CN207036788U - A variety of stationary phases can identify the gas chromatograph of separation simultaneously - Google Patents
A variety of stationary phases can identify the gas chromatograph of separation simultaneously Download PDFInfo
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- CN207036788U CN207036788U CN201720156434.XU CN201720156434U CN207036788U CN 207036788 U CN207036788 U CN 207036788U CN 201720156434 U CN201720156434 U CN 201720156434U CN 207036788 U CN207036788 U CN 207036788U
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- Prior art keywords
- gas
- carrier gas
- identify
- injection port
- detector
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Abstract
The utility model, which discloses one kind of multiple stationary phases, can identify the gas chromatograph of separation simultaneously, it is characterized in that, including carrier gas device, injection port, chromatographic column, detector and outlet, the carrier gas device, injection port, chromatographic column, detector and outlet are sequentially connected, carrier gas device at least two, the quantity of corresponding injection port, chromatographic column and detector are consistent with the quantity of carrier gas device；Asepwirator pump is connected with outlet, carrier gas device is connected by gas flowmeter with injection port；Gas chromatograph also includes memory, and memory is connected with detector.A variety of stationary phases of gas chromatograph can be realized by the utility model while be identified and isolated from.
Description
Technical field
The utility model belongs to gas analysis technology field, and more particularly to one kind of multiple stationary phases can identify separation simultaneously
Gas chromatograph.
Background technology
Gas chromatograph in oil, chemical industry, biochemistry, medical and health, food industry, environmental protection etc. extensive use,
For being analyzed and identified to each component in mixed gas.
Gas chromatograph is due to that mixture divides when through chromatographic column caused by the mobility difference of each chemical composition
From process.So can composition residing for the differential separation based on boiling point, polarity or molecular size.Separated composition subsequently passes through suitable
When detector.The concentration can of every kind of composition is aware of by calculating specific physical features.
But existing gas chromatograph can not meet a variety of mixtures while separate identification when in use, work effect is influenceed
Rate.
Utility model content
The purpose of this utility model is that the gas chromatograph of identification can be separated simultaneously by providing one kind of multiple stationary phases.
In order to solve the above technical problems, the utility model, which provides one kind of multiple stationary phases, can identify the gas phase color of separation simultaneously
Spectrometer, it is characterised in that including carrier gas device, injection port, chromatographic column, detector and outlet, the carrier gas device, sample introduction
Mouth, chromatographic column, detector and outlet are sequentially connected, carrier gas device at least two, corresponding injection port, chromatographic column and detection
The quantity of device is consistent with the quantity of carrier gas device；Asepwirator pump is connected with outlet, carrier gas device is by gas flowmeter with entering
Sample mouth connects；Gas chromatograph also includes memory, and memory is connected with detector.
Improvement of the present utility model has：In order to observe the pressure in carrier gas device, the carrier gas device is provided with pressure
Power table；
In order to which the pressure in gas chromatograph can be adjusted, the rotating speed of asepwirator pump is adjusted, the asepwirator pump is provided with speed governing
Device；
In order to adjust the size of carrier gas device outlet, the carrier gas device is provided with gas control valve；
In order that being come out from carrier gas device, the gas entered in chromatographic column is pure, and shield gas flow rate meter, the carrier gas fills
Put and pneumatic filter is additionally provided between injection port, pneumatic filter is located at before gas flowmeter；
In order to show the pressure value in gas chromatograph, the chromatographic column is provided with pressure display unit.
The beneficial effects of the utility model are：The utility model discloses one kind of multiple stationary phases can identify separation simultaneously
Gas chromatograph, the cooperation of the carrier gas device, injection port, chromatographic column and detector of setting can be made into gas chromatograph
Mixed gas is separated, and mixed gas can effectively be purified by being arranged on the pneumatic filter before injection port, protected gas flowmeter, made
It is purer to obtain mixed gas；Being provided with asepwirator pump enables to the gas separation of mixing more thorough, so that mixed gas
Separation is more thorough；Provided with multiple carrier gas devices, injection port, chromatographic column and detector so that device is divided into a plurality of gas passage,
The different passages in device can be made while worked, in addition can be according to reality so as to realize a variety of stationary phases while separate and identify
Border needs to increase the supporting number of carrier gas device, injection port, chromatographic column and detector, meets that mixed gas separates, so that
The gas chromatograph has more practicality.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model；
Label declaration：1- carrier gas devices；2- injection ports；3- chromatographic columns；4- detectors；5- outlets；6- memories；7-
Pressure gauge；8- gas control valves；9- pneumatic filters；10- gas flowmeters；11- pressure display units；12- asepwirator pumps；13- is adjusted
Fast device.
Embodiment
The utility model is further described with reference to the accompanying drawings and in conjunction with the embodiments.
Referring to the drawings 1, the utility model, which provides one kind of multiple stationary phases, can identify the gas chromatograph of separation simultaneously, and it is special
Sign is, including carrier gas device 1, injection port 2, chromatographic column 3, detector 4 and outlet 5, the carrier gas device 1, injection port 2,
Chromatographic column 3, detector 4 and outlet 5 are sequentially connected, carrier gas device 1 at least two, corresponding injection port 2, the and of chromatographic column 3
The quantity of detector 4 is consistent with the quantity of carrier gas device 1；Asepwirator pump 12 is connected with outlet 5, carrier gas device 1 passes through gas
Flowmeter 10 is connected with injection port 2；Gas chromatograph also includes memory 6, and memory 6 is connected with detector 4.
As further improvement of the utility model, in order to which the pressure in carrier gas device 1, the carrier gas device can be observed
1 is provided with pressure gauge 7；
In order to which the pressure in gas chromatograph can be adjusted, the rotating speed of asepwirator pump 12 is adjusted, the asepwirator pump 12 is provided with
Speed regulator 13；
In order to adjust the size of the outlet of carrier gas device 1, the carrier gas device 1 is provided with gas control valve 8；
In order that the gas out entered from carrier gas device 1 in chromatographic column is pure, and shield gas flow rate meter 10, the carrier gas
Pneumatic filter 9 is additionally provided between device 1 and injection port 2, pneumatic filter 9 is located at before gas flowmeter 10；
In order to show the pressure value in gas chromatograph, the chromatographic column 3 is provided with pressure display unit 11.
The course of work：The gas control valve 8 on carrier gas device 1 is opened, admixture of gas is entered by pneumatic filter 9
Injection port 2, chromatographic column 3 is entered by air inlet 2, in the presence of chromatographic column 3, mixed gas separated.Open on outlet 5
Asepwirator pump 12, in the presence of asepwirator pump 12, increase the pressure in gas chromatograph, make mixed gas separation thorough.
Gas flowmeter 10 is provided with before injection port 2, the gas flow shown according to gas flowmeter 10, adjusts carrier gas device
Gas control valve 8 on 1；Pressure display unit 11 is provided with gas chromatograph, the pressure value shown according to pressure display unit 11, is adjusted
The speed regulator 13 on asepwirator pump 12 is saved, to adjust the rotating speed of asepwirator pump 12, to adjust the gas pressure in gas chromatograph.
Gas after separation is detected into detector 4, and the data after detection are stored by memory 6.Detection is completed
Gas discharged by outlet 5.
Due to provided with multiple carrier gas devices 1, injection port 2, chromatographic column 3 and detector 4, so can detect and separate simultaneously and be more
Kind mixture.The course of work that the detection separating step of every kind of mixture is same as above.
Operation principle：The gas control valve 8 on carrier gas device 1 is opened, for shield gas flow rate meter 10, makes to enter gas phase
Gas in chromatograph is pure, and pneumatic filter 9 is provided with before gas flowmeter 10.Mixture is entered by pneumatic filter 9
Injection port, chromatographic column 3 is entered by air inlet 2, in the presence of chromatographic column 3, mixed gas separated.In order that mixed gas
What is separated is more thorough, and asepwirator pump 12 is connected with outlet 5, the asepwirator pump 12 on gas outlet 5 is opened, in the work of asepwirator pump 12
Under, increase the pressure in gas chromatograph, make mixed gas separation thorough；In order to protect gas chromatograph, in asepwirator pump 12
Flow speed control valve 13 is provided with, pressure display unit 11 is connected with the chromatographic column 3 of gas chromatograph, is shown according to pressure display unit 11
Pressure value, adjust asepwirator pump 12 on speed regulator 13, to adjust the rotating speed of asepwirator pump 12, to adjust the gas in gas chromatograph
Body pressure.
Gas flowmeter 10 is provided with before injection port 2, the gas flow shown according to gas flowmeter 10, adjusts carrier gas device
Gas control valve 8 on 1.
Gas after separation is detected into detector 4, and the data after detection are stored by memory 6.Detection is completed
Gas discharged by outlet 5.
Due to provided with multiple carrier gas devices 1, injection port 2, chromatographic column 3 and detector 4, so can detect and separate simultaneously and be more
Kind mixture.The operation principle that the detection separating step of every kind of mixture is same as above.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (6)
1. one kind of multiple stationary phases can identify the gas chromatograph of separation simultaneously, it is characterised in that including carrier gas device, sample introduction
Mouth, chromatographic column, detector and outlet, the carrier gas device, injection port, chromatographic column, detector and outlet are sequentially connected, and are carried
Device of air at least two, the quantity of corresponding injection port, chromatographic column and detector are consistent with the quantity of carrier gas device；Outlet
On be connected with asepwirator pump, carrier gas device is connected by gas flowmeter with injection port；Gas chromatograph also includes memory, storage
Device is connected with detector.
2. one kind of multiple stationary phases according to claim 1 can identify the gas chromatograph of separation simultaneously, it is characterised in that
The carrier gas device is provided with pressure gauge.
3. one kind of multiple stationary phases according to claim 1 can identify the gas chromatograph of separation simultaneously, it is characterised in that
The asepwirator pump is provided with speed regulator.
4. one kind of multiple stationary phases according to claim 1 can identify the gas chromatograph of separation simultaneously, it is characterised in that
The carrier gas device is provided with gas control valve.
5. one kind of multiple stationary phases according to claim 1 can identify the gas chromatograph of separation simultaneously, it is characterised in that
Pneumatic filter is additionally provided between the carrier gas device and injection port, pneumatic filter is located at before gas flow valve.
6. one kind of multiple stationary phases according to claim 1 can identify the gas chromatograph of separation simultaneously, it is characterised in that
The chromatographic column is provided with pressure display unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720156434.XU CN207036788U (en) | 2017-02-21 | 2017-02-21 | A variety of stationary phases can identify the gas chromatograph of separation simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720156434.XU CN207036788U (en) | 2017-02-21 | 2017-02-21 | A variety of stationary phases can identify the gas chromatograph of separation simultaneously |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207036788U true CN207036788U (en) | 2018-02-23 |
Family
ID=61472616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720156434.XU Expired - Fee Related CN207036788U (en) | 2017-02-21 | 2017-02-21 | A variety of stationary phases can identify the gas chromatograph of separation simultaneously |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207036788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235987A (en) * | 2021-11-25 | 2022-03-25 | 广东烟草广州市有限公司 | Method and device for identifying authenticity of electronic cigarette based on headspace-gas chromatography |
-
2017
- 2017-02-21 CN CN201720156434.XU patent/CN207036788U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235987A (en) * | 2021-11-25 | 2022-03-25 | 广东烟草广州市有限公司 | Method and device for identifying authenticity of electronic cigarette based on headspace-gas chromatography |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |