CN206755489U - Air monitoring system - Google Patents
Air monitoring system Download PDFInfo
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- CN206755489U CN206755489U CN201621347930.5U CN201621347930U CN206755489U CN 206755489 U CN206755489 U CN 206755489U CN 201621347930 U CN201621347930 U CN 201621347930U CN 206755489 U CN206755489 U CN 206755489U
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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
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Abstract
A kind of air monitoring system, intelligent terminal, reception including detection air quality simultaneously preserve the server of detection data, obtain the detection data in server and control the handheld terminal of intelligent terminal, intelligent terminal includes main control module, wireless communication module, sensor module, and wireless communication module includes:WIFI module, infrared module, infrared module includes infrared decoding chip U1, infrared transmitting circuit, infrared receiving circuit, infrared decoding chip U1 P0.2/URX/CSL/SDI ports receive the data that WIFI module is sent, and infrared decoding chip U1 P0.5/PWM0 sends decoded infrared signal;Air monitoring system can control apparatus to be controlled by WIFI module, infrared decoding chip U1 receives the Data Concurrent that WIFI module is sent and send decoded infrared signal simultaneously, WIFI signal instruction is converted into infrared signal instruction, controls infrared equipment, the versatility of expansion equipment.
Description
Technical field
A kind of monitoring device is the utility model is related to, more particularly to a kind of air monitoring system.
Background technology
The existing general all special computer for special use remote controls of electric equipment control are controlled, and are operated different equipment and are needed to use
Different remote controls, operation are inconvenient.Another existing home appliance is typically all infrared control, and smart mobile phone is general now
There is no infrared module, can not be operated by the direct control device of mobile phone.
And the direct policer operation detection terminal of monitor terminal typically is used, but data are easily lost in data transmission procedure,
And monitor terminal or detection terminal arbitrarily go wrong and result in loss of data, bust this, data transfer is extremely unstable, causes
Monitoring Data is lost or instruction loss can not be sent to operation or operation failure.
The sensor module negligible amounts that another existing detection terminal can be installed, the sensor that intelligent terminal can be installed
Module type is single, is not available for matching.After sensor module service life expires used in intelligent terminal, difficulty is changed
It is high.Sensor interface is mixed and disorderly and disunity, docking difficulty are high.
Another prior art is usually that sensor is directly welded on PCB, the communications protocol of every kind of sensor, interface definition
All different with construction packages, the terminal on every kind of sensor docking pcb board all has uniqueness and independence substantially.Pass
Sensor module communication interface independence is stronger, typically can not be with other sensors shared interface.Sensor module communication interface with
And port encapsulation is each inconsistent and numerous and diverse, docking difficulty is high.
Sensor module is directly welded on PCB or uses damage with binding post, sensor module by another prior art
After the bad or life-span expires, changing needs higher technical foundation.Need to be powered off when sensor module is changed, otherwise can give
Sensor module causes the damage of distinct program.And need to power off when changing, reduce flexibility and the operability of product.
Utility model content
Based on this, it is necessary to provide a kind of air monitoring system that can improve versatility.
A kind of air monitoring system, including:Detect air quality and intelligent terminal and the intelligence that data upload will be detected
Energy terminal wireless communication connects and receives and preserve the server of detection data and be connected with the server communication and obtain clothes
Business device in detection data and control the handheld terminal of intelligent terminal operational control unit, the intelligent terminal includes:Master control mould
Block, the wireless communication module being connected with the main control module and it is connected with the main control module and detects the sensing of air quality
Device module, the wireless communication module include:WIFI module, infrared module, the infrared module include:With the main control module
And WIFI module connects and decodes the infrared decoding chip U1 of the instruction of the handheld terminal and the main control module and infrared solution
Code chip U1 infrared transmitting circuit and the infrared receiving circuit being connected with the main control module, the infrared decoding chip U1
P0.2/URX/CSL/SDI ports be connected with the main control module and WIFI module and receive WIFI module transmission data, institute
The P0.5/PWM0 for stating infrared decoding chip U1 is used to send decoded infrared signal;The sensor module includes:One or
Multiple module group units.
In a preferred embodiment, the server includes:Receive the transparent transmission for the detection data that the intelligent terminal uploads
Server and receive the detection data of the transparent transmission server transparent transmission and the data server of preservation, the main control module include:
The main control chip U2 of integrated treatment and communicated with the main control chip U2 and connect and connect all module group units and the collection mould
The sensor control chip U3 of group cell data;The infrared transmitting circuit includes:Diode D1, D2, for amplifying infrared letter
Number metal-oxide-semiconductor Q4, be connected in parallel infrared transmitting tube group, the access metal-oxide-semiconductor Q4 grid and source electrode between pull down resistor
R19, be arranged on the metal-oxide-semiconductor Q4 grid current-limiting resistance R17, the negative electrode of the infrared transmitting tube in the infrared transmitting tube group
Access the drain electrode of the metal-oxide-semiconductor Q4, its positive pole accesses power supply, the positive pole of the infrared transmitting tube in the infrared transmitting tube group
It is connected with current-limiting resistance, diode D1, D2 negative electrode accesses the grid of the metal-oxide-semiconductor Q4 by current-limiting resistance R17 after converging, and two
Pole pipe D1 positive pole accesses the P5.3/AIN11/PWM2 ports of the main control chip U2, and diode D2 positive pole accesses infrared solution
Code chip U1 P0.5/PWM0 ends.
In a preferred embodiment, P1.1/EIDK, P1.0/EICK port of the infrared decoding chip U1 makes for debugging
With interface, the infrared decoding chip U1 accesses 3.3V power voltage supplies, the P0.2/URX/SCL/ of the infrared decoding chip U1
SDI ports access the P0.2/URX/TC2 connections of the main control chip U2 and the UART0_ of WIFI module are accessed by resistance R43
TX ends.
In a preferred embodiment, the main control module includes:The P1.7/SCS ends of the main control chip U2, P1.6/SCK
End, P1.5/SDI ends, P1.4/SDO ends are the SPI communication buses end that data interaction is carried out with the sensor control chip U3
Mouthful;The P0.4/RST ends of the main control chip U2, P0.3/UTX/T1 ends, P0.2/URX/TC2 ends, P0.1/INT1/TC1 ends with
WIFI module connection communication;The intelligent terminal also includes:Human-computer interaction module, brightness with the main control chip connection communication
Acquisition module, display module, the communication module also include:Infrared module, the P5.2/AIN10/PWM1 of the main control chip U2
Hold to gather the ADC voltage samples interface of ambient brightness and interaction, the main control chip U2 being connected with the brightness acquisition module
P1.3/SCL ports, P1.2/SDA ports be with the human-computer interaction module carry out data communication input port.
In a preferred embodiment, the sensor control chip U3 is also associated with dust detection sensor, humiture inspection
Sensor is surveyed, P1.3/SCL ports, the P1.2/SDA ports of the sensor control chip U3 are and Temperature and Humidity sensor
Data communication iic bus port is carried out, the serial data end SDA of the Temperature and Humidity sensor accesses the sensor control
Chip U3 P1.2/SDA ports, its another Tiao Zhi road access the vdd terminal of the sensor control chip U3 by resistance R60,
The earth terminal VSS ground connection of the Temperature and Humidity sensor, its another Tiao Zhi road are linked into its power supply electricity by two shunt capacitances
The sensor control chip U3 is accessed on pressure side VDD, another Tiao Zhi roads of supply voltage end VDD of the Temperature and Humidity sensor
Vdd terminal, the serial clock terminal SCL of the Temperature and Humidity sensor is linked into the P1.3/ of the sensor control chip U3
SCL ports;The dust detection sensor is connected with power supply breaking circuit, and the power supply breaking circuit includes:Control break-make institute
State dust detection sensor power supply metal-oxide-semiconductor Q10, for the metal-oxide-semiconductor Q10 prime amplification driving triode Q11, set
The transistor base for current limliting triode Q11 current-limiting resistance R57, be arranged on the metal-oxide-semiconductor Q10 drain electrode and grid
The pull-up resistor R55 of the grid of the metal-oxide-semiconductor Q10 is acted between pole for pull-up, is arranged on the grid of the metal-oxide-semiconductor Q10
Between pole and the triode Q11 colelctor electrodes for metering function in the current-limiting resistance R65 of the grid of the metal-oxide-semiconductor Q10 and
For filtering the filter capacitor C23 and C24 of out-put supply.
In a preferred embodiment, the module group unit includes:Common bottom plate, gas detection sensor and the gas
The conversion equipment and conversion equipment that detection sensor connects and receives gas detection sensor detection data and changed connect
Connect and receive the general-purpose interface of the conversion equipment change data, the common bottom plate carrying gas detection sensor and converting means
Put, the general-purpose interface of each gas detection module group unit is the general-purpose interface of unified standard agreement;The general-purpose interface is to connect
The hot plug general-purpose interface of the standard Protocol Data of the conversion equipment conversion is received, the module group unit also includes:It is arranged on institute
State the power supply circuit of sensor power supply on common bottom plate and described in break-make and be arranged on the common bottom plate and the conversion
The reference voltage circuit of device connection.
In a preferred embodiment, the gas detection sensor includes:Formaldehyde examination sensor, the conversion equipment bag
The conversion chip U8 that formaldehyde examination sensor detection data are connected and received with the formaldehyde examination sensor is included, it is described general
Interface includes:It is connected with the conversion chip U8 and receives the general-purpose interface J17 of the transmission data of the conversion chip U8, it is described
Common bottom plate includes:Carry the formaldehyde examination common bottom plate of the formaldehyde examination sensor and conversion chip U8;The power supply electricity
Road includes being arranged on the formaldehyde examination common bottom plate and the formaldehyde examination sensor of break-make formaldehyde examination sensor power supply
Power supply circuit, the formaldehyde examination sensor feed circuit include:Control the metal-oxide-semiconductor of formaldehyde examination sensor power supply described in break-make
Q11 and for the metal-oxide-semiconductor Q11 prime amplification driving triode Q13, the current-limiting resistance for current limliting triode Q13
R67, for pull up act on the metal-oxide-semiconductor Q11 grid pull-up resistor R59, for metering function in the metal-oxide-semiconductor Q11
Grid current-limiting resistance R65 and filter capacitor C29 and C31 for filtering out-put supply, the triode Q13 base stages lead to
14 pin that current-limiting resistance R67 is linked into the conversion chip U8 are crossed, the pull-up resistor R59 is arranged on the leakage of the metal-oxide-semiconductor Q11
Between pole and grid, the common port access power supply of the pull-up resistor R59 and metal-oxide-semiconductor Q11 drain electrode;The filter capacitor
C29 is in parallel with C31, its common port one end ground connection, and a branch road of the other end accesses the source electrode of the metal-oxide-semiconductor Q11, another branch
The voltage input end of the formaldehyde examination sensor is accessed on road, and the reference voltage circuit leads to including being arranged on the formaldehyde examination
With the first reference voltage circuit on bottom plate, first reference voltage circuit includes:Controllable accurate source of stable pressure U10, for point
Press current-limiting resistor voltage divider R60, the divider resistance R63 for controllable accurate source of stable pressure U10 input voltage described in partial pressure of current limliting
The filter capacitor C27, the controllable accurate source of stable pressure U10 of the reference voltage exported with R69 and for filtering negative electrode are by dividing
Current-limiting resistance R60 access power supplys are pressed, the common port of the negative electrode and filter capacitor C27 of the controllable accurate source of stable pressure U10 is linked into
25 pin of the conversion chip U8, the anode of the controllable accurate source of stable pressure U10 and divider resistance R69 common end grounding, institute
Filter capacitor C27 is stated to be connected in parallel between the anode and negative electrode of the controllable accurate source of stable pressure U10;The formaldehyde examination sensor,
Conversion chip U8, general-purpose interface J17, formaldehyde examination sensor feed circuit, the first reference voltage circuit, the general bottom of formaldehyde examination
Plate shape is into formaldehyde examination module group unit and is formed as a module group unit.
In a preferred embodiment, the gas detection sensor includes:Sensor for detecting carbon monoxide, the converting means
Put the conversion core including sensor for detecting carbon monoxide detection data are connected and received with the sensor for detecting carbon monoxide
Piece U9, the general-purpose interface include:It is connected with the conversion chip U9 and receives the logical of the transmission data of the conversion chip U9
With interface J18, the common bottom plate includes:Carry the carbon monoxide inspection of sensor for detecting carbon monoxide and the conversion chip U9
Survey common bottom plate;The power supply circuit includes being arranged on the Carbon Monoxide Detection common bottom plate and break-make Carbon Monoxide Detection
The sensor for detecting carbon monoxide power supply circuit of sensor power supply, the reference voltage circuit include:With the conversion chip
Second reference voltage circuit of U9 connections, the sensor for detecting carbon monoxide power supply circuit include:Control an oxygen described in break-make
Change the power supply of carbon detection sensor metal-oxide-semiconductor Q12 and for the metal-oxide-semiconductor Q12 prime amplification driving triode Q14, be used for
Current limliting triode Q14 current-limiting resistance R68, the pull-up resistor R61 for pulling up the grid for acting on the metal-oxide-semiconductor Q12, it is used for
Metering function in the grid of the metal-oxide-semiconductor Q12 current-limiting resistance R66 and for filter out-put supply filter capacitor C30 and
C32, second reference voltage circuit include:Controllable accurate source of stable pressure U11, the current-limiting resistor voltage divider R62 for partial pressure current limliting,
Filter for the divider resistance R64 and R70 and the reference voltage for filtering output of controllable accurate source of stable pressure U11 described in partial pressure
Ripple electric capacity C28;The sensor for detecting carbon monoxide, conversion chip U9, general-purpose interface J18, sensor for detecting carbon monoxide supply
Circuit, Carbon Monoxide Detection common bottom plate, the second reference voltage circuit form Carbon Monoxide Detection module group unit and formation one
Individual module group unit.
In a preferred embodiment, the gas detection sensor includes:Carbon dioxide detection sensor, the converting means
Put the conversion core including carbon dioxide detection sensor detection data are connected and received with the carbon dioxide detection sensor
Piece U12, the general-purpose interface include:It is connected with the conversion chip U12 and receives the transmission data of the conversion chip U12
General-purpose interface J21, the common bottom plate include:Carry the carbon dioxide detection sensor and conversion chip U12 titanium dioxide
Carbon detects common bottom plate;The power supply circuit includes being arranged on the carbon dioxide detection common bottom plate and break-make carbon dioxide
The carbon dioxide detection sensor power supply circuit of detection sensor power supply, the reference voltage circuit include:Access is described to be turned
The 3rd reference voltage circuit of chip U12 reference voltage end is changed, the carbon dioxide detection sensor power supply circuit includes:Control
The metal-oxide-semiconductor Q15 and amplify driving for the prime of the metal-oxide-semiconductor Q15 that carbon dioxide detection sensor described in break-make processed is powered
Triode Q17, the current-limiting resistance R89 for current limliting triode Q17, the grid for acting on for pulling up the metal-oxide-semiconductor Q15
Pull-up resistor R81, for metering function in the current-limiting resistance R87 of the grid of the metal-oxide-semiconductor Q15 and for filtering out-put supply
Filter capacitor C41 and C43, the 3rd reference voltage circuit include:Controllable accurate source of stable pressure U14, point for partial pressure current limliting
Press current-limiting resistance R82, for the divider resistance R85 and R91 of controllable accurate source of stable pressure U11 input voltage described in partial pressure and use
In the filter capacitor C39 of the reference voltage of filtering output;The carbon dioxide detection sensor, conversion chip U12, general-purpose interface
J21, carbon dioxide detection sensor power supply circuit, the 3rd reference voltage circuit and carbon dioxide detection common bottom plate form dioxy
Change carbon detection module group unit and form a module group unit.
In a preferred embodiment, the gas detection sensor includes:Oxygen detection sensor, the conversion equipment bag
The conversion chip U13 that oxygen detection sensor detection data are connected and received with the oxygen detection sensor is included, it is described logical
Included with interface:It is connected with the conversion chip U13 and receives the general-purpose interface J22 of the transmission data of the conversion chip U13,
The common bottom plate includes:Carry the oxygen detection common bottom plate of the oxygen detection sensor and conversion chip U13;The confession
Circuit includes being arranged on the oxygen detection common bottom plate and the oxygen detection of break-make oxygen detection sensor power supply passes
Sensor power supply circuit, the reference voltage circuit include:Access the 4th reference electricity of the reference voltage end of the conversion chip U13
Volt circuit, the oxygen detection sensor feed circuit include:Control the metal-oxide-semiconductor of oxygen detection sensor power supply described in break-make
Q16 and for the metal-oxide-semiconductor Q16 prime amplification driving triode Q18, the current-limiting resistance for current limliting triode Q18
R90, for pull up act on the metal-oxide-semiconductor Q16 grid pull-up resistor R83, for metering function in the metal-oxide-semiconductor Q16
Grid current-limiting resistance R88 and filter capacitor C42 and C44 for filtering out-put supply, the 4th reference voltage circuit
Including:Controllable accurate source of stable pressure U15, the current-limiting resistor voltage divider R84 for partial pressure current limliting, for controllable accurate voltage stabilizing described in partial pressure
The divider resistance R86 and R92 of source U15 input voltage and the reference voltage for filtering output filter capacitor C40;It is described
Oxygen detection sensor, conversion chip U13, general-purpose interface J22, oxygen detection sensor feed circuit, the 4th reference voltage electricity
Road and oxygen detection common bottom plate form oxygen detection module group unit and form a module group unit.
Above-mentioned air monitoring system, server pass through wireless communication module connection communication with intelligent terminal;Intelligent terminal
Environment is monitored by multiple sensors module to obtain Monitoring Data, and sends Monitoring Data to connected service
Device;Handheld terminal is downloaded to obtain intelligent terminal by APP from server monitors data;Intelligent terminal is also remotely grasped by APP
Make control wireless communication module indirect control electrical equipment or equipment;Data server is used to be preserved Monitoring Data, and establishes
Environmental quality big data model is detected, use is downloaded so as to supply handheld terminal.Air monitoring system of the present utility model simultaneously
System also can control infrared equipment by WIFI module directly by WIFI controlled in wireless apparatus to be controlled by infrared module,
Infrared decoding chip U1 P0.2/URX/CSL/SDI ports are connected with main control module and WIFI module and receive WIFI module hair
The data sent, and decoded infrared signal is sent by P0.5/PWM0, WIFI signal instruction is converted into infrared signal refers to
Order, so as to control infrared equipment, the versatility of expansion equipment, so as to the different equipment of match control.
Air monitoring system sets multiple sensors module to be monitored to obtain monitoring number to environment by intelligent terminal
According to, and main control module is transferred to by general-purpose interface, the data of main control module and backstage Cloud Server are led to by communication module
Letter, and Monitoring Data is sent to connected backstage Cloud Server by wireless communication module and communicated;Sensor can basis
Need to be matched, can arbitrarily dock each sensor die group interface and sensor module can carry out powered realization i.e. it is slotting i.e.
Pull out;By modular converter by numerous and diverse sensor module interface conversion into unified interface, the general-purpose interface of standard agreement is converted to,
So that sensor module powered can realize plug and pull, sensor module can arbitrarily dock each interface.Frequency is reduced simultaneously
Numerous power-off brings constant.Sensor module is converted to general-purpose interface by conversion equipment and improves system to the timely extensive of disaster
Reactivation power, autgmentability and flexibility.Numerous and diverse sensor interface is converted into unified interface by sensor module by conversion chip,
Sensor module can arbitrarily dock the mating interface of each matching, improve the versatility of docking.
Brief description of the drawings
Fig. 1 is the schematic diagram of the air monitoring system of the embodiment of the utility model one;
Fig. 2 is the schematic diagram of the intelligent terminal of another embodiment of the utility model;
Fig. 3 is main control chip U2, the sensor control chip U3 and WIFI of the intelligent terminal of the embodiment of the utility model one
The partial circuit schematic diagram of module;
Fig. 4 is the dust detection sensor of the intelligent terminal of the embodiment of the utility model one, Temperature and Humidity sensor
Partial circuit schematic diagram;
Fig. 5 is the part of the power supply breaking circuit of the dust detection sensor of the intelligent terminal of the embodiment of the utility model one
Circuit theory diagrams;
Fig. 6 is the partial circuit schematic diagram of the formaldehyde examination module group unit of the embodiment of the utility model one;
Fig. 7 is the partial circuit schematic diagram of the Carbon Monoxide Detection module group unit of the embodiment of the utility model one;
Fig. 8 is that the carbon dioxide of the embodiment of the utility model one detects the partial circuit schematic diagram of module group unit;
Fig. 9 is the partial circuit schematic diagram of the oxygen detection module group unit of the embodiment of the utility model one;
Figure 10 is the infrared decoding chip U1 of the embodiment of the utility model one, the partial circuit principle of infrared receiving circuit
Figure;
Figure 11 is the partial circuit schematic diagram of the infrared receiving circuit of the embodiment of the utility model one.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
As shown in figure 1, the air monitoring system 100 of the embodiment of the utility model one, including:Detect air quality and will examine
Survey data upload intelligent terminal 102, be connected with intelligent terminal radio communication and receive and preserve detect data server and
It is connected with server communication and obtains the detection data in server and control the handheld terminal of intelligent terminal operational control unit
108。
Intelligent terminal 100, including:Main control module, the biography for being connected with main control module and being detected by master control module controls
Sensor module and the wireless communication module for being connected with main control module and being carried out data transmission by the master control module controls.Sensor
Module includes:One or more module group units 20.
Wireless communication module includes:WIFI module 62, infrared module 64.Infrared module includes:With the main control module and
WIFI module connects and decodes the infrared decoding chip U1 of the instruction of the handheld terminal and the main control module and infrared decoding
Chip U1 infrared transmitting circuit and the infrared receiving circuit being connected with the main control module, the infrared decoding chip U1's
P0.2/URX/CSL/SDI ports are connected with the main control module and WIFI module and receive the data of WIFI module transmission, described
Infrared decoding chip U1 P0.5/PWM0 is used to send decoded infrared signal.
Further, the server of the present embodiment includes:Receive the transparent transmission service for the detection data that the intelligent terminal uploads
The detection data of device 104 and reception transparent transmission server transparent transmission and the data server 106 preserved.
Handheld terminal 108:According to setting or receiving command adapted thereto, obtained from data server and download detection data, and
Air quality is monitored according to detection data, assign instruction according to detection data controls whether unlatching air to intelligent terminal
Clarifier.
As shown in Figure 1 to Figure 3, the main control module of the present embodiment includes:The main control chip U2 of integrated treatment and with master control core
Piece U2 communications connect and connect all module group units and gather the sensor control chip U3 of the module group unit data.
As shown in Fig. 3 and Figure 10, Figure 11, infrared transmitting circuit includes:Diode D1, D2, for amplifying infrared signal
Metal-oxide-semiconductor Q4, the infrared transmitting tube group being connected in parallel, the access metal-oxide-semiconductor Q4 grid and source electrode between pull down resistor R19,
It is arranged on the current-limiting resistance R17 of the grid of the metal-oxide-semiconductor Q4, the negative electrode access of the infrared transmitting tube in the infrared transmitting tube group
The drain electrode of the metal-oxide-semiconductor Q4, its positive pole access power supply, the positive pole connection of the infrared transmitting tube in the infrared transmitting tube group
Limited leakage resistance, diode D1, D2 negative electrode access the grid of the metal-oxide-semiconductor Q4, diode by current-limiting resistance R17 after converging
D1 positive pole accesses the P5.3/AIN11/PWM2 ports of the main control chip U2, diode D2 positive pole access infrared decoding core
Piece U1 P0.5/PWM0 ends.
Infrared decoding chip U1 P1.1/EIDK, P1.0/EICK port uses interface, the infrared decoding core for debugging
Piece U1 accesses 3.3V power voltage supplies, and the main control chip is accessed in the P0.2/URX/SCL/SDI ports of the infrared decoding chip U1
U2 P0.2/URX/TC2 connections and the UART0_TX ends that WIFI module is accessed by resistance R43.
Module group unit 20 includes:Common bottom plate 22, gas detection sensor 24, it is connected with sensor 24 and receives sensor
24 conversion equipments 26 for detecting data and being changed, it is connected with conversion equipment 26 and receives the change data of conversion equipment 26
General-purpose interface 28.Common bottom plate 22 carries sensor 24 and conversion equipment 26.The general-purpose interface of each gas detection module group unit
All it is the general-purpose interface of unified standard agreement.
As seen in figures 2 and 3, main control chip U2 P1.7/SCS ends, P1.6/SCK ends, P1.5/SDI ends, P1.4/SDO ends
To carry out the SPI communication buses port of data interaction with the sensor control chip U3.Communication module 60 includes:WIFI module
62.Main control chip U2 P0.4/RST ends, P0.3/UTX/T1 ends, P0.2/URX/TC2 ends, P0.1/INT1/TC1 ends and WIFI
Module connection communication.Wherein main control chip U2 P0.4/RST ports reset for WIFI module as delivery outlet and distribution make
With;Main control chip U2 P0.3/UTX/T1, P0.2/URX/TC2 port is UART data communication interfaces, is made as data communication
With;Main control chip U2 P0.1/INT1/TC1 uses as input port for detecting the current state of WIFI module 62.WIFI moulds
Block 62 includes:WIFI chips U4.
Further, the intelligent terminal 100 of the present embodiment also includes:With the human-computer interaction module of main control chip U2 connection communications
30th, brightness acquisition module 50, display module 70.Communication module 60 also includes:Infrared module 64.Main control chip U2 P5.2/
AIN10/PWM1 ends are the ADC voltage samples interface of collection ambient brightness and are connected interaction with brightness acquisition module 50.Master control core
Piece U2 P1.3/SCL ports, P1.2/SDA ports is the input port that data communication is carried out with human-computer interaction module 30.
Main control chip U2 P0.0/INT0/TC0 ends use as input port for infrared receiver.Main control chip U2's
P5.3/AIN11/PWM2 ports are PWM delivery outlets, for infrared emission.
Main control chip U2 P1.3/SCL, P1.2/SDA port is input port 1, for the touch IC with human-computer interaction module
Data output carry out data communication.Main control chip U2 P1.1/EIDA, P1.0/EICK port emulate for main control chip U2
Debugging interface, for artificial debugging.Main control chip U2 P5.2/AIN10/PWM1 is ADC voltage sample interfaces, for gathering ring
Border brightness uses.Main control chip U2 P5.0/AIN8, P4.7/AIN7, P4.6/AIN6, P4.5/AIN5, P4.4/AIN4 port
It is virtually spi bus all to be arranged to common GPIO, drives and use for display screen.Main control chip U2 P4.3/AIN3,
P4.2/AIN2, P4.1/AIN1, P4.0/AIN0 port are both configured to common GPIO, are virtually spi bus, for character library modulus
Collection uses.Main control chip U2 AVEREFH ports are used for reference voltage, and voltage is supply voltage VDD.
Main control chip U2 P0.5/XOUT, P0.6/XIN external crystal-controlled oscillation, provides clock source for MCU, is provided more for system
Stable more accurately clock source.
As shown in Figures 2 to 5, further, the sensor control chip U3 of the present embodiment is also associated with dust detection sensing
Device, Temperature and Humidity sensor U80.Sensor control chip U3 P1.3/SCL ports, P1.2/SDA ports is and humiture
Detection sensor U80 carries out data communication iic bus port.Temperature and Humidity sensor U80 serial data end SDA accesses pass
The sensor control chip U3 is accessed in sensor control chip U3 P1.2/SDA ports, its another Tiao Zhi road by resistance R60
Vdd terminal;Temperature and Humidity sensor U80 earth terminal VSS ground connection, its another Tiao Zhi road pass through two shunt capacitance C28 and C29
It is linked into its supply voltage end VDD;Temperature and Humidity sensor U80 another Tiao Zhi roads access sensors of supply voltage end VDD
Control chip U3 vdd terminal;Temperature and Humidity sensor U80 serial clock terminal SCL is linked into sensor control chip U3's
P1.3/SCL ports.
The dust detection sensor of the present embodiment is connected with power supply breaking circuit.Power supply breaking circuit includes:Control break-make
The metal-oxide-semiconductor Q10 of dust detection sensor power supply, the prime for metal-oxide-semiconductor Q10 amplify the triode Q11 of driving, are arranged on three
Pole pipe base stage for current limliting triode Q11 current-limiting resistance R57, be arranged on metal-oxide-semiconductor Q10 drain electrode and grid between for
Pull-up acts on the pull-up resistor R55 of metal-oxide-semiconductor Q10 grid, the grid for being arranged on metal-oxide-semiconductor Q10 and the triode Q11 current collections
For metering function in the current-limiting resistance R65 of the grid of the metal-oxide-semiconductor Q10 and filter for filtering out-put supply between pole
Ripple electric capacity C23 and C24.
The interface J23 of the dust detection sensor of the present embodiment 1 pin by being linked into 5V power supplies after resistance R64,
Its 2 pin accesses the defeated of power supply breaking circuit by being linked into 5V power supplies, 4 pin access 5V power supplies after resistance R63
Enter end.The interface J23 of dust detection sensor 3 pin ground connection.
The dust detection sensor of the present embodiment is also associated with level shifting circuit.The level conversion of dust detection sensor
Circuit includes:Electrical level transferring chip U90.Electrical level transferring chip U90 earth terminal GND ground connection, electrical level transferring chip U90's
VREF1 terminates the power voltage terminal VDD into sensor control chip U3, and its SCL1 end passes through resistance by resistance R61, SDA1 ends
R62 is linked into sensor control chip U3 power voltage terminal VDD.Electrical level transferring chip U90 SCL2 ends are linked into dust inspection
The interface J23 of sensor 1 pin is surveyed, the electrical level transferring chip U90 ends of SDA 2 are linked into the interface J23 of dust detection sensor
2 pin, electrical level transferring chip U90 VREF2 ends are grounded by electric capacity C27, and electrical level transferring chip U90 EN ends pass through resistance
R59 is linked into 5V power supplies.
Sensor control chip U3 P1.3/SCL ports, P1.2/SDA ports is to enter line number with Temperature and Humidity sensor
According to communication iic bus port.
Sensor control chip U3 P03/UTX/T1, P0.2/UTX/TC2 port is UATR, for controlling dust to sense
Device data acquisition, sensor control chip U3 P0.0/INT0/TC1 ports are used as delivery outlet, for dust sensor power supply control
System uses.Sensor control chip U3 P1.7/SCS, P1.6/SCK, P1.5/SDI, P1.4/SDO port is that SPI communications are total
Line, for carrying out data communication with main control chip U2.Sensor control chip U3 P1.3/SCL, P1.2/SDA is iic bus,
For carrying out data communication with Temperature Humidity Sensor.Sensor control chip U3 P1.1/EIDA, P1.0/EICK port is imitative
True debugging interface, for artificial debugging.Sensor control chip U3 P5.3/ANI11/PWM2, P5.2/AIN10/PWM1,
P5.1/AIN9/PWM0 ports export for PWM, for driving LED to show dust pollution instruction.Sensor control chip U3's
P5.0/AIN8、P4.7/AIN7、P4.6/AIN6、P4.5/AIN5、P4.4/AIN4、P4.3/AIN3、 P4.2/AIN2、P4.1/
AIN1, P4.0/AIN0 port use for spi bus, the general-purpose communication interface for multiple different sensors modules.Sensor control
Coremaking piece U3 AVEREFH is used for reference voltage, and voltage is supply voltage VDD.Sensor control chip U3 P0.4/RST ends
Mouth is delivery outlet, for controlling fan power to control.
The external crystal-controlled oscillation that sensor control chip U3 P0.5/XOUT, P0.6/XIN port is set, clock is provided for MCU
Source, more stable more accurately clock source is provided for system.
Further, the sensor control chip U3 of the present embodiment is also associated with Temperature and Humidity sensor.
In a preferred embodiment, the general-purpose interface 28 of the present embodiment is the standard agreement number that receiving converter 26 is changed
According to hot plug general-purpose interface.Further, it is preferred that the general-purpose interface 28 of the present embodiment is spi bus protocol interface.
SPI (Serial Peripheral Interface, Serial Peripheral Interface (SPI)) bus protocol interface can realize that a master is more
From communication modes, plug and pull, a variety of advantages such as bus is expansible.
Further, the module group unit of the present embodiment also includes:It is arranged on common bottom plate and is powered for break-make sensor
Power supply circuit and the reference voltage circuit that is arranged on common bottom plate 22 and accesses in conversion equipment 26.
As shown in fig. 6, further, the sensor 24 of the present embodiment includes:Formaldehyde examination sensor.The conversion of the present embodiment
Device 26 includes:It is connected with formaldehyde examination sensor and receives the conversion chip U8 of formaldehyde examination sensor detection data.It is logical
Included with interface 28:It is connected with conversion chip U8 and receives the general-purpose interface J17 of conversion chip U8 transmission data.Common bottom plate
22 include:Carry the formaldehyde examination common bottom plate 222 of the formaldehyde examination sensor and conversion chip U8.
The conversion chip U8 of the present embodiment preferably uses loose writing brush 8BitMCU, model SN8P27E65.Conversion chip U8
5,6,7,8 pin be spi bus port.Wherein, conversion chip U8 5 pin be P1.7/SCS accesses general-purpose interface J17 13 and
14 pin, conversion chip U8 6 pin are P1.6/SCK access general-purpose interfaces J17 11 and 12 pin, and conversion chip U8 7 pin are
P1.5/SDI access general-purpose interfaces J17 9 and 10 pin, conversion chip U8 8 pin are the 7 of P1.4/SDO access general-purpose interfaces J17
And 8 pin.Conversion chip U8 11 pin and 12 pin are that P1.1/EIDA and P1.0/EICK is artificial debugging interface, are adjusted for emulating
Examination.
Conversion chip U8 14 pin are the power supply power supply break-make that P5.2 is used to control formaldehyde sensor, and high level module leads to
Electricity, the power-off of low level module.Conversion chip U8 16 pin are the voltage output that P5.0 is used to detect formaldehyde examination sensor.Turn
The 17 pin i.e. P4.7 for changing chip U8 is used for module testing mouth.Conversion chip U8 24 pin are that P4.0 calibrates for formaldehyde sensor.
Conversion chip U8 25 pin are that AVREFH pin are+3V reference voltages, are linked into the first reference voltage circuit.
As shown in fig. 6, the interface JP2 of the formaldehyde examination sensor of the present embodiment, its 1 pin is checkout terminal, and it passes through resistance
R47 access conversion chips U8 correction bit P4.0 is 24 pin.The interface JP2 of formaldehyde examination sensor 2 pin are analog-to-digital conversion end
Mouthful, it is linked into conversion chip U8 16 pin.The interface JP2 of formaldehyde examination sensor 3 pin are earth terminal, ground connection.Formaldehyde is examined
4 pin for surveying the interface JP2 of sensor are voltage input end, and device is linked into power supply circuit;The interface JP2's of formaldehyde examination sensor
5 pin are data input pin, conversion chip U8 1 pin are linked into by R49;The interface JP2 of formaldehyde examination sensor 6 pin are number
According to output end, its be linked into by resistance R54 conversion chip U8 2 pin;The interface JP2 of formaldehyde examination sensor 7 pin are PWM
(pulse width modulation) is held, and is linked into conversion chip U8 15 pin.
Further, the power supply circuit of the present embodiment includes being arranged on formaldehyde examination common bottom plate and break-make formaldehyde examination passes
The formaldehyde examination sensor feed circuit of sensor power supply.Formaldehyde examination sensor feed circuit includes:Control the inspection of break-make formaldehyde
Survey the metal-oxide-semiconductor Q11 of the sensor power supply and triode Q13 of the prime amplification driving for metal-oxide-semiconductor Q11.
Further, the formaldehyde examination sensor feed circuit of the present embodiment also includes:Current limliting for current limliting triode Q13
Resistance R67, for pull up act on metal-oxide-semiconductor Q11 grid pull-up resistor R59, for metering function in the metal-oxide-semiconductor Q11
Grid current-limiting resistance R65 and filter capacitor C29 and C31 for filtering out-put supply.
Further, the triode Q13 base stages of the present embodiment are linked into conversion chip U8 14 pin by current-limiting resistance R67,
Pull-up resistor R59 is arranged between metal-oxide-semiconductor Q11 drain electrode and grid, the common port of pull-up resistor R59 and metal-oxide-semiconductor Q11 drain electrode
Access in 5V power supplies.Filter capacitor C29 is in parallel with C31, its common port one end ground connection, the branch road access institute of the other end
State metal-oxide-semiconductor Q11 source electrode, voltage input end i.e. interface JP2 4 pin of another branch road access formaldehyde examination sensor.
Further, the reference voltage of the present embodiment includes the first reference voltage electricity being arranged on formaldehyde examination common bottom plate
Road.First reference voltage circuit of the present embodiment includes:Controllable accurate source of stable pressure U10, the partial pressure current limliting electricity for partial pressure current limliting
Hinder R60, divider resistance R63 and R69 for partial pressure controllable accurate source of stable pressure U10 and for filtering the reference voltage exported
Filter capacitor C27.
The controllable accurate source of stable pressure U10 of the present embodiment negative electrode accesses power supply by current-limiting resistor voltage divider R60.It is controllable
Precision voltage regulator U10 negative electrode is linked into conversion chip U8 25 pin, controllable accurate source of stable pressure with filter capacitor C27 common port
U10 anode and divider resistance R69 common end grounding, filter capacitor C27 be connected in parallel on controllable accurate source of stable pressure U10 anode with
Between negative electrode.
The formaldehyde examination sensor, conversion chip U8, general-purpose interface J17, formaldehyde examination sensor power supply electricity of the present embodiment
Road, the first reference voltage circuit, formaldehyde examination common bottom plate form formaldehyde examination module group unit 204 and are formed as a module list
Member.
As shown in fig. 7, further, the sensor 24 of the present embodiment includes:Sensor for detecting carbon monoxide.Conversion equipment bag
Include the conversion chip U9 that sensor for detecting carbon monoxide detection data are connected and received with sensor for detecting carbon monoxide.It is general
Interface 28 includes:It is connected with conversion chip U9 and receives the general-purpose interface J18 of conversion chip U9 transmission data.Common bottom plate bag
Include:Carry sensor for detecting carbon monoxide and conversion chip U9 Carbon Monoxide Detection common bottom plate 224.
Further, the power supply circuit of the present embodiment also includes being arranged on Carbon Monoxide Detection common bottom plate the simultaneously oxygen of break-make one
Change the sensor for detecting carbon monoxide power supply circuit of carbon detection sensor power supply.Reference voltage circuit includes the second reference voltage
Circuit.
The conversion chip U9 of the present embodiment preferably uses loose writing brush 8BitMCU, model SN8P27E65.Conversion chip U9
5,6,7,8 pin be spi bus port.Wherein, conversion chip U9 5 pin be P1.7/SCS accesses general-purpose interface J18 13 and
14 pin, conversion chip U9 6 pin are that P1.6/SCK terminates 11 and 12 pin into general-purpose interface J18, and conversion chip U9 7 pin are
P1.5/SDI access general-purpose interfaces J18 9 and 10 pin, conversion chip U9 8 pin are the 7 of P1.4/SDO access general-purpose interfaces J18
And 8 pin.Conversion chip U9 11 pin and 12 pin are that P1.1/EIDA and P1.0/EICK is artificial debugging interface, are adjusted for emulating
Examination.
Conversion chip U9 14 pin be P5.2 be used for control sensor for detecting carbon monoxide power supply power break-make, high level
Module is powered, the power-off of low level module.Conversion chip U9 16 pin are that P5.0 is linked into sensor for detecting carbon monoxide power supply electricity
Road.Conversion chip U8 17 pin are that P4.7 is used for module testing mouth.Conversion chip U9 25 pin are that AVREFH ends are+3V reference electricity
Pressure, is linked into the second reference voltage circuit.
The sensor for detecting carbon monoxide power supply circuit of the present embodiment includes:Break-make sensor for detecting carbon monoxide is controlled to supply
Electricity metal-oxide-semiconductor Q12 and for metal-oxide-semiconductor Q12 prime amplification driving triode Q14, the current limliting for current limliting triode Q14
Resistance R68, for pull up act on the metal-oxide-semiconductor Q12 grid pull-up resistor R61, for metering function in metal-oxide-semiconductor Q12
Grid current-limiting resistance R66 and filter capacitor C30 and C32 for filtering out-put supply.
Second reference voltage circuit of the present embodiment includes:Controllable accurate source of stable pressure U11, the partial pressure for partial pressure current limliting limit
Leakage resistance R62, divider resistance R64 and R70 for partial pressure controllable accurate source of stable pressure U11 and the reference exported for filtering
The filter capacitor C28 of voltage.
The sensor for detecting carbon monoxide of the present embodiment, conversion chip U9, general-purpose interface J18, Carbon Monoxide Detection sensing
Device power supply circuit, Carbon Monoxide Detection common bottom plate 224, the second reference voltage circuit form Carbon Monoxide Detection module group unit
206 and formed a module group unit.
As shown in figure 8, further, the sensor 24 of the present embodiment includes:Carbon dioxide detection sensor.Conversion equipment 26
Including:It is connected with carbon dioxide detection sensor and receives the conversion chip U12 of carbon dioxide detection sensor detection data.
General-purpose interface 28 includes:It is connected with conversion chip U12 and receives the general-purpose interface J21 of conversion chip U12 transmission data.
The common bottom plate 22 of the present embodiment includes:Carry carbon dioxide detection sensor and conversion chip U12 titanium dioxide
Carbon detects common bottom plate 226.
The power supply circuit of the present embodiment includes being arranged on carbon dioxide detection common bottom plate 226 and the inspection of break-make carbon dioxide
Survey the carbon dioxide detection sensor power supply circuit of sensor power supply.The reference voltage circuit of the present embodiment includes:3rd ginseng
Examine potential circuit.Carbon dioxide detection sensor power supply circuit includes:Control the MOS of break-make carbon dioxide detection sensor power supply
Pipe Q15 and for metal-oxide-semiconductor Q15 prime amplification driving triode Q17, the current-limiting resistance R89 for current limliting triode Q17,
For pulling up the pull-up resistor R81 for the grid for acting on the metal-oxide-semiconductor Q15, for metering function in the grid of the metal-oxide-semiconductor Q15
The current-limiting resistance R87 of pole and filter capacitor C41 and C43 for filtering out-put supply.
3rd reference voltage circuit of the present embodiment includes:Controllable accurate source of stable pressure U14, the partial pressure for partial pressure current limliting limit
Leakage resistance R82, for the divider resistance R85 and R91 of controllable accurate source of stable pressure U11 input voltage described in partial pressure and for filtering
The filter capacitor C39 of the reference voltage of ripple output.
The carbon dioxide detection sensor, conversion chip U12, general-purpose interface J21, carbon dioxide detection sensing of the present embodiment
Device power supply circuit, the 3rd reference voltage circuit and carbon dioxide detection common bottom plate 226 form carbon dioxide detection module group unit
208 and formed a module group unit.
As shown in figure 9, further, the sensor 24 of the present embodiment includes:Oxygen detection sensor.The conversion of the present embodiment
Device 26 includes:It is connected with oxygen detection sensor and receives the conversion chip U13 of oxygen detection sensor detection data.It is logical
Included with interface 28:It is connected with conversion chip U13 and receives the general-purpose interface J22 of conversion chip U13 transmission data.General bottom
Plate 22 includes:Carry oxygen detection sensor and conversion chip U13 oxygen detection common bottom plate 228.The power supply of the present embodiment
Circuit also includes being arranged on oxygen detection common bottom plate 228 and the oxygen detection of break-make oxygen detection sensor power supply sensing
Device power supply circuit.The reference voltage circuit of the present embodiment includes:4th reference voltage electric current.Oxygen detection sensor feed circuit
Including:Control three poles of the metal-oxide-semiconductor Q16 of break-make oxygen detection sensor power supply and the prime amplification driving for metal-oxide-semiconductor Q16
Pipe Q18, the current-limiting resistance R90 for current limliting triode Q18, the pull-up resistor for pulling up the grid for acting on metal-oxide-semiconductor Q16
R83, for metering function in the current-limiting resistance R88 of metal-oxide-semiconductor Q16 grid and filter capacitor C42 for filtering out-put supply
And C44.4th reference voltage circuit includes:Controllable accurate source of stable pressure U15, the current-limiting resistor voltage divider R84 for partial pressure current limliting, use
In the divider resistance R86 and R92 of controllable accurate source of stable pressure U15 input voltage described in partial pressure and for filtering the reference exported
The filter capacitor C40 of voltage.
The oxygen detection sensor, conversion chip U13, general-purpose interface J22, oxygen detection sensor power supply electricity of the present embodiment
Road, the 4th reference voltage circuit and oxygen detection common bottom plate 228 form oxygen detection module group unit 210 and are formed as a mould
Group unit.
The general-purpose interface J22, general-purpose interface J21, general-purpose interface J18, general-purpose interface J17 of the present embodiment are unified standard
The general-purpose interface of agreement.Preferably, the present embodiment general-purpose interface J22, general-purpose interface J21, general-purpose interface J18, general-purpose interface J17
For SPI (Serial Peripheral Interface, Serial Peripheral Interface (SPI)) bus protocol interface.
The formaldehyde examination module group unit 204 of the present embodiment detects the content of formaldehyde in air and detection data is passed through into master control
Module control WIFI module is uploaded to transparent transmission server, and transparent transmission server passes through data server, the hand by data are detected
Terminal is held according to setting or dependent instruction obtains the testing number of formaldehyde examination module group unit 204 it is judged that whether formaldehyde is exceeded, if
Judge formaldehyde, judge whether in the range of setting time, instruction is assigned if judging in the range of setting time to intelligence
Air purifier is opened in terminal, driving intelligent terminal control.
The Carbon Monoxide Detection module group unit 206 of the present embodiment detects the carbon monoxide content in air and will detect data
Transparent transmission server 104 is uploaded to by master control module controls WIFI module, transparent transmission server 104 passes through data by data are detected
Server 106, handheld terminal according to set or dependent instruction obtain Carbon Monoxide Detection module group unit 206 testing number it is judged that
Whether carbon monoxide is exceeded, if judging, carbon monoxide is exceeded, assigns instruction and is closed to intelligent terminal, driving intelligent terminal control
Gas valve.
As gas valve uses infrared control, that is, belong to infrared equipment, then the master control module controls WIFI moulds of intelligent terminal 102
Block sends control instruction to infrared decoding chip U1 and calls the infrared storehouse in data server 106 to control infrared decoding chip U1
Decoded, driving infrared transmitting circuit launches corresponding infrared signal control and closes gas valve.
The carbon dioxide detection module group unit 208 of the present embodiment detects the carbon dioxide content in air and will detect data
Transparent transmission server 104 is uploaded to by master control module controls WIFI module, transparent transmission server 104 passes through data by data are detected
Server 106, handheld terminal 108 according to set or dependent instruction obtain carbon dioxide detection module group unit testing number it is judged that
Whether carbon dioxide is exceeded, if judging, carbon dioxide is exceeded, is judged as living, and assigns instruction to intelligent terminal, driving
Air purifier is opened in intelligent terminal control.
The air purifier of the present embodiment includes air cleaning facility as removed formaldehyde equipment, is also set including air quality lifting
Such as oxygen release device, anion equipment are put, is configured with specific reference to needs.
The oxygen detection module group unit 210 of the present embodiment detects the oxygen content in air and detection data is passed through into master control
Module control WIFI module is uploaded to transparent transmission server 104, and transparent transmission server 104 passes through data server by data are detected
106, handheld terminal 108 obtains the testing number of oxygen detection module group unit 210 it is judged that oxygen is according to setting or dependent instruction
No less than setting limit, if judging, oxygen is less than setting limit, is judged as living, and assigns instruction to intelligent terminal, drives
Air purifier is opened in dynamic intelligent terminal control.
The dust detection sensor of the present embodiment detects the PM2.5 contents in air and detection data is passed through into master control mould
Block control WIFI module is uploaded to transparent transmission server, and transparent transmission server passes through data server, handheld terminal by data are detected
Dust detection sensor testing number is obtained it is judged that whether PM2.5 contents are exceeded, if judging PM2.5 according to setting or dependent instruction
Content overproof, judge whether in the range of setting time (such as non-work hours), assigned if judging in the range of setting time
Instruct and open air purifier to intelligent terminal, driving intelligent terminal control.
The setting of time range is configured as needed, can set the work hours, and selection judges the non-work hours;
The non-work hours can be directly disposed as, directly judge that time category is not belonging to setting time section.
Detection data are simultaneously passed through main control module control by the Temperature and Humidity sensor U80 detection temperatures and humidity of the present embodiment
System is uploaded to transparent transmission server 104 by WIFI module, and transparent transmission server 104 passes through data server 106 by data are detected,
Handheld terminal 108 obtains Temperature and Humidity sensor detection data according to setting or dependent instruction from data server, respectively
Judge humidity, temperature whether in setting range;If temperature judges whether in the range of setting time not in setting range,
If not in the range of setting time, intelligent terminal is issued a command under handheld terminal, master control module controls WIFI module sends control
System instruction is to infrared decoding chip U1 and calls the infrared storehouse in the data server to control the infrared decoding chip U1 to enter
Row decoding, driving infrared transmitting circuit launch corresponding infrared signal control operation air-conditioning;If judge humidity not in setting range
It is interior, then intelligent terminal is issued a command under handheld terminal, master control module controls WIFI module sends control instruction and gives infrared decoding core
Piece U1 simultaneously calls the infrared storehouse in the data server to control the infrared decoding chip U1 to be decoded, and drives infrared emission
The corresponding infrared signal control operation humidifier of circuit transmission or dehumidifier.
Transparent transmission server of the present utility model is Cloud Server with data server, and Cloud Server passes through nothing with intelligent terminal
Line communication module connection communication;Intelligent terminal is monitored to obtain Monitoring Data by multiple sensors module to environment, and will
Monitoring Data sends connected Cloud Server to;Handheld terminal is downloaded to obtain intelligent terminal prison by APP from Cloud Server
Measure data;Intelligent terminal also controls wireless communication module indirect control electrical equipment or equipment by APP remote operations;Data, services
Device is used to be preserved Monitoring Data, and establishes and be detected environmental quality big data model, is downloaded so as to supply handheld terminal
Use.
Sensor can be matched as needed, can arbitrarily dock each sensor die group interface and sensor module can
To carry out powered realizing plug and pull;Numerous and diverse sensor module interface conversion is changed into unified interface by modular converter
For the general-purpose interface of standard agreement, so as to which sensor module powered can realize plug and pull, sensor module can be docked arbitrarily often
One interface.
For conversion equipment of the present utility model, its input data is the data of sensor collection, and output data is
It is converted into the sensing data of standard agreement.Common bottom plate is used to carry sensor and conversion equipment;Hot plug general-purpose interface
The data sent for receiving converter, hot plug general-purpose interface powered can support plug, so as to which sensor module can be powered
Plug and pull is realized, the frequent power-off of reduction brings constant.Sensor module hot plug improves system to the timely extensive of disaster
Reactivation power, autgmentability and flexibility etc..Numerous and diverse sensor interface is passed through conversion chip by sensor module of the present utility model
It is converted into unified interface.And due to using hot plug general-purpose interface, sensor module powered can realize plug and pull.
Sensor module of the present utility model is by the interface conversion of sensor into after general-purpose interface, improving versatility, expand
Malleability and flexibility etc..After sensor increase general-purpose interface conversion equipment, the general of any one agreement can be arbitrarily docked
Interface.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model patent scope.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. air monitoring system, it is characterised in that including:Detect air quality and the intelligence of data upload will be detected eventually End, be connected with the intelligent terminal radio communication and receive and preserve detect data server and with the server communication Connect and obtain the detection data in server and control the handheld terminal of intelligent terminal operational control unit, the intelligent terminal Including:Main control module, the wireless communication module being connected with the main control module and it is connected with the main control module and detects air The sensor module of quality, the wireless communication module include:WIFI module, infrared module, the infrared module include:With institute State main control module and WIFI module connects and decodes the infrared decoding chip U1 of the instruction of the handheld terminal and the master control mould Block and infrared decoding chip U1 infrared transmitting circuit and the infrared receiving circuit being connected with the main control module, it is described infrared Decoding chip U1 P0.2/URX/CSL/SDI ports are connected with the main control module and WIFI module and receive WIFI module hair The data sent, the P0.5/PWM0 of the infrared decoding chip U1 send decoded infrared signal;The sensor module bag Include:One or more module group units.
- 2. air monitoring system according to claim 1, it is characterised in that:The server includes:Receive the intelligence The transparent transmission server for the detection data that terminal uploads and the detection data of the reception transparent transmission server transparent transmission and the data preserved Server, the main control module include:The main control chip U2 of integrated treatment and with the main control chip U2 communicate connect and connect The sensor control chip U3 of all module group units and the collection module group unit data;The infrared transmitting circuit includes:Two Pole pipe D1, D2, the metal-oxide-semiconductor Q4 for amplifying infrared signal, the infrared transmitting tube group being connected in parallel, the access metal-oxide-semiconductor Q4 Pull down resistor R19 between grid and source electrode, be arranged on the metal-oxide-semiconductor Q4 grid current-limiting resistance R17, the infrared emission The negative electrode of Guan Zuzhong infrared transmitting tube accesses the drain electrode of the metal-oxide-semiconductor Q4, its positive pole access power supply, the infrared emission The positive pole of Guan Zuzhong infrared transmitting tube is connected with current-limiting resistance, diode D1, D2 negative electrode converge after by current-limiting resistance R17 The grid of the metal-oxide-semiconductor Q4 is accessed, diode D1 positive pole accesses the P5.3/AIN11/PWM2 ports of the main control chip U2, Diode D2 positive pole access infrared decoding chip U1 P0.5/PWM0 ends.
- 3. air monitoring system according to claim 2, it is characterised in that:The P1.1/ of the infrared decoding chip U1 EIDK, P1.0/EICK port use interface for debugging, and the infrared decoding chip U1 accesses 3.3V power voltage supplies, described infrared The P0.2/URX/TC2 that the main control chip U2 is accessed in decoding chip U1 P0.2/URX/SCL/SDI ports is connected and is passed through electricity Hinder the UART0_TX ends of R43 access WIFI modules.
- 4. air monitoring system according to claim 2, it is characterised in that:The main control module includes:The master control core Piece U2 P1.7/SCS ends, P1.6/SCK ends, P1.5/SDI ends, P1.4/SDO ends is to be carried out with the sensor control chip U3 The SPI communication buses port of data interaction;The P0.4/RST ends of the main control chip U2, P0.3/UTX/T1 ends, P0.2/URX/ TC2 ends, P0.1/INT1/TC1 ends and WIFI module connection communication;The intelligent terminal also includes:It is connected with the main control chip Human-computer interaction module, brightness acquisition module, the display module of communication, the communication module also include:Infrared module, the master control Chip U2 P5.2/AIN10/PWM1 ends for collection ambient brightness ADC voltage samples interface and with the brightness acquisition module Connection interaction, P1.3/SCL ports, the P1.2/SDA ports of the main control chip U2 are to enter line number with the human-computer interaction module According to the input port of communication.
- 5. air monitoring system according to claim 2, it is characterised in that:The sensor control chip U3 is also associated with Dust detection sensor, Temperature and Humidity sensor, P1.3/SCL ports, the P1.2/SDA ends of the sensor control chip U3 Mouth is and Temperature and Humidity sensor carries out data communication iic bus port, the serial data of the Temperature and Humidity sensor Hold SDA to access the P1.2/SDA ports of the sensor control chip U3, its another Tiao Zhi road and the biography is accessed by resistance R60 Sensor control chip U3 vdd terminal, the earth terminal VSS ground connection of the Temperature and Humidity sensor, its another Tiao Zhi road pass through two Shunt capacitance is linked into its supply voltage end VDD, and another Tiao Zhi roads of supply voltage end VDD of the Temperature and Humidity sensor connect Enter the vdd terminal of the sensor control chip U3, the serial clock terminal SCL of the Temperature and Humidity sensor is linked into the biography Sensor control chip U3 P1.3/SCL ports;The dust detection sensor is connected with power supply breaking circuit, and the power supply is closed Deenergizing includes:The metal-oxide-semiconductor Q10 of dust detection sensor power supply, the prime for the metal-oxide-semiconductor Q10 are put described in control break-make The triode Q11 that drives greatly, be arranged on the transistor base for current limliting triode Q11 current-limiting resistance R57, be arranged on Between the drain electrode of the metal-oxide-semiconductor Q10 and grid for pull-up act on the metal-oxide-semiconductor Q10 grid pull-up resistor R55, It is arranged between the grid of the metal-oxide-semiconductor Q10 and the triode Q11 colelctor electrodes for metering function in the metal-oxide-semiconductor Q10 Grid current-limiting resistance R65 and filter capacitor C23 and C24 for filtering out-put supply.
- 6. according to the air monitoring system described in claim 1 to 5 any one, it is characterised in that:The module group unit includes: Common bottom plate, gas detection sensor, it is connected with the gas detection sensor and receives the gas detection sensor testing number According to and conversion equipment, the general-purpose interface that is connected with conversion equipment and receives the conversion equipment change data changed, it is described Common bottom plate carries gas detection sensor and conversion equipment, and the general-purpose interface of each gas detection module group unit is unified mark The general-purpose interface of quasi- agreement;The general-purpose interface is general to receive the hot plug of the standard Protocol Data of the conversion equipment conversion Interface, the module group unit also include:Be arranged on the common bottom plate and the power supply circuit of sensor power supply described in break-make, And it is arranged on the reference voltage circuit being connected on the common bottom plate with the conversion equipment.
- 7. air monitoring system according to claim 6, it is characterised in that:The gas detection sensor includes:Formaldehyde Detection sensor, the conversion equipment include formaldehyde examination sensor detection is connected and received with the formaldehyde examination sensor The conversion chip U8 of data, the general-purpose interface include:It is connected with the conversion chip U8 and receives the conversion chip U8's The general-purpose interface J17 of data is transmitted, the common bottom plate includes:Carry the first of the formaldehyde examination sensor and conversion chip U8 Aldehyde detects common bottom plate;The power supply circuit includes being arranged on the formaldehyde examination common bottom plate and break-make formaldehyde examination sensing The formaldehyde examination sensor feed circuit of device power supply, the formaldehyde examination sensor feed circuit include:Control described in break-make Formaldehyde examination sensor power supply metal-oxide-semiconductor Q11 and for the metal-oxide-semiconductor Q11 prime amplification driving triode Q13, be used for Current limliting triode Q13 current-limiting resistance R67, the pull-up resistor R59 for pulling up the grid for acting on the metal-oxide-semiconductor Q11, use In metering function in the current-limiting resistance R65 of the grid of the metal-oxide-semiconductor Q11 and for filter out-put supply filter capacitor C29 and C31, the triode Q13 base stages are linked into 14 pin of the conversion chip U8, the pull-up resistor by current-limiting resistance R67 R59 is arranged between drain electrode and the grid of the metal-oxide-semiconductor Q11, the public affairs of the pull-up resistor R59 and metal-oxide-semiconductor Q11 drain electrode Terminate altogether into power supply;The filter capacitor C29 is in parallel with C31, its common port one end ground connection, the branch road access institute of the other end State metal-oxide-semiconductor Q11 source electrode, another branch road accesses the voltage input end of the formaldehyde examination sensor, the reference voltage electricity Road includes the first reference voltage circuit being arranged on the formaldehyde examination common bottom plate, the first reference voltage circuit bag Include:Controllable accurate source of stable pressure U10, the current-limiting resistor voltage divider R60 for partial pressure current limliting, for controllable accurate source of stable pressure described in partial pressure The divider resistance R63 and R69 of U10 input voltage and the reference voltage for filtering output filter capacitor C27, it is described can The negative electrode for controlling precision voltage regulator U10 accesses power supply, the negative electrode of the controllable accurate source of stable pressure U10 by current-limiting resistor voltage divider R60 Be linked into 25 pin of the conversion chip U8 with filter capacitor C27 common port, the anode of the controllable accurate source of stable pressure U10 with Divider resistance R69 common end grounding, the filter capacitor C27 are connected in parallel on the anode and the moon of the controllable accurate source of stable pressure U10 Between pole;The formaldehyde examination sensor, conversion chip U8, general-purpose interface J17, formaldehyde examination sensor feed circuit, first Reference voltage circuit, formaldehyde examination common bottom plate form formaldehyde examination module group unit and are formed as a module group unit.
- 8. air monitoring system according to claim 6, it is characterised in that:The gas detection sensor includes:One oxygen Change carbon detection sensor, the conversion equipment includes carbon monoxide inspection is connected and received with the sensor for detecting carbon monoxide The conversion chip U9 of sensor detection data is surveyed, the general-purpose interface includes:It is connected and receives described with the conversion chip U9 The general-purpose interface J18 of conversion chip U9 transmission data, the common bottom plate include:Carry the sensor for detecting carbon monoxide And conversion chip U9 Carbon Monoxide Detection common bottom plate;The power supply circuit is general including being arranged on the Carbon Monoxide Detection On bottom plate and break-make sensor for detecting carbon monoxide power supply sensor for detecting carbon monoxide power supply circuit, the reference voltage Circuit includes:The second reference voltage circuit being connected with the conversion chip U9, the sensor for detecting carbon monoxide power supply electricity Road includes:Control the metal-oxide-semiconductor Q12 of sensor for detecting carbon monoxide power supply described in break-make and the prime for the metal-oxide-semiconductor Q12 Amplify the triode Q14 driven, the current-limiting resistance R68 for current limliting triode Q14, act on the metal-oxide-semiconductor Q12 for pulling up Grid pull-up resistor R61, for metering function in the current-limiting resistance R66 of the grid of the metal-oxide-semiconductor Q12 and for filtering The filter capacitor C30 and C32 of out-put supply, second reference voltage circuit include:Controllable accurate source of stable pressure U11, for point Press the current-limiting resistor voltage divider R62 of current limliting, for controllable accurate source of stable pressure U11 divider resistance R64 and R70 described in partial pressure and use In the filter capacitor C28 of the reference voltage of filtering output;The sensor for detecting carbon monoxide, conversion chip U9, general-purpose interface J18, sensor for detecting carbon monoxide power supply circuit, Carbon Monoxide Detection common bottom plate, the second reference voltage circuit form an oxygen Change carbon detection module group unit and form a module group unit.
- 9. air monitoring system according to claim 6, it is characterised in that:The gas detection sensor includes:Dioxy Change carbon detection sensor, the conversion equipment includes carbon dioxide inspection is connected and received with the carbon dioxide detection sensor The conversion chip U12 of sensor detection data is surveyed, the general-purpose interface includes:It is connected with the conversion chip U12 and receives institute The general-purpose interface J21 of conversion chip U12 transmission data is stated, the common bottom plate includes:The carbon dioxide detection is carried to pass Sensor and conversion chip U12 carbon dioxide detect common bottom plate;The power supply circuit includes being arranged on the carbon dioxide inspection Survey common bottom plate on and break-make carbon dioxide detection sensor power supply carbon dioxide detection sensor power supply circuit, the ginseng Examining potential circuit includes:Access the 3rd reference voltage circuit of the reference voltage end of the conversion chip U12, the carbon dioxide Detection sensor power supply circuit includes:Control the metal-oxide-semiconductor Q15 of carbon dioxide detection sensor power supply described in break-make and for institute The prime for stating metal-oxide-semiconductor Q15 is amplified the triode Q17 of driving, the current-limiting resistance R89 for current limliting triode Q17, made for pulling up Pull-up resistor R81 for the grid of the metal-oxide-semiconductor Q15, for metering function in the current limliting electricity of the grid of the metal-oxide-semiconductor Q15 Resistance R87 and filter capacitor C41 and C43 for filtering out-put supply, the 3rd reference voltage circuit include:Controllable accurate Source of stable pressure U14, the current-limiting resistor voltage divider R82 for partial pressure current limliting, the input electricity for controllable accurate source of stable pressure U11 described in partial pressure The divider resistance R85 and R91 of pressure and the reference voltage for filtering output filter capacitor C39;The carbon dioxide detection passes Sensor, conversion chip U12, general-purpose interface J21, carbon dioxide detection sensor power supply circuit, the 3rd reference voltage circuit and two Carbonoxide detection common bottom plate forms carbon dioxide detection module group unit and forms a module group unit.
- 10. air monitoring system according to claim 6, it is characterised in that:The gas detection sensor includes:Oxygen Detection sensor, the conversion equipment include oxygen detection sensor detection is connected and received with the oxygen detection sensor The conversion chip U13 of data, the general-purpose interface include:It is connected with the conversion chip U13 and receives the conversion chip U13 Transmission data general-purpose interface J22, the common bottom plate includes:Carry the oxygen detection sensor and conversion chip U13 Oxygen detection common bottom plate;The power supply circuit includes being arranged on the oxygen detection common bottom plate and break-make oxygen detection The oxygen detection sensor feed circuit of sensor power supply, the reference voltage circuit include:Access the conversion chip U13 Reference voltage end the 4th reference voltage circuit, the oxygen detection sensor feed circuit includes:Control oxygen described in break-make The metal-oxide-semiconductor Q16 and amplify the triode Q18 of driving, for limiting for the prime of the metal-oxide-semiconductor Q16 that gas detection sensor is powered Flow triode Q18 current-limiting resistance R90, the pull-up resistor R83 for pulling up the grid for acting on the metal-oxide-semiconductor Q16, for limiting Stream acts on the current-limiting resistance R88 of the grid of the metal-oxide-semiconductor Q16 and filter capacitor C42 and C44 for filtering out-put supply, 4th reference voltage circuit includes:Controllable accurate source of stable pressure U15, the current-limiting resistor voltage divider R84 for partial pressure current limliting, it is used for The divider resistance R86 and R92 of controllable accurate source of stable pressure U15 input voltage described in partial pressure and the reference electricity for filtering output The filter capacitor C40 of pressure;The oxygen detection sensor, conversion chip U13, general-purpose interface J22, the power supply of oxygen detection sensor Circuit, the 4th reference voltage circuit and oxygen detection common bottom plate form oxygen detection module group unit and form a module list Member.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108488993A (en) * | 2018-05-11 | 2018-09-04 | 四川长虹空调有限公司 | Monitoring system and method for air-conditioning experiment |
CN111256752A (en) * | 2019-11-20 | 2020-06-09 | 杭州广安汽车电器有限公司 | Portable air quality monitoring equipment |
-
2016
- 2016-12-09 CN CN201621347930.5U patent/CN206755489U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108488993A (en) * | 2018-05-11 | 2018-09-04 | 四川长虹空调有限公司 | Monitoring system and method for air-conditioning experiment |
CN108488993B (en) * | 2018-05-11 | 2020-08-25 | 四川长虹空调有限公司 | Monitoring system and method for air conditioner experiment |
CN111256752A (en) * | 2019-11-20 | 2020-06-09 | 杭州广安汽车电器有限公司 | Portable air quality monitoring equipment |
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