CN203337630U - Wireless monitoring system of indoor multi-point formaldehyde pollution - Google Patents
Wireless monitoring system of indoor multi-point formaldehyde pollution Download PDFInfo
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- CN203337630U CN203337630U CN2013203466038U CN201320346603U CN203337630U CN 203337630 U CN203337630 U CN 203337630U CN 2013203466038 U CN2013203466038 U CN 2013203466038U CN 201320346603 U CN201320346603 U CN 201320346603U CN 203337630 U CN203337630 U CN 203337630U
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Abstract
The utility model relates to a wireless monitoring system of indoor multi-point formaldehyde pollution. The wireless monitoring system comprises an upper computer and a plurality of lower computers, wherein the upper computer comprises a first microprocessor, a display module, a key module, an alarming module and a wireless receiving module; the display module, the key module, the alarming module and the wireless receiving module are connected with the first microprocessor; each lower computer comprises a second microprocessor, a formaldehyde signal detection module, a signal processing module, an A/D (Analogue/Digital) converter, a power supply module, a key module and a wireless transmitting module; the power supply modules are electrically connected with the wireless transmitting modules, the formaldehyde signal detection modules and the second microprocessors respectively; the formaldehyde signal detection modules are connected with the second microprocessors after passing through the signal processing modules and the A/D converters; the wireless transmitting modules and the key modules are connected with the second microprocessors; hardware configurations of the plurality of lower computers are the same and are placed in a plurality of parts of indoor regions to be monitored respectively. According to the wireless monitoring system of the indoor multi-point formaldehyde pollution, the formaldehyde concentrations of the plurality of parts of indoor regions can be monitored simultaneously; the wireless monitoring system is simple in structure, good in visuality and convenient to use; meanwhile, a wireless manner is adopted and a feeder line does not need to be used for connecting; the upper computer and the plurality of lower computers can be moved at anytime so as to be convenient for multi-point measurement and the expandability of the system is good.
Description
Technical field:
The utility model relates to a kind of system of monitoring content of formaldehyde, is a kind of indoor multipoint formaldehyde pollution wireless monitor system specifically.
Background technology:
Formaldehyde is defined as carcinogenic and teratogenesis shape material by the World Health Organization (WHO), and Formaldehyde has become the focus that global public health is paid close attention to.In recent years, in house decoration, in a lot of ornament materials, contain formaldehyde, cause room air pollution, the health of human body has been caused to great harm.Therefore, timely and monitor indoor formaldehyde content, have great importance for to protect mankind health.
Measure content of formaldehyde tradition instrument analytical method commonly used spectrophotometric method, chromatography, optical method, polarography etc. are arranged, these methods all need first at monitoring field, to gather gaseous sample, again sample being taken back to laboratory is analyzed, analytical cycle is long, cost is high, complex steps, can not reflect the situation of formaldehyde pollution in real time, can not meet the monitoring requirements of a plurality of measurement points of on-the-spot needs.The device of some Rapid Detection of Formaldehydes is also arranged in the market, such as Quick testing instrument designed by electrochemical sensor etc., but these instrument still adopt the wired mode transmission mostly, connect up more difficult, and connected collecting mechanism mostly is spot measurement, just caused very flexible, cable technology has obvious limitation simultaneously, the dependence pulpit that they are too much and the physical connection between the far-end scene, especially when monitored part rugged surroundings of living in, adopt the wire transmission pattern can pay more man power and material.Therefore, in the urgent need to a kind of high sensitivity and stability, simple and easy, cheap, there is wireless mode and intelligent Formaldehyde system that can the multiple spot monitoring.
Summary of the invention:
The technical problems to be solved in the utility model is: a kind of indoor multipoint formaldehyde pollution wireless monitor system is provided, and it can monitor by wireless mode the concentration of formaldehyde data in multi-disc zone simultaneously.
To achieve these goals, the technical solution adopted in the utility model is: indoor multipoint formaldehyde pollution wireless monitor system, comprise a host computer and a plurality of slave computer, host computer comprises first microprocessor, display module, key-press module, alarm module and wireless receiving module, display module, key-press module, alarm module all is connected with first microprocessor with wireless receiving module, slave computer comprises the second microprocessor, the formaldehyde signal detection module, signal processing module, A/D converter, power module, key-press module and wireless transmitter module, power module respectively with wireless transmitter module, formaldehyde signal detection module and the second microprocessor are electrically connected to, the formaldehyde signal detection module is through signal processing module, after A/D converter, with the second microprocessor, be connected, wireless transmitter module all is connected with the second microprocessor with key-press module, the hardware configuration of a plurality of slave computers is identical, be placed on respectively indoor multi-disc zone to be monitored.
As preferably, alarm module is phonetic alarm.
As preferably, display module is LCD display.
As preferably, power module is lithium ion battery.
As preferably, wireless transmitter module and wireless receiving module be complementary and between wireless telecommunications.
Compared with prior art, the utility model has the advantage of: can monitor the concentration of formaldehyde in indoor multi-disc zone simultaneously, it is simple in structure, visual good, easy to use, adopt wireless mode simultaneously, without feeder line, connect, host computer and a plurality of slave computer can move at any time, are convenient to multimetering, and the extensibility of system is good.
The accompanying drawing explanation:
The structured flowchart that Fig. 1 is indoor multipoint formaldehyde pollution wireless monitor system described in the utility model;
The structured flowchart that Fig. 2 is slave computer described in the utility model.
Embodiment:
Below in conjunction with drawings and Examples, the utility model is further illustrated.The present embodiment is only the description to the utility model embodiment, scope of the present utility model is not had to any restriction.
The utility model comprises a host computer and a plurality of slave computer, host computer comprises first microprocessor, display module, key-press module, alarm module and wireless receiving module, display module, key-press module, alarm module all is connected with first microprocessor with wireless receiving module, slave computer comprises the second microprocessor, the formaldehyde signal detection module, signal processing module, A/D converter, power module, key-press module and wireless transmitter module, power module respectively with wireless transmitter module, formaldehyde signal detection module and the second microprocessor are electrically connected to, the formaldehyde signal detection module is through signal processing module, after A/D converter, with the second microprocessor, be connected, wireless transmitter module all is connected with the second microprocessor with key-press module, the hardware configuration of a plurality of slave computers is identical, be placed on respectively indoor multi-disc zone to be monitored.Alarm module is phonetic alarm.Display module is LCD display.Power module is lithium ion battery.Wireless transmitter module and wireless receiving module be complementary and between wireless telecommunications.
Preferably, described first microprocessor and the second microprocessor are selected the STC89C52 single-chip microcomputer, the formaldehyde signal detection module is selected formaldehyde sensor MQ138, signal processing module is selected high-precision meter amplifier AD620 chip and amplifier LM324 chip, A/D converter is selected the TLC1549 chip, wireless transmitter module and wireless receiving module are selected the NRF2401 chip, and display module is selected the LCD12864 liquid crystal display, and alarm module is selected the ISD1420 speech chip.
During use, a plurality of slave computers are placed in indoor multi-disc zone to be monitored, after a plurality of slave computers are converted into analog electrical signal by the formaldehyde signal detection module by the concentration of formaldehyde data of measurement, through signal processing module, amplified, and the unnecessary noise signal of elimination, by A/D converter, analog electrical signal is converted to digital signal again and sends into microprocessor, all data that microprocessor will be measured are calculated, are processed and storage, and excite wireless transmitter module that data are sent.After host computer powers on, wireless receiving module is placed in to accepting state, wait for that slave computer sends data, after monitoring slave computer data transmission and carrier frequency and matching addresses arranged, the host computer wireless receiving module starts to receive the concentration of formaldehyde data that corresponding slave computer sends, receive Data Post and become corresponding measurement result storage, the while is in the liquid crystal screen display of host computer.Key-press module can arrange the alarm threshold value of indoor each monitoring point concentration of formaldehyde, and when the concentration of formaldehyde superscalar data of certain monitoring point, system will automatically start alarm module and carry out audio alert.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.Multiple modification to these embodiment will be apparent for those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model realization in other embodiments.Therefore, the utility model will can not be limited to these embodiment shown in this article, but will accord with principle disclosed herein and features of novelty the widest consistent scope.
Claims (5)
1. indoor multipoint formaldehyde pollution wireless monitor system, comprise a host computer and a plurality of slave computer, it is characterized in that: described host computer comprises first microprocessor, display module, key-press module, alarm module and wireless receiving module, described display module, key-press module, alarm module all is connected with first microprocessor with wireless receiving module, described slave computer comprises the second microprocessor, the formaldehyde signal detection module, signal processing module, A/D converter, power module, key-press module and wireless transmitter module, described power module respectively with wireless transmitter module, formaldehyde signal detection module and the second microprocessor are electrically connected to, described formaldehyde signal detection module is through signal processing module, after A/D converter, with the second microprocessor, be connected, described wireless transmitter module all is connected with the second microprocessor with key-press module, the hardware configuration of described a plurality of slave computers is identical, be placed on respectively indoor multi-disc zone to be monitored.
2. indoor multipoint formaldehyde pollution wireless monitor system according to claim 1, it is characterized in that: described alarm module is phonetic alarm.
3. indoor multipoint formaldehyde pollution wireless monitor system according to claim 1, it is characterized in that: described display module is LCD display.
4. indoor multipoint formaldehyde pollution wireless monitor system according to claim 1, it is characterized in that: described power module is lithium ion battery.
5. indoor multipoint formaldehyde pollution wireless monitor system according to claim 1 is characterized in that: described wireless transmitter module and wireless receiving module be complementary and between wireless telecommunications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203466038U CN203337630U (en) | 2013-06-17 | 2013-06-17 | Wireless monitoring system of indoor multi-point formaldehyde pollution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203466038U CN203337630U (en) | 2013-06-17 | 2013-06-17 | Wireless monitoring system of indoor multi-point formaldehyde pollution |
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| Publication Number | Publication Date |
|---|---|
| CN203337630U true CN203337630U (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203466038U Expired - Fee Related CN203337630U (en) | 2013-06-17 | 2013-06-17 | Wireless monitoring system of indoor multi-point formaldehyde pollution |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370788A (en) * | 2016-10-12 | 2017-02-01 | 长沙群瑞电子科技有限公司 | Lower computer used for formaldehyde monitoring system |
| CN106448079A (en) * | 2016-11-17 | 2017-02-22 | 江苏智石科技有限公司 | Formaldehyde concentration detection and alarm system in industrial environment |
| CN109781806A (en) * | 2018-12-28 | 2019-05-21 | 贵州大学 | A kind of content of formaldehyde and source detecting instrument using multi-screen |
-
2013
- 2013-06-17 CN CN2013203466038U patent/CN203337630U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370788A (en) * | 2016-10-12 | 2017-02-01 | 长沙群瑞电子科技有限公司 | Lower computer used for formaldehyde monitoring system |
| CN106448079A (en) * | 2016-11-17 | 2017-02-22 | 江苏智石科技有限公司 | Formaldehyde concentration detection and alarm system in industrial environment |
| CN109781806A (en) * | 2018-12-28 | 2019-05-21 | 贵州大学 | A kind of content of formaldehyde and source detecting instrument using multi-screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20140617 |
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| EXPY | Termination of patent right or utility model |