CN107976423A - Air quality sensor and smart mobile phone external application air quality sensing equipment - Google Patents
Air quality sensor and smart mobile phone external application air quality sensing equipment Download PDFInfo
- Publication number
- CN107976423A CN107976423A CN201711151411.0A CN201711151411A CN107976423A CN 107976423 A CN107976423 A CN 107976423A CN 201711151411 A CN201711151411 A CN 201711151411A CN 107976423 A CN107976423 A CN 107976423A
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- Prior art keywords
- air quality
- light
- quality sensor
- mobile phone
- smart mobile
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
Abstract
The invention discloses a kind of air quality sensor and smart mobile phone external application air quality sensing equipment, including appliance case, the air quality detecting device and interface being fixed on inside appliance case, air quality detecting device is air quality sensor, air quality sensor is electrically connected with interface by exporting serial ports, interface is used for mobile communication, interface includes OTG transceivers and USB plug, OTG transceivers output terminal is electrically connected USB plug, input terminal is electrically connected the output terminal of air quality sensor, and USB plug is fixed on the lower face of appliance case by fixed plate.This kind of smart mobile phone external application air quality sensing equipment, simple in structure, plug and play are easy to use.
Description
Technical field
The present invention relates to Mobile phone external apparatus field, is specially air quality sensor and smart mobile phone external application air quality
Sensing equipment.
Background technology
In current air purification field, air quality sensor almost has become the standard configuration annex of cleaning equipment.It is empty
Makings quantity sensor is mainly used in various air cleaning units and small household electrical appliance, to alcohol, cigarette, ammonia, sulfide etc.
Various pollution sources have high sensitivity, and the product response time is fast, and working stability is cheap.
With the development of society, the quickening of urbanization process, air pollution have been to be concerned by more and more people.Existing intelligence
Can mobile phone almost human hand one even several portions, function is more and more, except common function in addition to also have positioning, meter walk etc. work(
Energy.But existing smart mobile phone does not possess the function of Detection of Air Quality, if the portable smart mobile phone of people also has
There is air quality detection function, it will significantly help people to carry out accurately understanding real-time on-site air quality directly perceived,
People are reminded to cherish environment, and the measure that properly protects.
The content of the invention
To be passed in view of the above problems, the present invention provides a kind of variable displacement type baroceptor and smart mobile phone external application air quality
Feel equipment, simple in structure, easy to use, plug and play, can effectively solve the problems, such as in background technology.
To achieve the above object, the present invention provides following technical solution：A kind of air quality sensor, including integrated circuit
Plate, air duct and microprocessor, air duct are fixed on integrated circuit plate, and the both sides of air duct are respectively arranged with light
Line receiving channel and light output channel.
Light output channel is internally provided with light emitting diode, and light receiver channel interior is provided with light detectors and gathers
Optical lens, light detectors and collector lens are electrically connected microprocessor.
Adding thermal resistance is provided with inside air duct at air inlet, adding thermal resistance is electrically connected microprocessor.
The side of integrated circuit plate is provided with output serial ports, exports and output pin is provided with serial ports, and output serial ports is electrical
Connect microprocessor.
As a kind of preferable technical solution of the present invention, the central axes of light output channel and light receiver passage are hung down mutually
Directly, the central axes angle of the central axes and air duct of light output channel and light receiver passage is 45 °.
As a kind of preferable technical solution of the present invention, the connectivity port top of light output channel and air duct is set
There is light barrier.
As a kind of preferable technical solution of the present invention, collector lens is fixed on light receiver passage and is connected with air duct
At port, light detectors are fixed at the port that light receiver passage is located at outside air duct.
It is provided with as a kind of preferable technical solution of the present invention, on integrated circuit plate positioned at the both sides of microprocessor scattered
Hot-air fan.The top of microprocessor is provided with protective cover, and protective cover is made of polymer porous film.
A kind of smart mobile phone external application air quality sensing equipment, including appliance case, further include and are fixed on inside appliance case
Air quality detecting device and interface, air quality detecting device are air quality sensor described above, the air matter
Quantity sensor is electrically connected with interface by exporting serial ports.Interface is used for mobile communication.
As a kind of preferable technical solution of the present invention, interface includes OTG transceivers and USB plug, the output of OTG transceivers
End is electrically connected USB plug, and input terminal is electrically connected the output terminal of air quality sensor.
As a kind of preferable technical solution of the present invention, USB plug is fixed on the lower face of appliance case by fixed plate.
As a kind of preferable technical solution of the present invention, it is provided with what is connected with air duct both ends on the side plate of appliance case
Through hole, and through hole is embedded with dust plug.
As a kind of preferable technical solution of the present invention, the lower part of appliance case is provided with box lid, has inside box lid and inserted with USB
Corresponding caulking groove.
Compared with prior art, the beneficial effects of the invention are as follows：By the way that the USB plug on appliance case is plugged on intelligent hand
In the USB jack of machine, air quality sensor accurately detects air quality, and the data measured are encoded by main control chip again, then
Smart mobile phone is passed to by OTG transceivers, sensor reading is obtained by the special APP of smart mobile phone, so as to fulfill people are helped
The air quality of real-time on-site is got information about, reminds people to cherish environment, and the measure that properly protects.
Brief description of the drawings
Fig. 1 is a kind of air quality sensor structure chart of the present invention；
Fig. 2 is the integrated circuit plate circuit structure diagram of air quality sensor；
Fig. 3 is the appliance case internal structure schematic diagram of the present invention；
Fig. 4 is the OTG transceiver circuit structural front views of the present invention.
In figure：1- appliance cases；2- box lids；3- air quality sensors；4-OTG transceivers；5-USB plugs；6- fixed plates；
7- dust plugs；301- integrated circuit plates；302- air ducts；303- microprocessors；304- radiator fans；305- protective covers；
306- exports serial ports；307- light receiver passages；308- light output channels；309- light detectors；310- collector lenses；
311- adding thermal resistances；312- light emitting diodes.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1：
- 2 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of air quality sensor, including integrated circuit plate
301st, air duct 302 and microprocessor 303, air duct 302 are fixed on integrated circuit plate 301, the air duct
302 both sides are respectively arranged with light receiver passage 307 and light output channel 308.Light output channel 308 is internally provided with
Light emitting diode 312, light receiver passage 307 are internally provided with light detectors 309 and collector lens 310, light detectors
309 and collector lens 310 be electrically connected microprocessor 303.Adding thermal resistance is provided with 302 inside air inlet of air duct
311, adding thermal resistance 311 is electrically connected microprocessor 303.The side of integrated circuit plate 301 is provided with output serial ports 306, defeated
Go out on serial ports 306 and be provided with output pin, output serial ports 306 is electrically connected microprocessor 303.308 He of light output channel
The central axes of light receiver passage 307 are orthogonal, the central axes of the light output channel 308 and light receiver passage 307
Central axes angle with air duct 302 is 45 °.
Light output channel 308 and the connectivity port top of air duct 302 are provided with light barrier.Light barrier is used for blocking
The light that light emitting diode 312 scatters upwards, avoids producing interference to light detectors 309, improves accuracy of detection.
Collector lens 310 is fixed at light receiver passage 307 and 302 connectivity port of air duct, light detectors 309
It is fixed at the port that light receiver passage 307 is located at outside air duct 302.
Both sides on integrated circuit plate 301 positioned at microprocessor 303 are provided with radiator fan 304.Microprocessor 303
Top be provided with protective cover 305, protective cover 305 is made of polymer porous film.Radiator fan 304 is used for miniature processing
Device 303 radiates.Using polymer porous film non-hermetic enclosure form to microprocessor 303, it can meet miniature processing
Device 303 can be in communication with the outside, and easy to shedding for heat, while prevent microprocessor 303 by the dust or impurity in air
Pollution.
There is constant light source inside air quality sensor 3 -- light emitting diode 312, it is therein when air passes through light
Pollutant can be scattered it, cause the decay of light intensity, and the concentration of its relative attenuation rate and pollutant is proportional, with
The diagonal opposite side of light source is equipped with light detectors 309, and scattering light passes through the polymerization of collector lens 310, projects light spy
Survey on device 309, detected by it, and according to intensity of reflected light output pwm signal (pulse-width signal), so as to judge pollutant
Concentration, for the pollutant of different-grain diameter, it can export multiple and different signals and be distinguish between.
When air quality sensor 3 works, first have to carry out electrified regulation to adding thermal resistance 311, utilize hot-air power
Principle, realizes that 302 inner air of air duct flows.
Embodiment 2：
Fig. 3-4 are referred to, the present invention provides a kind of technical solution：A kind of smart mobile phone external application air quality sensing equipment,
Including appliance case 1, the air quality detecting device and interface being fixed on inside appliance case 1, air quality detecting device are further included
For the air quality sensor 3 described in embodiment 1, air quality sensor 3 is electrically connected with interface by exporting serial ports 306
Connect.Interface is used for mobile communication.
Interface includes OTG transceivers 4 and USB plug 5, and 4 output terminal of OTG transceivers is electrically connected USB plug 5, input terminal
It is electrically connected the output terminal of air quality sensor 3.
Air quality sensor 3 can be realized using the OTG interfaces of model TGS2600, OTG transceiver 4 when not having host
Data transfer between equipment and equipment, can also be to while being the expansion of USB application technologies, plug and play and hot plug
Outer offer power supply, OTG communications protocol meet USB2.0 standards, and can provide certain Host Detection ability, support host circular order
Agreement (HNP) and session request agreement (SRP).
The equipment meaning smart mobile phone is typical case, and the smart machine of all support OTG power supplies and communications protocol is all
It can accomplish plug and play, OTG interfaces include but is not limited to three kinds of interfaces of mainstream：Micro USB interfaces, USB Type C
The Lightning interfaces of interface and IOS system mobile phones, which electrically joins company with smart mobile phone OTG interfaces, i.e., by intelligent hand
The battery powered of machine.
In the present embodiment, USB plug 5 is fixed on by fixed plate 6 on the lower face of appliance case 1, easy to plug in intelligence
On mobile phone.The through hole connected with 302 both ends of air duct is provided with the side plate of appliance case 1, and through hole is embedded with dust plug 7,
Prevent that external dust enters inside air duct 302 when not used.The lower part of appliance case 1 is provided with box lid 2, in the box lid 2
There is caulking groove corresponding with USB plug (5) in portion, and 2 one side of box lid is used for protection when without using equipment to USB plug 5, another
Aspect and the box body structure of the composition closing of appliance case 1, preservation easy to carry.
The application method of the present invention, when carrying out Detection of Air Quality operation, the box lid 2 on appliance case 1 is opened, then
USB plug 5 is plugged in the USB jack of smart mobile phone, eye-splice is fixed on backboard 2, and by c-type button 4, at this time
USB plug 3 is plugged in the USB jack of mobile phone, then opens dust plug 7, interface and air quality sensor 3 pass through intelligent hand
Machine powered operation, air quality sensor 3 are converted into electric signal output by detecting real-time air quality, the data measured
Encoded again by main control chip, then smart mobile phone is passed to by OTG transceivers 4, sensor is obtained by the special APP of smart mobile phone
Reading, so as to fulfill the air quality for helping people to get information about real-time on-site, reminds people to cherish environment, and carry out anti-
Shield measure.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of air quality sensor, including integrated circuit plate (301), air duct (302) and microprocessor (303),
It is characterized in that：The air duct (302) is fixed on integrated circuit plate (301), the both sides point of the air duct (302)
Light receiver passage (307) and light output channel (308) are not provided with；
The light output channel (308) is internally provided with light emitting diode (312), and the light receiver passage (307) is internal
Light detectors (309) and collector lens (310) are provided with, the light detectors (309) and collector lens (310) electrically connect
Connect microprocessor (303)；
Adding thermal resistance (311) is provided with the internal air inlet of the air duct (302), the adding thermal resistance (311) electrically connects
Connect microprocessor (303)；
The side of the integrated circuit plate (301) is provided with output serial ports (306), is provided with the output serial ports (306) defeated
Go out pin, the output serial ports (306) is electrically connected microprocessor (303).
2. air quality sensor according to claim 1, it is characterised in that：The light output channel (308) and light
The central axes of line receiving channel (307) are orthogonal, in the light output channel (308) and light receiver passage (307)
The central axes angle of axis and air duct (302) is 45 °.
3. air quality sensor according to claim 1, it is characterised in that：The light output channel (308) and sky
The connectivity port top of gas passage (302) is provided with light barrier.
4. air quality sensor according to claim 1, it is characterised in that：The collector lens (310) is fixed on light
At line receiving channel (307) and air duct (302) connectivity port, the light detectors (309) are fixed on light receiver and lead to
Road (307) is located at the exterior port of air duct (302).
5. air quality sensor according to claim 1, it is characterised in that：It is located on the integrated circuit plate (301)
The both sides of microprocessor (303) are provided with radiator fan (304)；The top of the microprocessor (303) is provided with protection
Cover (305), the protective cover (305) is made of polymer porous film.
6. a kind of smart mobile phone external application air quality sensing equipment, including appliance case (1), it is characterised in that：Further include and be fixed on
Appliance case (1) internal air quality detecting device and interface, the air quality detecting device is described in claim 1-5
Air quality sensor (3), the air quality sensor (3) are electrically connected with interface by exporting serial ports (306)；Interface is used
In mobile communication.
7. according to claim 6 kind of smart mobile phone external application air quality sensing equipment, it is characterised in that：The interface bag
OTG transceivers (4) and USB plug (5) are included, OTG transceivers (4) output terminal is electrically connected USB plug (5), input terminal electricity
Property connection air quality sensor (3) output terminal.
8. according to claim 7 kind of smart mobile phone external application air quality sensing equipment, it is characterised in that：The USB is inserted
Head (5) is fixed on the lower face of appliance case (1) by fixed plate (6).
A kind of 9. smart mobile phone external application air quality sensing equipment according to claim 8, it is characterised in that：The equipment
The through hole connected with air duct (302) both ends is provided with the side plate of box (1), and through hole is embedded with dust plug (7).
A kind of 10. smart mobile phone external application air quality sensing equipment according to claim 9, it is characterised in that：It is described to set
The lower part of standby box (1) is provided with box lid (2), has caulking groove corresponding with USB plug (5) inside the box lid (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711151411.0A CN107976423A (en) | 2017-11-18 | 2017-11-18 | Air quality sensor and smart mobile phone external application air quality sensing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711151411.0A CN107976423A (en) | 2017-11-18 | 2017-11-18 | Air quality sensor and smart mobile phone external application air quality sensing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107976423A true CN107976423A (en) | 2018-05-01 |
Family
ID=62010499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711151411.0A Pending CN107976423A (en) | 2017-11-18 | 2017-11-18 | Air quality sensor and smart mobile phone external application air quality sensing equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN107976423A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114264771A (en) * | 2021-11-30 | 2022-04-01 | 上海甲金通信科技有限公司 | Mobile phone capable of detecting concentration of carbon monoxide and reminding system |
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| CN2493930Y (en) * | 2001-08-31 | 2002-05-29 | 镇江市汉邦电子有限责任公司 | Air quality reactor |
| CN201508339U (en) * | 2009-09-26 | 2010-06-16 | 邯郸派瑞电器有限公司 | Air mass monitor with USB interface |
| CN202747548U (en) * | 2012-09-10 | 2013-02-20 | 珠海格力电器股份有限公司 | Air-conditioning system |
| CN105301183A (en) * | 2015-09-11 | 2016-02-03 | 小米科技有限责任公司 | Air quality detecting method and device |
| DE102014019172A1 (en) * | 2014-12-17 | 2016-06-23 | Elmos Semiconductor Aktiengesellschaft | Apparatus and method for distinguishing solid objects, cooking fumes and smoke with a compensating optical measuring system |
| CN106969791A (en) * | 2017-01-18 | 2017-07-21 | 上海依瓦达环境技术有限公司 | The air quality monitor of carrier and air-quality monitoring system are used as using smart mobile phone |
-
2017
- 2017-11-18 CN CN201711151411.0A patent/CN107976423A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2493930Y (en) * | 2001-08-31 | 2002-05-29 | 镇江市汉邦电子有限责任公司 | Air quality reactor |
| CN201508339U (en) * | 2009-09-26 | 2010-06-16 | 邯郸派瑞电器有限公司 | Air mass monitor with USB interface |
| CN202747548U (en) * | 2012-09-10 | 2013-02-20 | 珠海格力电器股份有限公司 | Air-conditioning system |
| DE102014019172A1 (en) * | 2014-12-17 | 2016-06-23 | Elmos Semiconductor Aktiengesellschaft | Apparatus and method for distinguishing solid objects, cooking fumes and smoke with a compensating optical measuring system |
| CN105301183A (en) * | 2015-09-11 | 2016-02-03 | 小米科技有限责任公司 | Air quality detecting method and device |
| CN106969791A (en) * | 2017-01-18 | 2017-07-21 | 上海依瓦达环境技术有限公司 | The air quality monitor of carrier and air-quality monitoring system are used as using smart mobile phone |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114264771A (en) * | 2021-11-30 | 2022-04-01 | 上海甲金通信科技有限公司 | Mobile phone capable of detecting concentration of carbon monoxide and reminding system |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180501 |
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| RJ01 | Rejection of invention patent application after publication |