CN105737906A - Indoor air quality detection terminal and indoor air quality detection system - Google Patents
Indoor air quality detection terminal and indoor air quality detection system Download PDFInfo
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- CN105737906A CN105737906A CN201610309484.7A CN201610309484A CN105737906A CN 105737906 A CN105737906 A CN 105737906A CN 201610309484 A CN201610309484 A CN 201610309484A CN 105737906 A CN105737906 A CN 105737906A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention relates to the technical field of environment quality detection and especially relates to an indoor air quality detection terminal and an indoor air quality detection system. The terminal comprises a formaldehyde sensor, a PM2.5 sensor, a humiture sensor, a processor and a wireless communication module. The formaldehyde sensor is used for detecting indoor formaldehyde data. The PM2.5 sensor is used for detecting indoor PM2.5 data. The humiture sensor is used for detecting indoor humiture data. The processor is connected with the formaldehyde sensor, the PM2.5 sensor, the humiture sensor and the wireless communication module, is used for receiving the indoor formaldehyde data, the indoor PM2.5 data and the indoor humiture data and sends the received indoor formaldehyde data, indoor PM2.5 data and indoor humiture data out through the wireless communication module. The system comprises the above indoor air quality detection terminal and further comprises a background server. According to the invention, multi-point detection is realized, and by means of background networked analysis, the comprehensive detection and analysis of the indoor air quality are facilitated.
Description
Technical field
The present invention relates to environmental quality detection technique field, particularly relate to a kind of indoor air quality test terminal and IAQ (indoor air quality) detection system.
Background technology
Conventional IAQ (indoor air quality) detection means is substantially chemical method, and operating process is complicated, it is necessary to the tester of specialty carries out sampling and testing, and data processing time is long, and is not easy to immediate observation and back-end data collection and analysis.Along with modern technology of Internet of things development, big data analysis is made to be possibly realized.Conventional environmental monitoring and analysis cannot accomplish the analysis ways and means of the high-tech means such as detailed (multiple collection point), big data analysis.Now the most function singleness of Detection of Air Quality product on the market, lack backstage network savvy, it is impossible to realize multiple data acquisition system collection, also cannot analyze current and historical data, it is impossible to set up associating of environment and health.
Summary of the invention
In view of the above-mentioned problems in the prior art, the technical problem to be solved is, a kind of indoor air quality test terminal and IAQ (indoor air quality) detection system are provided, with solve existing IAQ (indoor air quality) detection means cannot multiple spot detection, the defect of backstage networking.The present invention is achieved by the following technical solution:
A kind of indoor air quality test terminal, including formaldehyde sensor, PM2.5 sensor, Temperature Humidity Sensor, processor and wireless communication module；
Described formaldehyde sensor is used for detecting indoor formaldehyde data；
Described PM2.5 sensor is for PM2.5 data in sensing chamber；
Described Temperature Humidity Sensor is used for detecting indoor temperature and humidity data；
Described processor is connected with described formaldehyde sensor, PM2.5 sensor, Temperature Humidity Sensor, wireless communication module, for receiving described indoor formaldehyde data, indoor PM2.5 data, indoor temperature and humidity data, and by described wireless communication module, the indoor formaldehyde data received, indoor PM2.5 data, indoor temperature and humidity data are sent.
Further, it is provided with analog-digital converter and operational amplifier in described formaldehyde sensor；Described operational amplifier is for being amplified the signal of described indoor formaldehyde data；Described analog-digital converter is for being sent to described processor after the indoor formaldehyde data after amplification are converted to digital signal.
Further, described analog-digital converter be converted into digital signal by universal asynchronous receiving-transmitting interface after indoor formaldehyde data be sent to described processor.
Further, described PM2.5 sensor detects described indoor PM2.5 data by laser scattering method.
Further, described indoor PM2.5 data are sent to described processor by universal asynchronous receiving-transmitting interface by PM2.5 sensor.
Further, described Temperature Humidity Sensor is SHT25 humiture digital sensor.
Further, described indoor PM2.5 data are sent to described processor by iic bus by described Temperature Humidity Sensor.
Further, described wireless communication module is Wi-Fi module.
Further, described indoor air quality test terminal also includes display floater；Described display floater is connected with described processor.
A kind of IAQ (indoor air quality) detection system, including any of the above-described kind of indoor air quality test terminal, also includes background server；The indoor formaldehyde data that described background server sends for the wireless communication module receiving described indoor air quality test terminal, indoor PM2.5 data, indoor temperature and humidity data.
Compared with prior art, utilize technical scheme provided by the invention, can in the multiple Detection of Air Quality terminal of indoor deployments, the IAQ (indoor air quality) data such as the formaldehyde data of zones of different, PM2.5 data, humiture data in each terminal respectively sensing chamber, and the qualitative data of detection is wirelessly sent to background server, thus realizing multiple spot detection, backstage networking is analyzed, it is simple to IAQ (indoor air quality) carries out complete detection and analysis.
Accompanying drawing explanation
Fig. 1: the indoor air quality test terminal theory of constitution schematic diagram that the embodiment of the present invention provides；
Fig. 2: the IAQ (indoor air quality) detection system theory of constitution schematic diagram that the embodiment of the present invention provides.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.
Fig. 1 is indoor air quality test terminal 100 theory of constitution schematic diagram provided by the invention.According to Fig. 1, this indoor air quality test terminal 100 includes formaldehyde sensor 1, PM2.5 sensor 2, Temperature Humidity Sensor 3, processor 4 and wireless communication module 5.
Formaldehyde sensor 1 is used for detecting indoor formaldehyde data, and PM2.5 sensor 2 is for PM2.5 data in sensing chamber, and Temperature Humidity Sensor 3 is used for detecting indoor temperature and humidity data.Processor 4 is connected with formaldehyde sensor 1, PM2.5 sensor 2, Temperature Humidity Sensor 3, wireless communication module 5, for receiving indoor formaldehyde data, indoor PM2.5 data, indoor temperature and humidity data, and by wireless communication module 5, the indoor formaldehyde data received, indoor PM2.5 data, indoor temperature and humidity data are sent.
Can in indoor deployments this Detection of Air Quality terminal multiple, the IAQ (indoor air quality) data such as the formaldehyde data of zones of different, PM2.5 data, humiture data in each terminal respectively sensing chamber, and the qualitative data of detection is wirelessly sent to background server, thus realizing multiple spot detection, backstage networking is analyzed, it is simple to IAQ (indoor air quality) carries out complete detection and analysis.Indoor air quality test terminal 100 provided by the invention can provide room air detection data accurate, reliable, Real-time and Dynamic for resident, thus deciding whether that windowing or carry out formaldehyde administers offer foundation for resident.
Being provided with analog-digital converter and operational amplifier in formaldehyde sensor 1, operational amplifier is for being amplified the signal of indoor formaldehyde data, and analog-digital converter is for being sent to processor 4 after the indoor formaldehyde data after amplification are converted to digital signal.Formaldehyde sensor 1 adopts DS-HCHO formaldehyde sensor 1, sensor for electrochemical type, the indoor formaldehyde data of its collection are converted to discrete digital signal through analog-digital converter after high-precision operational amplifier amplifies 1000 times, analog-digital converter can pass through the indoor formaldehyde data after universal asynchronous receiving-transmitting interface (UART, UniversalAsynchronousReceiver/Transmitter) is converted into digital signal and be sent to processor 4.
PM2.5 sensor 2 is by PM2.5 data in laser scattering method sensing chamber.Meanwhile, PM2.5 sensor 2 is also, by universal asynchronous receiving-transmitting interface, indoor PM2.5 data are sent to processor 4.
Temperature Humidity Sensor 3 adopts SHT25 humiture digital sensor.Indoor PM2.5 data are sent to processor 4 by iic bus by this Temperature Humidity Sensor 3.
Wireless communication module 5 is Wi-Fi module, and this Wi-Fi module supports smartlink pattern, can fast automatic connect, and reduces user and uses difficulty.
Processor 4 can adopt the state-of-the-art CoretxM4 processor 4 of Texas Instruments.
This indoor air quality test terminal 100 also includes display floater 6, and display floater 6 can adopt 5 cun of TFT color screen.Display floater 6 is connected with processor 4, can video-stream processor 4 receive and process after indoor formaldehyde data, indoor PM2.5 data, indoor temperature and humidity data.
Indoor air quality test terminal 100 is broadly divided into display floater 6 and Xiang Neiliangge structure function district, case inner bottom plating is provided with mainboard, processor 4 is arranged on mainboard, processor 4 connects formaldehyde sensor 1, PM2.5 sensor 2, Temperature Humidity Sensor 3 by mainboard, the temperature data that detects, humidity data, concentration of formaldehyde data, PM2.5 data etc. are through packing, being sent to Wi-Fi module, these data are sent to background server again through ICP/IP protocol by Wi-Fi module.Indoor air quality test terminal 100 adopts external power supply adapter power supply mode, and the main body cover of this detection terminal includes metal edge frame, front vinyl cover and rear vinyl cover three part.Vinyl cover selects environment-friendly materials (food stage), and color of shell mainly includes silvery white, black, pink etc..
As in figure 2 it is shown, based on above-mentioned indoor air quality test terminal 100, present invention also offers a kind of IAQ (indoor air quality) detection system, including any of the above-described kind of indoor air quality test terminal 100, also include background server 200.The indoor formaldehyde data that background server 200 sends for the wireless communication module 5 receiving indoor air quality test terminal 100, indoor PM2.5 data, indoor temperature and humidity data.
Last it is noted that the various embodiments described above are merely to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in previous embodiment still can be modified by it, or wherein part or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an indoor air quality test terminal, it is characterised in that include formaldehyde sensor, PM2.5 sensor, Temperature Humidity Sensor, processor and wireless communication module；
Described formaldehyde sensor is used for detecting indoor formaldehyde data；
Described PM2.5 sensor is for PM2.5 data in sensing chamber；
Described Temperature Humidity Sensor is used for detecting indoor temperature and humidity data；
Described processor is connected with described formaldehyde sensor, PM2.5 sensor, Temperature Humidity Sensor, wireless communication module, for receiving described indoor formaldehyde data, indoor PM2.5 data, indoor temperature and humidity data, and by described wireless communication module, the indoor formaldehyde data received, indoor PM2.5 data, indoor temperature and humidity data are sent.
2. indoor air quality test terminal according to claim 1, it is characterised in that be provided with analog-digital converter and operational amplifier in described formaldehyde sensor；Described operational amplifier is for being amplified the signal of described indoor formaldehyde data；Described analog-digital converter is for being sent to described processor after the indoor formaldehyde data after amplification are converted to digital signal.
3. indoor air quality test terminal according to claim 2, it is characterised in that described analog-digital converter be converted into digital signal by universal asynchronous receiving-transmitting interface after indoor formaldehyde data be sent to described processor.
4. indoor air quality test terminal according to claim 1, it is characterised in that described PM2.5 sensor detects described indoor PM2.5 data by laser scattering method.
5. indoor air quality test terminal according to claim 4, it is characterised in that described indoor PM2.5 data are sent to described processor by universal asynchronous receiving-transmitting interface by PM2.5 sensor.
6. indoor air quality test terminal according to claim 1, it is characterised in that described Temperature Humidity Sensor is SHT25 humiture digital sensor.
7. indoor air quality test terminal according to claim 6, it is characterised in that described indoor PM2.5 data are sent to described processor by iic bus by described Temperature Humidity Sensor.
8. indoor air quality test terminal according to claim 1, it is characterised in that described wireless communication module is Wi-Fi module.
9. indoor air quality test terminal according to claim 1, it is characterised in that described indoor air quality test terminal also includes display floater；Described display floater is connected with described processor.
10. an IAQ (indoor air quality) detection system, it is characterised in that include, according to described indoor air quality test terminal arbitrary in claim 1 to 9, also including background server；The indoor formaldehyde data that described background server sends for the wireless communication module receiving described indoor air quality test terminal, indoor PM2.5 data, indoor temperature and humidity data.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106706036A (en) * | 2016-12-20 | 2017-05-24 | 天津大学 | Internet of Things technology-based indoor environment and energy consumption long-term on-line monitoring method |
| CN106774551A (en) * | 2016-12-22 | 2017-05-31 | 北京海林节能科技股份有限公司 | A kind of PM2.5 monitoring devices, system and method |
| CN107514787A (en) * | 2017-09-25 | 2017-12-26 | 江苏英索纳智能科技有限公司 | A kind of home air quality improves system |
| CN108278722A (en) * | 2018-01-25 | 2018-07-13 | 芜湖应天光电科技有限责任公司 | One kind pinpointing indoor air cleaning system based on LAN |
| CN108614081A (en) * | 2018-06-19 | 2018-10-02 | 吉林大学 | A kind of partition type air detection method |
| CN108918782A (en) * | 2018-07-19 | 2018-11-30 | 江苏中科睿赛污染控制工程有限公司 | A kind of indoor pollutant detection device |
| CN110274988A (en) * | 2018-03-14 | 2019-09-24 | 智能城市网络有限公司 | Indoor air quality measurement device and its system |
| CN110867059A (en) * | 2019-11-22 | 2020-03-06 | 北京师范大学 | Data acquisition system for atmospheric environment parameters |
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