CN104897582B - Smell spectrogram instrument and its operating method - Google Patents
Smell spectrogram instrument and its operating method Download PDFInfo
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- CN104897582B CN104897582B CN201510277963.0A CN201510277963A CN104897582B CN 104897582 B CN104897582 B CN 104897582B CN 201510277963 A CN201510277963 A CN 201510277963A CN 104897582 B CN104897582 B CN 104897582B
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- solenoid valve
- absorption cell
- smell
- absorbent
- receiver
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Abstract
The present invention is a kind of smell spectrogram instrument and its operating method, feature are：It includes vacuum pressed pump, absorption cell, monochromator and receiver.The import of the vacuum pressed pump is tightly connected the first solenoid valve, exit seal connects the 7th solenoid valve, optical transmission window is arranged in the both sides of the absorption cell, the import of absorption cell is pumped with vacuum pressed and Xi Shou Ji bottle are tightly connected, the outlet of absorption cell is connect with vacuum pressed pump seal, absorption cell bottom through-hole mouth is tightly connected with smell injection port and waste liquid bottle, monochromator and receiver are respectively placed at the optical transmission window of absorption cell both sides setting, monochromator single beam is radiated at receiver by absorption cell both sides, and receiver is connect with Computer signal.Its step is：Absorbent is added in absorption cell, is added and is tested smell sample, scanning survey, data storage shows measurement result, and waste liquid is discharged.Smell can be shown in the form of spectrogram, is used for monitored gas environment, food, drug, cosmetics and quality of chemical products analysis.
Description
Technical field
It is that a kind of smell spectrogram instrument and its operating method, the instrument can be by different smells the present invention relates to analytical instrument
It shows different spectrograms, the chemical composition of smell is determined according to different spectrograms.
Background technology
Currently, well known various gas analyzers and electronic nose are only able to display the concentration value of smell, the tool of mixed odor
Body ingredient and ratio can not be differentiated.Such as：The mixed gas of benzene, phenol and ethyl alcohol, various gas analyzers and electronic nose
The ratio of None- identified benzene, phenol and ethyl alcohol.Smell is prevalent in each environment, and the essence of smell is molecular motion.
It is its imperceptible presence there are many smell for the mankind.Some smells people are difficult that expression is clear describing the when felt
Chu can not also determine the specific ingredient of smell.Different smells has different spectrograms, and smell is allowed graphically to give expression to very
Real ingredient determines the specific ingredient of smell by the figure of display, and up to the present, there are no determine gas by the figure of display
The document of the specific ingredient of taste is recorded and practical application.
Invention content
The purpose of the present invention is：A kind of smell spectrogram instrument and its operating method are provided, it can be by smell in the form of spectrogram
It has been shown that, so that it is determined that the chemical composition of smell, is used for environmental monitoring gaseous contamination source, food quality, drug quality, quality of making up
The analysis of amount and quality of chemical products.
The present invention is realized by following technical scheme：A kind of smell spectrogram instrument, it is characterized in that：It includes vacuum pressed
Pump, absorption cell, the first solenoid valve, the 7th solenoid valve, third solenoid valve, the 6th solenoid valve, second solenoid valve, the 4th solenoid valve,
5th solenoid valve, monochromator and receiver.The import of the vacuum pressed pump is tightly connected the first solenoid valve, exit seal connection
7th solenoid valve, the absorption cell contain absorbent, and inlet and outlet, bottom setting overcurrent mouth are respectively set at the top of absorption cell,
Optical transmission window is arranged in the both sides of absorption cell, and the import of absorption cell is electric by the outlet of third solenoid valve and vacuum pressed pump and the 7th
It is tightly connected between magnet valve, is tightly connected by the 6th solenoid valve and Xi Shou Ji bottle, the outlet of absorption cell passes through second solenoid valve
It is tightly connected between import and the first solenoid valve with vacuum pressed pump, the overcurrent mouth of absorption cell passes through the 4th solenoid valve and smell
Injection port is tightly connected, is tightly connected by the 5th solenoid valve and waste liquid bottle, and monochromator and receiver are respectively placed in absorption cell two
At the optical transmission window of side setting, monochromator one end is electrically connected with vacuum pressed pump, the other end is electrically connected with receiver, in receiver
Set A/D, D/A, receiver is connect with the solenoid valve electrical connection of the first solenoid valve~the 7th, with Computer signal respectively.
The absorption cell is made of quartz glass or infrared transmitting crystal glass.
The absorbent is one kind or combinations thereof of inorganic liquid absorbent or organic liquid absorbent.
The scanning wavelength of the monochromator is 160-25000nm.
The receiver uses pyroelectricity.
A kind of operating method of smell spectrogram instrument, it is characterized in that：It includes the following steps：
1）Absorbent is added
Vacuum pressed pump is opened, the 6th solenoid valve, second solenoid valve and the 7th solenoid valve are opened simultaneously, second solenoid valve is logical
Crossing vacuum pressed pump and the emptying of the 7th solenoid valve makes absorption cell generate negative pressure, and the absorbent in absorbent bottle is passed through the 6th electromagnetism
Valve sucks in absorption cell, by 10-20 seconds, is then shut off whole solenoid valves；
2）Tested smell sample is added
The 4th solenoid valve, second solenoid valve and the 7th solenoid valve are opened, second solenoid valve passes through vacuum pressed pump and the 7th
Solenoid valve emptying makes absorption cell generate negative pressure, and tested smell sample is sucked absorption cell by smell injection port by the 4th solenoid valve
It is interior to be absorbed by absorbent, by 1-5 minutes, whole solenoid valves are then shut off, simultaneously close off vacuum pressed pump；
3）Scanning survey
Start monochromator, monochromatic spectrum scans the absorbent in irradiation absorption pond, and the light intensity that receiver detects absorbent becomes
Change；
4）Data storage：While monochromator scans, the light intensity variation of the absorbent detected is generated simulation by receiver
Electric signal is converted into digital signal by A/D, D/A, is transferred to computer, and computer handles the data of measurement, scanning
Terminate, Computer display measurement data, and the data of measurement are stored with document form；
5）Show conclusion
The data of measurement are formed collection of illustrative plates by computer, and are compared with one-component collection of illustrative plates, are formed and are tested smell sample
Chemical composition conclusion；
6）Waste liquid is discharged
Vacuum pressed pump is opened, the 5th solenoid valve, third solenoid valve and the first solenoid valve are opened simultaneously, third solenoid valve is logical
It crosses vacuum pressed pump and the first solenoid valve sucks air, so that absorption cell is generated atmospheric pressure, absorbent is pushed to pass through the 5th electromagnetism
Valve is discharged in waste liquid bottle, after emptying waste liquid, is closed whole solenoid valves, is simultaneously closed off vacuum pressed pump.
The beneficial effects of the invention are as follows：The present invention can be shown smell in the form of spectrogram, so that it is determined that the change of smell
It studies point, is used for environmental monitoring gaseous contamination source, food quality, drug quality, point of cosmetics quality and quality of chemical products
Analysis.Have the advantages that easy to operate, conclusion is accurate.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 flows to schematic diagram for present invention addition absorbent；
Fig. 3 flows to schematic diagram for the tested smell sample of present invention addition；
Fig. 4 flows to schematic diagram for present invention discharge waste liquid.
1 first solenoid valve in figure, 2 second solenoid valves, 3 third solenoid valves, 4 the 4th solenoid valves, 5 the 5th electricity
Magnet valve, 6 the 6th solenoid valves, 7 the 7th solenoid valves, 8 monochromators, 9 vacuum presseds pump, 10 absorbent bottles, 11 inhale
Receives pond, 12 receivers, 13 waste liquid bottles.
Specific implementation mode
Present invention will be further explained below with reference to the attached drawings and examples.
Referring to Fig. 1~Fig. 4, a kind of smell spectrogram instrument of the present invention, it include vacuum pressed pump, absorption cell, the first solenoid valve,
7th solenoid valve, third solenoid valve, the 6th solenoid valve, second solenoid valve, the 4th solenoid valve, the 5th solenoid valve, monochromator, reception
Device and computer.The import of the vacuum pressed pump is tightly connected the first solenoid valve, exit seal connects the 7th solenoid valve, described
Absorption cell contains absorbent, and inlet and outlet, bottom setting overcurrent mouth, the both sides setting of absorption cell are respectively set at the top of absorption cell
The import of optical transmission window, absorption cell passes through the company of sealing between third solenoid valve and the vacuum pressed outlet pumped and the 7th solenoid valve
It connects, be tightly connected by the 6th solenoid valve and Xi Shou Ji bottle, the outlet of absorption cell passes through second solenoid valve and vacuum pressed pump
It is tightly connected between import and the first solenoid valve, the overcurrent mouth of absorption cell is connected by the 4th solenoid valve and the sealing of smell injection port
It connects, be tightly connected by the 5th solenoid valve and waste liquid bottle, monochromator and receiver are respectively placed in the light transmission that absorption cell both sides are arranged
At window, monochromator one end is electrically connected with vacuum pressed pump, the other end is electrically connected with receiver, and A/D, D/A built in receiver connect
Device is received to connect with the electrical connection of the solenoid valve of the first solenoid valve~the 7th, with Computer signal respectively.The absorption cell is quartz glass
Or infrared transmitting crystal glass is made.The absorbent is one kind or its group of inorganic liquid absorbent or organic liquid absorbent
It closes.The scanning wavelength of the monochromator is 160-25000nm.The receiver uses pyroelectricity.The present invention uses the prior art
Manufacture, the solenoid valve of vacuum pressed pump, the first solenoid valve~the 7th, monochromator, receiver, computer and absorbent are existing
The commercial product of technology.
The present embodiment is a kind of industrial waste gas, and detection process includes the following steps：
1）Absorbent is added
Vacuum pressed pump is opened, the 6th solenoid valve, second solenoid valve and the 7th solenoid valve are opened simultaneously, second solenoid valve is logical
Crossing vacuum pressed pump and the emptying of the 7th solenoid valve makes absorption cell generate negative pressure, and the absorbent in absorbent bottle is passed through the 6th electromagnetism
Valve sucks in absorption cell, by 10-20 seconds, is then shut off whole solenoid valves；
2）Tested smell sample is added
The 4th solenoid valve, second solenoid valve and the 7th solenoid valve are opened, second solenoid valve passes through vacuum pressed pump and the 7th
Solenoid valve emptying makes absorption cell generate negative pressure, and tested smell sample is sucked absorption cell by smell injection port by the 4th solenoid valve
It is interior to be absorbed by absorbent, by 1-5 minutes, whole solenoid valves are then shut off, simultaneously close off vacuum pressed pump；
3）Scanning survey
Start monochromator, monochromatic spectrum scans the absorbent in irradiation absorption pond, and the light intensity that receiver detects absorbent becomes
Change；
4）Data storage：While monochromator scans, the light intensity variation of the absorbent detected is generated simulation by receiver
Electric signal is converted into digital signal by A/D, D/A, is transferred to computer, and computer handles the data of measurement, scanning
Terminate, Computer display measurement data, and the data of measurement are stored with document form；
5）Show conclusion
The data of measurement are formed collection of illustrative plates by computer, and are compared with one-component collection of illustrative plates, are formed and are tested smell sample
Chemical composition conclusion；
6）Waste liquid is discharged
Vacuum pressed pump is opened, the 5th solenoid valve, third solenoid valve and the first solenoid valve are opened simultaneously, third solenoid valve is logical
It crosses vacuum pressed pump and the first solenoid valve sucks air, so that absorption cell is generated atmospheric pressure, absorbent is pushed to pass through the 5th electromagnetism
Valve is discharged in waste liquid bottle, after emptying waste liquid, is closed whole solenoid valves, is simultaneously closed off vacuum pressed pump.
Claims (6)
1. a kind of smell spectrogram instrument, it includes absorption cell, monochromator, receiver and computer, and the absorption cell contains absorbent,
Inlet and outlet, bottom setting overcurrent mouth are respectively set at the top of absorption cell, optical transmission window, the monochrome is arranged in the both sides of absorption cell
Device and receiver are respectively placed at the optical transmission window of absorption cell both sides setting, it is characterized in that：Further include vacuum pressed pump, the first electricity
Magnet valve, the 7th solenoid valve, third solenoid valve, the 6th solenoid valve, second solenoid valve, the 4th solenoid valve, the 5th solenoid valve, it is described true
The import of empty force (forcing) pump is tightly connected the first solenoid valve, exit seal connects the 7th solenoid valve, and the import of absorption cell passes through third
It is tightly connected at position between solenoid valve and the outlet and the 7th solenoid valve of vacuum pressed pump, by the 6th solenoid valve and absorption
Agent bottle is tightly connected, and the outlet of absorption cell passes through the position between second solenoid valve and the vacuum pressed import pumped and the first solenoid valve
It sets place to be tightly connected, the overcurrent mouth of absorption cell is tightly connected by the 4th solenoid valve and smell injection port, passes through the 5th solenoid valve
It is tightly connected with waste liquid bottle, monochromator one end is electrically connected with vacuum pressed pump, the other end is electrically connected with receiver, built in receiver
A/D, D/A, receiver are connect with the electrical connection of the solenoid valve of the first solenoid valve~the 7th, with Computer signal respectively.
2. a kind of smell spectrogram instrument as described in claim 1, it is characterized in that：The absorption cell is quartz glass or saturating infrared crystalline substance
Body glass is made.
3. a kind of smell spectrogram instrument as described in claim 1, it is characterized in that：The absorbent is inorganic liquid absorbent or has
One kind or combinations thereof of machine liquid-absorbant.
4. a kind of smell spectrogram instrument as described in claim 1, it is characterized in that：The scanning wavelength of the monochromator is 160-
25000nm。
5. a kind of smell spectrogram instrument as described in claim 1, it is characterized in that：The receiver uses pyroelectricity.
6. a kind of operating method of the smell spectrogram instrument of claim 1, it is characterized in that：It includes the following steps：
1）Absorbent is added
Vacuum pressed pump is opened, opens simultaneously the 6th solenoid valve, second solenoid valve and the 7th solenoid valve, second solenoid valve passes through true
Empty force (forcing) pump and the emptying of the 7th solenoid valve make absorption cell generate negative pressure, and the absorbent in absorbent bottle is inhaled by the 6th solenoid valve
Enter in absorption cell, by 10-20 seconds, is then shut off whole solenoid valves；
2）Tested smell sample is added
The 4th solenoid valve, second solenoid valve and the 7th solenoid valve are opened, second solenoid valve passes through vacuum pressed pump and the 7th electromagnetism
Valve emptying makes absorption cell generate negative pressure, and tested smell sample is sucked quilt in absorption cell by smell injection port by the 4th solenoid valve
Absorbent absorbs, and by 1-5 minutes, is then shut off whole solenoid valves, simultaneously closes off vacuum pressed pump；
3）Scanning survey
Start monochromator, monochromatic spectrum scans the absorbent in irradiation absorption pond, and receiver detects the light intensity variation of absorbent；
4）Data storage：While monochromator scans, the light intensity variation of the absorbent detected is generated analog telecommunications by receiver
Number, it is converted into digital signal by A/D, D/A built in receiver, is transferred to computer, computer carries out the data of measurement
Processing, the end of scan, Computer display measurement data, and the data of measurement are stored with document form；
5）Show conclusion
The data of measurement are formed collection of illustrative plates by computer, and are compared with one-component collection of illustrative plates, and the chemistry for being tested smell sample is formed
Ingredient conclusion；
6）Waste liquid is discharged
Vacuum pressed pump is opened, opens simultaneously the 5th solenoid valve, third solenoid valve and the first solenoid valve, third solenoid valve passes through true
Empty force (forcing) pump and the first solenoid valve suck air, and absorption cell is made to generate atmospheric pressure, and absorbent is pushed to be arranged by the 5th solenoid valve
Go out into waste liquid bottle, after emptying waste liquid, closes whole solenoid valves, simultaneously close off vacuum pressed pump.
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| CN201510277963.0A CN104897582B (en) | 2015-05-28 | 2015-05-28 | Smell spectrogram instrument and its operating method |
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| CN201510277963.0A CN104897582B (en) | 2015-05-28 | 2015-05-28 | Smell spectrogram instrument and its operating method |
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| EP1308713A1 (en) * | 2001-11-02 | 2003-05-07 | Qmet ApS | A method of determining the content of SO2 in a beverage product |
| CN201392316Y (en) * | 2008-06-27 | 2010-01-27 | 中国建筑材料检验认证中心 | Carbon dioxide photoelectric titration apparatus and carbon dioxide photoelectric titration analytical instrument |
| CN103033499B (en) * | 2011-10-08 | 2016-08-31 | 桂林欧博仪器技术有限公司 | A kind of water quality analytical system |
| CN202512062U (en) * | 2012-03-27 | 2012-10-31 | 保定市金科汇电子有限公司 | Full-automatic acid value determiner for petroleum products |
| CN103424383A (en) * | 2012-05-22 | 2013-12-04 | 中国科学院研究生院 | On-line monitor for reactive oxygen species in the atmosphere |
| CN204666504U (en) * | 2015-05-28 | 2015-09-23 | 吉林市吉光科技有限责任公司 | Smell spectrogram instrument |
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