wifi chip, and the other end of the first capacitor C1 is grounded; the reset key is connected with a first capacitor C1 in parallel; the second resistor R2 is connected with an EN pin of the wifi chip; one end of the first resistor R1 is connected with 3.3V voltage, and the other end of the first resistor R1 is connected with the RST pin of the wifi chip; one end of the third resistor R3 is connected with an IO0 pin of the wifi chip, and the other end of the third resistor R3 is connected with an upgrade button; the fourth resistor R4 is connected with an IO2 pin of the wifi chip; one end of the fifth resistor R5 is connected with 3.3V voltage, and the other end of the fifth resistor R5 is connected with an IO4 pin of the wifi chip through a light emitting diode; and the sixth resistor R6 is connected with an IO15 pin of the wifi chip.
As a further optimization, the gas component detection module comprises a methane and natural gas detection sensor, a carbon monoxide detection sensor and an air quality detection sensor; the AOUT pin and the DOUT pin of the methane and natural gas detection sensor are respectively and correspondingly connected with the PA11 pin and the PA12 pin of the processor module; the AOUT pin and the DOUT pin of the carbon monoxide detection sensor are respectively and correspondingly connected with the PA13 pin and the PA14 pin of the processor module; and an AOUT pin and a DOUT pin of the air quality detection sensor are respectively and correspondingly connected with a PA15 pin and a PB15 pin of the processor module.
As a further optimization, the humidity detection module adopts a DTH11 humidity detection sensor, and the DATA pin of the humidity detection sensor is connected with the PB14 pin of the processor module.
As a further optimization, the alarm module comprises a buzzer and an eleventh resistor R11; the positive pole of bee calling organ connects 3.3V voltage through eleventh resistance R11, and the PB13 pin of processor module is connected to the negative pole.
As a further optimization, the key module includes a seventh resistor R7, an eighth resistor R8, a ninth resistor R9, a tenth resistor R10, a first key SW1, a second key SW2, a third key SW3, and a fourth key SW 4; one end of the seventh resistor R7 is connected with 3.3V voltage, the other end of the seventh resistor R7 is connected with one end of the first key SW1 and the PA5 pin of the processor module, and the other end of the first key SW1 is grounded; one end of the eighth resistor R8 is connected with 3.3V voltage, the other end of the eighth resistor R8 is connected with one end of the second key SW2 and is connected with a PA6 pin of the processor module, and the other end of the second key SW2 is grounded; one end of the ninth resistor R9 is connected with 3.3V voltage, the other end of the ninth resistor R9 is connected with one end of the third key SW3 and is connected with a PA7 pin of the processor module, and the other end of the third key SW3 is grounded; one end of the tenth resistor R10 is connected to a voltage of 3.3V, the other end is connected to one end of the fourth key SW4 and to the PA8 pin of the processor module, and the other end of the fourth key SW4 is grounded.
As a further optimization, the display module adopts an OLED display screen, and a CLK pin, a MOSI pin, a RST pin and a D/C pin of the OLED display screen are respectively and correspondingly connected with a PA1 pin, a PA2 pin, a PA3 pin and a PA4 pin of the processor module.
As a further optimization, the temperature detection module comprises two DS18B20 temperature sensors, and the VOUT pins of the two temperature sensors are correspondingly connected with the PB0 pin and the PB1 pin of the processor module respectively.
As a further optimization, the relay module comprises a first relay switch K1, a second relay switch K2 and a third relay switch K3; one end of a coil of the first relay switch K1 is connected with a PB12 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a control end of an air conditioner socket; one end of a coil of the second relay switch K2 is connected with a PB11 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a control end of the humidifier; one end of a coil of the third relay switch K3 is connected with a PB10 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a power supply main switch.
The utility model has the advantages that:
based on the utility model discloses an indoor environment detects clean system's design, can automated inspection indoor air quality and temperature and humidity environment to can insert the internet through thing networking module, thereby to reach the high in the clouds on will detecting data, the user can acquire indoor air and temperature and humidity environment detection data through the cell-phone connection high in the clouds, and when data reach corresponding threshold value, can automatic air purification adjusting device open, thereby realize coordinated control, promote user's experience.
Drawings
FIG. 1 is a block diagram of the indoor environment detecting and purifying system of the present invention;
fig. 2 is a circuit diagram of an indoor environment detection and purification system in an embodiment.
Detailed Description
The utility model aims at providing an indoor environment detects clean system, solves traditional environment check out test set function singleness, does not form coordinated control with air purification controlgear, can not bring the problem of better experience for the user.
In particular, as shown in fig. 1, the indoor environment detection and purification system of the present invention includes a power module, an internet of things module, a processor module, a temperature detection module, a humidity detection module, a key module, a display module, a gas component detection module, an alarm module, a display module, and a relay module; the Internet of things module is communicated with the processor module through a serial port; the output signals of the temperature detection module, the humidity detection module and the gas component detection module are connected with the processor module; the processor module is connected with the key module, the display module and the alarm module; the input end of the relay module is connected with the processor module, and the output end of the relay module is connected with the air purification and conditioning equipment; the power supply module provides a working power supply for the system.
Example (b):
as shown in fig. 2, the present embodiment will specifically describe each circuit block of the system.
The power supply module is used for supplying power to all parts of the system and consists of a voltage transformation part and a voltage stabilization part; the voltage transformation part is used for reducing the voltage of 220V single-phase alternating current through a transformer and rectifying the voltage into 24V direct current voltage by utilizing a bridge rectifier circuit. The voltage stabilizing part utilizes an IB _ S-2W voltage stabilizing chip to reduce the direct current voltage from 24V to 5V, then utilizes an AMS117-3.3V voltage stabilizing chip to reduce the direct current voltage from 5V to 3.3V, and the 3.3V voltage mainly supplies power to the single chip microcomputer, the chip of the Internet of things and the sensing detection chip.
Specifically, the power module comprises a transformer T1, a rectifier bridge D1, a first voltage stabilizing chip, a second voltage stabilizing chip, a first inductor L1, a second inductor L2 and second to fourteenth capacitors C2-C14; the input end of the transformer T1 is connected with a mains supply socket, and the output end of the transformer T1 is connected with the input end of a rectifier bridge D1; the output end of the rectifier bridge D1 is connected with the input end of a first voltage stabilizing chip through a first inductor L1; the output end of the first voltage stabilizing chip is connected with the input end of the second voltage stabilizing chip through a second inductor L2; the second capacitor C2, the third capacitor C3 and the sixth capacitor C6 are connected in parallel between the output end of the rectifier bridge D1 and the ground; the seventh capacitor C7, the fourth capacitor C4 and the fifth capacitor C5 are connected between the output end of the first voltage stabilizing chip and the ground in parallel; the eighth capacitor C8, the ninth capacitor C9, the tenth capacitor C10, the eleventh capacitor C11, the twelfth capacitor C12, the thirteenth capacitor C13 and the fourteenth capacitor C14 are connected in parallel to the output end of the second voltage stabilizing chip.
The Internet of things module is mainly served by an ESP8266 Internet of things chip, and the connection between the control end and the cloud end is completed through the communication between the serial port and the single chip microcomputer, so that the remote monitoring is realized.
Specifically, the internet of things module comprises a wifi chip, first to sixth resistors R1-R6, a first capacitor C1, a reset key, an upgrade button and a light emitting diode; one end of the first capacitor C1 is connected with the RST pin of the wifi chip, and the other end of the first capacitor C1 is grounded; the reset key is connected with a first capacitor C1 in parallel; the second resistor R2 is connected with an EN pin of the wifi chip; one end of the first resistor R1 is connected with 3.3V voltage, and the other end of the first resistor R1 is connected with the RST pin of the wifi chip; one end of the third resistor R3 is connected with an IO0 pin of the wifi chip, and the other end of the third resistor R3 is connected with an upgrade button; the fourth resistor R4 is connected with an IO2 pin of the wifi chip; one end of the fifth resistor R5 is connected with 3.3V voltage, and the other end of the fifth resistor R5 is connected with an IO4 pin of the wifi chip through a light emitting diode; and the sixth resistor R6 is connected with an IO15 pin of the wifi chip.
The processor module is used as a control core, and an STM32 single chip microcomputer is adopted in the embodiment and used for detecting data acquisition, comparing with a threshold value, controlling an alarm, controlling a relay switch and the like.
And the display module adopts OLED display and is used for displaying the current air quality, displaying the connection state with the ESP8266, displaying the working state of the STM32 singlechip and monitoring the working state of each sensor.
The key module is used for setting and adjusting parameters of the sensor, and particularly comprises a seventh resistor R7, an eighth resistor R8, a ninth resistor R9, a tenth resistor R10, a first key SW1, a second key SW2, a third key SW3 and a fourth key SW 4; one end of the seventh resistor R7 is connected with 3.3V voltage, the other end of the seventh resistor R7 is connected with one end of the first key SW1 and the PA5 pin of the processor module, and the other end of the first key SW1 is grounded; one end of the eighth resistor R8 is connected with 3.3V voltage, the other end of the eighth resistor R8 is connected with one end of the second key SW2 and is connected with a PA6 pin of the processor module, and the other end of the second key SW2 is grounded; one end of the ninth resistor R9 is connected with 3.3V voltage, the other end of the ninth resistor R9 is connected with one end of the third key SW3 and is connected with a PA7 pin of the processor module, and the other end of the third key SW3 is grounded; one end of the tenth resistor R10 is connected to a voltage of 3.3V, the other end is connected to one end of the fourth key SW4 and to the PA8 pin of the processor module, and the other end of the fourth key SW4 is grounded.
The temperature detection module is used for detecting indoor temperature, and specifically comprises two DS18B20 temperature sensors, and VOUT pins of the two temperature sensors are correspondingly connected with PB0 and PB1 pins of the processor module respectively.
Humidity detection module for detect indoor humidity, specifically, adopt DTH11 humidity detection sensor, its DATA foot link processor module's PB14 pin.
The system comprises a gas component detection module, a gas component detection module and a control module, wherein the gas component detection module is used for detecting the air quality and whether the natural gas is not closed or leaked, and the gas component detection module specifically comprises a methane and natural gas detection sensor, a carbon monoxide detection sensor and an air quality detection sensor; the AOUT pin and the DOUT pin of the methane and natural gas detection sensor are respectively and correspondingly connected with the PA11 pin and the PA12 pin of the processor module; the AOUT pin and the DOUT pin of the carbon monoxide detection sensor are respectively and correspondingly connected with the PA13 pin and the PA14 pin of the processor module; and an AOUT pin and a DOUT pin of the air quality detection sensor are respectively and correspondingly connected with a PA15 pin and a PB15 pin of the processor module.
The alarm module is used for giving an alarm prompt, and specifically comprises a buzzer and an eleventh resistor R11; the positive pole of bee calling organ connects 3.3V voltage through eleventh resistance R11, and the PB13 pin of processor module is connected to the negative pole.
The relay module is used for controlling the on and off of the household air purification and conditioning electric appliance, and specifically comprises a first relay switch K1, a second relay switch K2 and a third relay switch K3; one end of a coil of the first relay switch K1 is connected with a PB12 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a control end of an air conditioner socket; one end of a coil of the second relay switch K2 is connected with a PB11 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a control end of the humidifier; one end of a coil of the third relay switch K3 is connected with a PB10 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a power supply main switch.
Based on the system, at least the following application scenarios exist:
application scenario 1: detect the air humidity and the air purification in the home. The air in winter is very dry and not suitable for long-term living, so our system is functional at this time. When you are going to work, the system at home can be started through the mobile phone, then the air humidity at home is detected through the air humidity detection sensor, the air humidity is sent to the mobile phone through the ESP8266 chip connection network, at the moment, the single chip can be compared with the current air humidity according to the previously set air humidity value, and when the air humidity is lower than the set value, the relay is controlled to open the humidifier to increase the air humidity.
Application scenario 2: and detecting whether natural gas exists in the house or not or whether the gas is not cut off in real time. Wherein, the methane and natural gas detection sensor, the air quality detection sensor and the carbon monoxide detection sensor can play a role. When the natural gas is not turned off, the methane natural gas detection sensor and the air quality detection sensor respond simultaneously. The data are sent to an STM32 single chip microcomputer, the single chip microcomputer controls a buzzer to give an alarm through a pin, the data are sent to an ESP8266, the ESP8266 is connected with a PC (personal computer) end and a home owner mobile phone through a network, an address and the accident situation of the nearest fire brigade are sent, dangerous accidents are timely processed, and safety is guaranteed.
Claims (10)
1. An indoor environment detection and purification system is characterized in that,
the system comprises a power supply module, an Internet of things module, a processor module, a temperature detection module, a humidity detection module, a key module, a display module, a gas component detection module, an alarm module, a display module and a relay module; the Internet of things module is communicated with the processor module through a serial port; the output signals of the temperature detection module, the humidity detection module and the gas component detection module are connected with the processor module; the processor module is connected with the key module, the display module and the alarm module; the input end of the relay module is connected with the processor module, and the output end of the relay module is connected with the air purification and conditioning equipment; the power supply module provides a working power supply for the system.
2. The indoor environment detecting and purifying system as claimed in claim 1,
the power module includes: the circuit comprises a transformer (T1), a rectifier bridge (D1), a first voltage stabilizing chip, a second voltage stabilizing chip, a first inductor (L1), a second inductor (L2) and second to fourteenth capacitors (C2-C14); the input end of the transformer (T1) is connected with a mains supply socket, and the output end of the transformer (T1) is connected with the input end of the rectifier bridge (D1); the output end of the rectifier bridge (D1) is connected with the input end of the first voltage stabilizing chip through a first inductor (L1); the output end of the first voltage stabilizing chip is connected with the input end of the second voltage stabilizing chip through a second inductor (L2); the second capacitor (C2), the third capacitor (C3) and the sixth capacitor (C6) are connected in parallel between the output end of the rectifier bridge (D1) and the ground; the seventh capacitor (C7), the fourth capacitor (C4) and the fifth capacitor (C5) are connected between the output end of the first voltage stabilizing chip and the ground in parallel; the eighth capacitor (C8), the ninth capacitor (C9), the tenth capacitor (C10), the eleventh capacitor (C11), the twelfth capacitor (C12), the thirteenth capacitor (C13) and the fourteenth capacitor (C14) are connected in parallel to the output end of the second voltage stabilizing chip.
3. The indoor environment detecting and purifying system as claimed in claim 1,
the Internet of things module comprises a wifi chip, first to sixth resistors (R1-R6), a first capacitor (C1), a reset key, an upgrade button and a light emitting diode; one end of the first capacitor (C1) is connected with the RST pin of the wifi chip, and the other end of the first capacitor is grounded; the reset key is connected with a first capacitor (C1) in parallel; the second resistor (R2) is connected with an EN pin of the wifi chip; one end of the first resistor (R1) is connected with 3.3V voltage, and the other end of the first resistor is connected with the RST pin of the wifi chip; one end of the third resistor (R3) is connected with an IO0 pin of the wifi chip, and the other end of the third resistor is connected with an upgrade button; the fourth resistor (R4) is connected with an IO2 pin of the wifi chip; one end of the fifth resistor (R5) is connected with 3.3V voltage, and the other end of the fifth resistor is connected with an IO4 pin of the wifi chip through a light emitting diode; the sixth resistor (R6) is connected with an IO15 pin of the wifi chip.
4. The indoor environment detecting and purifying system as claimed in claim 1,
the gas component detection module comprises a methane and natural gas detection sensor, a carbon monoxide detection sensor and an air quality detection sensor; the AOUT pin and the DOUT pin of the methane and natural gas detection sensor are respectively and correspondingly connected with the PA11 pin and the PA12 pin of the processor module; the AOUT pin and the DOUT pin of the carbon monoxide detection sensor are respectively and correspondingly connected with the PA13 pin and the PA14 pin of the processor module; and an AOUT pin and a DOUT pin of the air quality detection sensor are respectively and correspondingly connected with a PA15 pin and a PB15 pin of the processor module.
5. The indoor environment detecting and purifying system as claimed in claim 1,
the humidity detection module adopts a DTH11 humidity detection sensor, and a DATA pin of the humidity detection module is connected with a PB14 pin of the processor module.
6. The indoor environment detecting and purifying system as claimed in claim 1,
the alarm module comprises a buzzer and an eleventh resistor (R11); the positive pole of the buzzer is connected with 3.3V voltage through an eleventh resistor (R11), and the negative pole of the buzzer is connected with a PB13 pin of the processor module.
7. The indoor environment detecting and purifying system as claimed in claim 1,
the key module comprises a seventh resistor (R7), an eighth resistor (R8), a ninth resistor (R9), a tenth resistor (R10), a first key (SW1), a second key (SW2), a third key (SW3) and a fourth key (SW 4); one end of the seventh resistor (R7) is connected with 3.3V voltage, the other end of the seventh resistor is connected with one end of the first key (SW1) and connected with a PA5 pin of the processor module, and the other end of the first key (SW1) is grounded; one end of the eighth resistor (R8) is connected with 3.3V voltage, the other end of the eighth resistor (R8) is connected with one end of the second key (SW2) and is connected with a PA6 pin of the processor module, and the other end of the second key (SW2) is grounded; one end of the ninth resistor (R9) is connected with 3.3V voltage, the other end of the ninth resistor is connected with one end of a third key (SW3) and is connected with a PA7 pin of the processor module, and the other end of the third key (SW3) is grounded; one end of the tenth resistor (R10) is connected with 3.3V voltage, the other end of the tenth resistor is connected with one end of the fourth key (SW4) and connected with a PA8 pin of the processor module, and the other end of the fourth key (SW4) is grounded.
8. The indoor environment detecting and purifying system as claimed in claim 1,
the display module adopts an OLED display screen, and a CLK pin, a MOSI pin, a RST pin and a D/C pin of the OLED display screen are respectively and correspondingly connected with a PA1 pin, a PA2 pin, a PA3 pin and a PA4 pin of the processor module.
9. The indoor environment detecting and purifying system as claimed in claim 1,
the temperature detection module comprises two DS18B20 temperature sensors, and VOUT pins of the two temperature sensors are correspondingly connected with PB0 pins and PB1 pins of the processor module respectively.
10. The indoor environment detecting and purifying system of any one of claims 1 to 9,
the relay module comprises a first relay switch (K1), a second relay switch (K2) and a third relay switch (K3); one end of a coil of the first relay switch (K1) is connected with a PB12 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a control end of an air conditioner socket; one end of a coil of the second relay switch (K2) is connected with a PB11 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a control end of the humidifier; one end of a coil of the third relay switch (K3) is connected with a PB10 pin of the processor module, the other end of the coil is connected with 3.3V voltage, and an output contact is connected with a power supply main switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020165382.4U CN211551895U (en) | 2020-02-12 | 2020-02-12 | Indoor environment detects clean system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020165382.4U CN211551895U (en) | 2020-02-12 | 2020-02-12 | Indoor environment detects clean system |
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| CN211551895U true CN211551895U (en) | 2020-09-22 |
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| CN202020165382.4U Expired - Fee Related CN211551895U (en) | 2020-02-12 | 2020-02-12 | Indoor environment detects clean system |
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Granted publication date: 20200922 |