CN201233398Y - Spoilage organic intelligent rapid inspection instrument with logical identification - Google Patents
Spoilage organic intelligent rapid inspection instrument with logical identification Download PDFInfo
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- CN201233398Y CN201233398Y CNU2008200753133U CN200820075313U CN201233398Y CN 201233398 Y CN201233398 Y CN 201233398Y CN U2008200753133 U CNU2008200753133 U CN U2008200753133U CN 200820075313 U CN200820075313 U CN 200820075313U CN 201233398 Y CN201233398 Y CN 201233398Y
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Abstract
The utility model relates to a putrefactive organism intelligent rapid-inspection instrument with a logic identification function; a gas distributor is connected with a controllable flow rate meter, a multi-circuit abnormal allotypic sensor array and a gas sampling pump. The multi-circuit alotypic sensor array is connected with a signal amplification circuit; the signal amplification circuit is connected with an A/D conversion module and is connected with a single-chip logic analysis control module. Through the analysis on the representative gas phase compositions and the content of the representative gas phase composition in the putrefactive matter decomposer, the biological chemical characteristic information is converted to the electric signal characteristic value spectrum of a multiplexing gate circuit; after being judged by the logic identification circuit, the suspicious matter result is displayed and the voice alarming prompting is given. Being applied to the inspection and quarantine process of the entry and exit renewable waste raw material, the instrument can rapidly detect the putrefactive matter, and automatically judge the corruption matter and the category of the corruption matter according to the identification of the biological chemical gas information spectrum that is radiated by different corruption matters and the logical program analysis.
Description
Technical field
The utility model belongs to test analytical instrument, be particularly related to a kind of fast detecting portable unit that corrupt substance is surveyed that has the biochemical information logic identification--have the intelligent fast detector for putrefactive organisms of logic identification, the preliminary detection and the identification of the organic corrupt substance in the renewable waste material that can be used for entering and leaving the border.
Background technology
Spoilage organism is may have one of important dangerous factor in the renewable waste material of entry and exit.All spoilage organisms all are the corrupt decomposition products of multiplying thing of mosquito, fly, mouse, pathogenic bacteria etc., comprise methane, organic acid, ammonia, sulfuretted hydrogen, alcohols, mercaptan, indoles, more than 200 kind of odorant such as peptone.Main Ingredients and Appearance has methane, sulfuretted hydrogen, ammonia, mercaptan, indoles.Methane is combustible material, and sulfuretted hydrogen and ammonia all are noxious materials, and alcohol, indoles are the main sources that constitutes stench.
Existing chemical substance detector mainly is divided into two big classes: a class is that the laboratory is fixed, and its measurement range is wide, precision is high, is used for qualitative identification and quantitative test, and volume weight is bigger usually, and it is long that test detects the preparatory period, linear and portable poor; Another kind of is portable instrument, often is confined to the detection of a certain or several chemical gas compositions, no matter any detector mostly is based on the check and analysis successively to a certain class biological chemistry gas, can not effectively corrupt substance be differentiated and survey.
Summary of the invention
The purpose of this utility model is to provide a kind of fast detecting instrument that corrupt substance is surveyed that has a biochemical information logic identification-have intelligent fast detector for putrefactive organisms of logic identification.This corrupt substance fast detecting instrument be used to enter and leave the border quarantine and examination process of renewable waste material, not only can onlinely detect easily and have or not corrupt substance, but also can write the identification and the logical program analysis of the biological chemistry gas information spectrum that various corrupt substances are given out, and then judge whether to exist corrupt substance and classification thereof automatically.
The utility model realized by following technical proposals,
A kind of intelligent fast detector for putrefactive organisms that has logic identification, it is characterized in that: connect the flow-controllable meter by gas distributor, the flow-controllable meter connects the special-shaped sensor array of multichannel, the special-shaped sensor array of multichannel connects gas samping pump, connect signal amplification circuit from the special-shaped sensor array of multichannel, signal amplification circuit connects the A/D modular converter, and the A/D modular converter connects single-chip microcomputer logic analysis control module.
Single-chip microcomputer logic analysis control module connects display module, and single-chip microcomputer logic analysis control module connects acoustic-optic alarm.
Single-chip microcomputer logic analysis control module has following connecting to form: single-chip microcomputer connects the A/D modular converter, and single-chip microcomputer connects latch, single-chip microcomputer connect with or door, latch with or door be connected LCD.
Advantage of the present utility model is:
1. will measure the data processing circuit, air chamber (comprising sensor wherein), data display circuit of many gases, when warning circuit is equal to as in the electric unit of same detection, so just making same place survey multiple gases becomes possibility, has realized a multi-purpose instrument.
2. increase the detected gas flow, improve the data response speed of instrument.
3. in order to use powerful gas function of search, sound and light alarm and display circuit are set.Warning circuit and display circuit are controlled according to the uniform data of gathering by single-chip microcomputer.Every kind of gas all is provided with alarm limit, has any gas to exceed standard, and causes warning when showing.
4. for the detection of spoilage organism, logic gates is set.The principal ingredient of spoilage organism is a methane, ammonia, sulfuretted hydrogen etc., when the characteristic feature gas of spoilage organism exists simultaneously, logic gates is carried out logic identification by the biochemical information that sensor is gone out, and forms the numerical information spectrum and demarcate good numerical information spectrum signature contrast in advance, output guide sound optical alarm circuit through conversion, amplification and A/D conversion, make it produce unique sound and light alarm and demonstration, characterize the existence that spoilage organism is arranged.
5. new tested corrupt substance and the numerical information characteristic spectrum storehouse of tested corrupt substance in the new instrument more be can demarcate, detecting function and accuracy increased.
6. have simple operation, detect rapidly, be easy to carry, convenient on-the-spot the use.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model
The single-chip microcomputer logic analysis control circuit schematic diagram that Fig. 2 adopts for the utility model
The power circuit diagram that Fig. 3 adopts for the utility model
1. gas distributors among the figure; 2. flow-controllable meter; 3. the special-shaped sensor array of multichannel; 4. sampling pump; 5. control panel 6. acoustic-optic alarms; 7.A/D modular converter; 8. single-chip microcomputer logic analysis control module; 9. display module; 10. signal amplification circuit; 11. single-chip microcomputer crystal oscillator module; 12. single-chip microcomputer; 13. LCD; 14. with or the door; 15. latch; 16.A/D converter; 17. power module
Embodiment
The utility model as shown in Figure 1 is made of gas distributor 1, flow-controllable meter 2, the special-shaped sensor array 3 of multichannel, gas samping pump 4, signal amplification circuit 10, A/D modular converter 7, single-chip microcomputer logic analysis control module 8, display module 9 and acoustic-optic alarm 6.
Connect the flow-controllable meter by gas distributor, the flow-controllable meter connects the special-shaped sensor array of multichannel, the special-shaped sensor array of multichannel connects gas samping pump, connect signal amplification circuit from the special-shaped sensor array of multichannel, signal amplification circuit connects the A/D modular converter, and the A/D modular converter connects single-chip microcomputer logic analysis control module.
Single-chip microcomputer logic analysis control module connects display module, and single-chip microcomputer logic analysis control module connects acoustic-optic alarm.
Single-chip microcomputer logic analysis control module has following connecting to form: single-chip microcomputer connects the A/D modular converter, and single-chip microcomputer connects latch, single-chip microcomputer connect with or door, latch with or door be connected LCD.
By to typicalness gas phase composition in the corrupt substance analyte and content detection analysis thereof, its biochemical characteristics information is transformed into the electric signal character numerical value spectrum of multiplexing gate circuit, through the logic identification circuit judges, provide the suspicious material result and show and the audio alert prompting.
At first, judge the one group of representative gases that can represent this corrupt substance atmosphere feature and according to its character select to adapt with it the sensitiveest, convenient and comparatively cheaply sensor detect, gas application different sensors of different nature detects, belong to toxic gas as sulfuretted hydrogen, be fit to detect with electrochemical sensor; Methane is typical inflammable gas, general applied catalysis combustion-type sensor; Ammonia detects and is more suitable for application general-purpose solid state sensor,
Secondly, the instrument room increases built-in sampling pump and concentrates gas production, multichannel air chamber air feed is set to adapt to the detection requirement of the special-shaped sensor array of multichannel, the gas sample is discharged by gas outlet through the controllable type flowmeter by probe, make gas stream when probe, have flow, can accelerate data processing speed and instrument response ability shortening gas like this in catalysis element surface diffusion burning time.
The multiple sensor output signal is unified to be that (electrochemical sensor needs the current/voltage conversion circuit to the voltage signal that changes, current signal is changed into voltage change signal), after signal amplification circuit is with this voltage signal processing and amplifying, enter A/D converter, the simulating signal that changes is changed into digital signal, input as single-chip microcomputer, by being used for after the single-chip microcomputer processing, enter display circuit and warning circuit.
The control panel circuit, this circuit connects sensor, built-in sampling pump, sound light alarming circuit and display circuit; The unlatching of its control multiple sensors reaches the selection that each sensor can be surveyed gas; The unlatching of built-in sampling pump; The unlatching of sound and light alarm be provided with etc.
Claims (3)
1. intelligent fast detector for putrefactive organisms that has logic identification, it is characterized in that: connect the flow-controllable meter by gas distributor, the flow-controllable meter connects the special-shaped sensor array of multichannel, the special-shaped sensor array of multichannel connects gas samping pump, connect signal amplification circuit from the special-shaped sensor array of multichannel, signal amplification circuit connects the A/D modular converter, and the A/D modular converter connects single-chip microcomputer logic analysis control module.
2. by the described intelligent fast detector for putrefactive organisms that has logic identification of claim 1, it is characterized in that: single-chip microcomputer logic analysis control module connects display module, and single-chip microcomputer logic analysis control module connects acoustic-optic alarm.
3. by claim 1 or the 2 described intelligent fast detector for putrefactive organisms that have logic identification, it is characterized in that: single-chip microcomputer logic analysis control module has following connecting to form: single-chip microcomputer connects the A/D modular converter, single-chip microcomputer connects latch, single-chip microcomputer connect with or door, latch with or door be connected LCD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200753133U CN201233398Y (en) | 2008-07-14 | 2008-07-14 | Spoilage organic intelligent rapid inspection instrument with logical identification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200753133U CN201233398Y (en) | 2008-07-14 | 2008-07-14 | Spoilage organic intelligent rapid inspection instrument with logical identification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201233398Y true CN201233398Y (en) | 2009-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200753133U Expired - Fee Related CN201233398Y (en) | 2008-07-14 | 2008-07-14 | Spoilage organic intelligent rapid inspection instrument with logical identification |
Country Status (1)
| Country | Link |
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| CN (1) | CN201233398Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975806A (en) * | 2010-08-20 | 2011-02-16 | 郑州炜盛电子科技有限公司 | Combined type gas sensor and gas detection method thereof |
-
2008
- 2008-07-14 CN CNU2008200753133U patent/CN201233398Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975806A (en) * | 2010-08-20 | 2011-02-16 | 郑州炜盛电子科技有限公司 | Combined type gas sensor and gas detection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20100714 |