CN205484179U - Real -time formaldehyde detector of intelligence - Google Patents
Real -time formaldehyde detector of intelligence Download PDFInfo
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- CN205484179U CN205484179U CN201620175667.XU CN201620175667U CN205484179U CN 205484179 U CN205484179 U CN 205484179U CN 201620175667 U CN201620175667 U CN 201620175667U CN 205484179 U CN205484179 U CN 205484179U
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Abstract
The utility model relates to a real -time formaldehyde detector of intelligence, include: a single -chip microcomputer. Signal processing module, it is including operational amplifier and signal decoupler, and operational amplifier connects the signal decoupler, and wherein, the integration of signal decoupler is on the singlechip, formaldehyde sensor, it links to each other with operational amplifier, temperature and humidity sensor, it links to each other with operational amplifier, clock chip, it is connected with the singlechip, power module, it links to each other with the singlechip, the display screen, it links to each other with the singlechip, audible -visual annunciator, it links to each other with the singlechip, physical key, it links to each other with the singlechip, wireless transmitter, it links to each other with the singlechip. The present case is through the improvement of conventional formaldehyde detector structure, formaldehyde in can more accurate ground measuring ring border gas to intelligent house network is still supported simultaneously to the gaseous healthy degree of accessible audible -visual annunciator show environment directly perceived, compare traditional formaldehyde measurement method, the present case all has clear improvement in the aspect of accuracy, practicality, security, intellectuality etc..
Description
Technical field
This utility model relates to a kind of methylene oxide detecting instrument, particularly relates to a kind of household type intelligence formaldehyde in real time
Detector.
Background technology
Formaldehyde is a kind of relatively conventional toxic and harmful, and the harm that formaldehyde brings includes that skin causes
Quick, mucous membrane irritation even produces physiology pathological changes.A large amount of first inevitably will be produced during interior decoration
Aldehyde, the Form aldehyde release in dalle, floor, furniture, latex, wallpaper, decorative textile product is one
Process slowly, produces long lasting effect to room health, and user needs in real time, first in Evaluation Room exactly
Aldehyde is to take counter-measure in time.The common methods of formaldehyde measurement includes reagent paper colorimetry, quasiconductor
Sensing method, Production by Catalytic Combustion Process, electrochemical process etc..
In these methods, but reagent paper colorimetry is measured low cost can only be realized observation measurements, measurement result
Needs carry out subjective interpretation, it is also difficult to realize monitoring in real time；Semiconductor sensing method relies on semiconductor transducer
Electrical conductivity difference in variable concentrations formaldehyde realizes measuring, and semiconductor sensing method is the most only the most several
Planting and show superperformance in gasmetry, stability and the certainty of measurement of PARA FORMALDEHYDE PRILLS(91,95) test are all difficult to ensure that；
Production by Catalytic Combustion Process can realize high-precision measurement, compares the detection in proper measurement place, its safety and survey
Examination complexity is not suitable for the formaldehyde examination in living environment.
Utility model content
The deficiency existed for prior art, this utility model is improved by structure, passes with electrochemistry formaldehyde
Based on sensor, it is achieved that Formaldehyde in Environment concentration is real-time, the intelligent methylene oxide detecting instrument of high precision monitor,
Accurately provide the information such as indoor formaldehyde concentration, humiture, and support the network interconnection, to family data center
Data are provided, can be that other smart machines such as family's air draft, air purifier provide data.
For achieving the above object, this utility model is achieved through the following technical solutions:
A kind of intelligence methylene oxide detecting instrument in real time, comprising:
Single-chip microcomputer；
Signal processing module, it includes operational amplifier and signal decoupler, described operational amplifier company
Connecing described signal decoupler, wherein, described signal decoupler is integrated on described single-chip microcomputer；
Formaldehyde sensor, it is connected with described operational amplifier；
Temperature Humidity Sensor, it is connected with described operational amplifier；
Clock chip, it is connected with described single-chip microcomputer；
Power module, it is connected with described single-chip microcomputer；
Display screen, it is connected with described single-chip microcomputer；
Audible-visual annunciator, it is connected with described single-chip microcomputer；
Physical button, it is connected with described single-chip microcomputer；
Wireless transmitter, it is connected with described single-chip microcomputer.
Preferably, described intelligence methylene oxide detecting instrument in real time, wherein, also include auxiliary gas sensing
Device, it is connected with described operational amplifier.
Preferably, described intelligence methylene oxide detecting instrument in real time, wherein, described clock chip is circumscribed with crystalline substance
Shake.
Preferably, described intelligence methylene oxide detecting instrument in real time, wherein, described power module includes and fills
Electrical chip, battery and voltage stabilizing chip, wherein, described charging chip is connected to battery, and described battery connects
In voltage stabilizing chip, described voltage stabilizing chip is connected to single-chip microcomputer.
The beneficial effects of the utility model are: this case, can be more by the improvement of conventional methylene oxide detecting instrument structure
Measure the concentration of formaldehyde in environmental gas accurately, and audible-visual annunciator show surroundings directly perceived gas can be passed through
Health degree, the most also support intelligent home network；Compare traditional formaldehyde measurement method such as reagent paper colorimetric
Method, semiconductor sensing method, Production by Catalytic Combustion Process etc., this case is in accuracy, practicality, safety, intelligence
The aspects such as change all have clear improvement.
Accompanying drawing explanation
Fig. 1 is the structural representation of the real-time methylene oxide detecting instrument of intelligence of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail, to make those skilled in the art
Can implement according to this with reference to description word.
As it is shown in figure 1, the intelligence methylene oxide detecting instrument in real time of an embodiment is listed in this case, comprising:
Single-chip microcomputer；
Signal processing module, it includes operational amplifier and signal decoupler, operational amplifier connection letter
Number decoupler, wherein, signal decoupler is integrated on single-chip microcomputer；Signal processing module is for by sensor
Micro-current signal be changed into voltage signal；
Formaldehyde sensor, it is connected with operational amplifier, is used for measuring concentration of formaldehyde；
Temperature Humidity Sensor, it is connected with operational amplifier, is used for measuring temperature and humidity；
Clock chip, it is connected with single-chip microcomputer, for providing hour hands service function for detector；
Power module, it is connected with single-chip microcomputer；
Display screen, it is connected with single-chip microcomputer, is used for showing the information such as concentration of formaldehyde, humiture, time,
Belong to the quantitative reading of content of formaldehyde；
Audible-visual annunciator, it is connected with single-chip microcomputer, for when detecting that concentration of formaldehyde exceeds standard, carries out sound
Light is reported to the police, and belongs to the qualitative reading of content of formaldehyde.
Physical button, it is connected with single-chip microcomputer, and it is for switching the display content of display screen, to detector
Carry out parameter setting etc..
Wireless transmitter, it is connected with single-chip microcomputer, for realizing and the network interconnection.
In the above-described embodiments, further preferably including auxiliary gas sensor, it is connected with operational amplifier.
Auxiliary gas sensor for detection in addition to formaldehyde such as the gas concentration such as alcohols, sulfur dioxide, thus
Eliminate the non-formaldehyde composition ambient interferences to sensor, improve the accuracy of detection of formaldehyde sensor.
In the above-described embodiments, clock chip is circumscribed with crystal oscillator, and crystal oscillator is for improving the essence of clock further
Accuracy.
In the above-described embodiments, power module includes charging chip, battery and voltage stabilizing chip, wherein,
Charging chip is connected to battery, and battery is connected to voltage stabilizing chip, and voltage stabilizing chip is connected to single-chip microcomputer.Power supply
Module makes detector can be directly connected to domestic power supply, it is possible to be charged, and meets detector and continues for a long time
The demand of boat.
Methylene oxide detecting instrument is after start powers on the intelligence that this case is obtained in real time, through the preheating of about half a minute
Process enters conventional sense circulation, and instrument acquiescence display time and temperature and humidity measurement value, formaldehyde measurement is rear
Platform is carried out, and according to each measurement data determine front end formaldehyde safety instruction color (such as: green-
Safety；Yellow-early warning；Red-to exceed standard)；Jeopardizing health, exceeding under the concentration of formaldehyde of national regulations value,
Instrument will carry out audible alarm, and time showing is automatically switched to concentration of formaldehyde show, additionally, user
Can select to intervene alarm procedure by physical button, it is achieved the functions such as noise reduction.
Although embodiment of the present utility model is disclosed as above, but it is not restricted to description and reality
Executing listed in mode utilization, it can be applied to various applicable field of the present utility model completely, for
For those skilled in the art, it is easily achieved other amendment, therefore without departing substantially from claim
And under the general concept that limited of equivalency range, this utility model is not limited to specific details and shows here
The legend gone out and describe.
Claims (2)
1. the real-time methylene oxide detecting instrument of intelligence, it is characterised in that including:
Single-chip microcomputer；
Signal processing module, it includes operational amplifier and signal decoupler, and described operational amplifier connects described signal decoupler, and wherein, described signal decoupler is integrated on described single-chip microcomputer；
Formaldehyde sensor, it is connected with described operational amplifier；
Temperature Humidity Sensor, it is connected with described operational amplifier；
Clock chip, it is connected with described single-chip microcomputer；
Power module, it is connected with described single-chip microcomputer；
Display screen, it is connected with described single-chip microcomputer；
Audible-visual annunciator, it is connected with described single-chip microcomputer；
Physical button, it is connected with described single-chip microcomputer；
Wireless transmitter, it is connected with described single-chip microcomputer；
Also including auxiliary gas sensor, it is connected with described operational amplifier；
Described clock chip is circumscribed with crystal oscillator.
2. intelligence as claimed in claim 1 methylene oxide detecting instrument in real time, it is characterised in that described power module includes charging chip, battery and voltage stabilizing chip, wherein, described charging chip is connected to battery, and described battery is connected to voltage stabilizing chip, and described voltage stabilizing chip is connected to single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620175667.XU CN205484179U (en) | 2016-03-08 | 2016-03-08 | Real -time formaldehyde detector of intelligence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620175667.XU CN205484179U (en) | 2016-03-08 | 2016-03-08 | Real -time formaldehyde detector of intelligence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205484179U true CN205484179U (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620175667.XU Active CN205484179U (en) | 2016-03-08 | 2016-03-08 | Real -time formaldehyde detector of intelligence |
Country Status (1)
| Country | Link |
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| CN (1) | CN205484179U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842310A (en) * | 2016-05-23 | 2016-08-10 | 南宁市茂百科技有限公司 | Portable formaldehyde tester |
| JP2018136291A (en) * | 2017-02-21 | 2018-08-30 | 白井松器械株式会社 | Gas concentration measuring system |
-
2016
- 2016-03-08 CN CN201620175667.XU patent/CN205484179U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842310A (en) * | 2016-05-23 | 2016-08-10 | 南宁市茂百科技有限公司 | Portable formaldehyde tester |
| JP2018136291A (en) * | 2017-02-21 | 2018-08-30 | 白井松器械株式会社 | Gas concentration measuring system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |