CN206399910U - A kind of VOCs pollution sources characterization factor monitors chromatograph on-line - Google Patents
A kind of VOCs pollution sources characterization factor monitors chromatograph on-line Download PDFInfo
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- CN206399910U CN206399910U CN201720075143.8U CN201720075143U CN206399910U CN 206399910 U CN206399910 U CN 206399910U CN 201720075143 U CN201720075143 U CN 201720075143U CN 206399910 U CN206399910 U CN 206399910U
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Abstract
Chromatograph is monitored on-line the utility model discloses a kind of VOCs pollution sources characterization factor, including gas source module, sample block, detection module and ten-way valve, the gas source module includes the carrier gas device being sequentially connected, carrier gas removes hydrocarbon cleaning system and carrier gas flux control system, and the carrier gas flux control system connects the ten-way valve；The sample block passes through ten-way valve connection absorption resolution system；The detection module includes a chromatogram arrangement, and the chromatogram arrangement is connected by chromatographic column with the ten-way valve；The chromatogram arrangement connects hydrogen source gas pipeline and air source of the gas pipeline in addition.The utility model is a kind of on-line monitoring system, is directly accessed to the system and is detected after sample is collected, equipment instrument is small, it is easy to repair, is adapted to the use of complicated industry spot.
Description
Technical field
The utility model is a kind of chromatograph, more particularly to a kind of VOCs pollution sources characterization factor on-line monitoring mass spectrograph.
Background technology
Gas chromatograph is the device that biased sample is carried out to separation analysis detection, and carrier gas carries desire in gas chromatograph
The sample of separation separates each component in sample, is then detected, passed through respectively through detector by the stationary phase in chromatographic column
Data collecting system collects the peak height or area of each component in sample, obtains needing the content of component by calculating.
Traditional gas chromatograph is carrying out empty parsing.Carried out after the sampling after a time now of the problem of this method
The authenticity for analyzing the sample reflected is poor, operates more complicated；If resolution speed is not fast enough simultaneously, it can influence point
Quantitative effect is analysed, while sample introduction could complete analysis to needs twice.In gas during VOCs detection, it must be inhaled at the scene with adsorption tube
It is attached, it is then more complicated by being resolved to chromatograph analysis, the process operation with pyrolysis analyzer to laboratory, to the behaviour of laboratory technician
Make level requirement higher.
Utility model content
The utility model provides a kind of VOCs pollution sources characterization factor and monitors chromatograph on-line there is provided real-time detection function,
Instrument and equipment small volume, it is easy to repair, has wide range of applications.
The utility model is realized by following technical scheme：
A kind of VOCs pollution sources characterization factor monitors chromatograph, including gas source module on-line, sample block, detection module with
Ten-way valve, the gas source module includes the carrier gas device being sequentially connected, and carrier gas removes hydrocarbon cleaning system and carrier gas flux control system,
The carrier gas flux control system connects the ten-way valve；The sample block passes through ten-way valve connection absorption parsing system
System；The detection module includes a chromatogram arrangement, and the chromatogram arrangement is connected by chromatographic column with the ten-way valve；The color
Spectral apparatus connects hydrogen source gas pipeline and air source of the gas pipeline in addition；The chromatograph includes sampling line connection and sample introduction pipeline
Connected mode.
The hydrogen sampling device and hydrogen that the hydrogen source gas pipeline includes being sequentially connected remove hydrocarbon cleaning system；The air
The air sampling device and air that source of the gas pipeline includes being sequentially connected remove hydrocarbon cleaning system.
The connected mode of the sampling line is：Gas source module connects ten-way valve the 4th by carrier gas flux control system
Mouthful, into the 5th mouthful of ten-way valve, connect first chromatographic column, into chromatogram arrangement, hydrogen source gas pipeline and air gas source pipe
Road direction chromatogram arrangement supplies hydrogen source gas and air source of the gas；Gas source module connects ten-way valve the 7th by carrier gas flux control system
Mouthful, into the 6th mouthful of ten-way valve, into second chromatographic column, into second mouthful of ten-way valve, into the 3rd mouthful of ten-way valve, row
It is empty；Sample is by the 9th mouthful of ten-way valve, into ten-way valve first, into adsorption and analysis device, into the 8th mouthful of ten-way valve, enters
Enter the 9th mouthful of ten-way valve, empty.
The connected mode of the sample introduction pipeline is：Gas source module connects ten-way valve the 4th by carrier gas flux control system
Mouthful, into the 3rd mouthful of ten-way valve, emptying；Gas source module connects the 7th mouthful of ten-way valve by carrier gas flux control system, and described
Sample meets for the 8th mouthful in ten-way valve in the sampling mode of sampling line connected mode, and carry sample back into absorption parsing
Device, into ten-way valve first, into second mouthful of ten-way valve, into the second chromatographic column, into the 6th mouthful of ten-way valve, into ten
The 5th mouthful of port valve, into the first chromatographic column, into chromatogram arrangement, hydrogen source gas pipeline and air gas source pipe road direction chromatogram arrangement are supplied
To hydrogen source gas and air source of the gas.
The beneficial effects of the utility model are：
1. the utility model is can to complete the chromatograph of efficient detection in working site, it is easy to carried and maintenance.
2. being adapted to complicated working site, accuracy of detection is high.
Brief description of the drawings
Fig. 1 is the connecting line signal of the utility model VOCs pollution sources characterization factor on-line monitoring mass spectrograph sampling state
Figure
Fig. 2 is the connecting line signal of the utility model VOCs pollution sources characterization factor on-line monitoring mass spectrograph sample introduction state
Figure
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
It is the connecting line that the utility model VOCs pollution sources characterization factor on-line monitoring mass spectrograph samples state such as Fig. 1
Schematic diagram, including gas source module, sample block, detection module and ten-way valve V1, gas source module include the carrier gas dress being sequentially connected
11 are put, carrier gas removes hydrocarbon cleaning system 12 and carrier gas flux control system 13, carrier gas flux control system 13 connects the ten-way valve
V1；Sample block passes through ten-way valve connection absorption resolution system 14；Detection module includes a chromatogram arrangement 20, chromatogram arrangement 20
It is connected by chromatographic column with ten-way valve V1；Chromatogram arrangement 20 connects hydrogen source gas pipeline and air source of the gas pipeline in addition；Chromatograph
Including sampling line connection and sample introduction pipeline connecting mode.Hydrogen source gas pipeline includes the He of hydrogen sampling device 23 being sequentially connected
Hydrogen removes hydrocarbon cleaning system 21；The air sampling device 24 and air that air source of the gas pipeline includes being sequentially connected remove hydrocarbon cleaning system
22。
In Fig. 1, the connected mode of sampling line is specially：The connection carrier gas of carrier gas device 11 is except hydrocarbon cleaning system 12 and carries
Airflow volume control system 13, the 4th mouthful 4 of the ten-way valve of connection of carrier gas flux control system 13, into the 5th mouthful 5 of ten-way valve, connection one
Individual first chromatographic column 17, into chromatogram arrangement 20, hydrogen source gas pipeline and the supply hydrogen of air gas source pipe road direction chromatogram arrangement 20
Source of the gas and air source of the gas；The connection carrier gas of carrier gas device 11 removes hydrocarbon cleaning system 12 and carrier gas flux control system 13, carrier gas flux
The 7th mouthful 7 of the ten-way valve of connection of control system 13, into the 6th mouthful 6 of ten-way valve, into second chromatographic column 19, into ten-way valve
Second mouthful 2, into the 3rd mouthful 3 of ten-way valve, emptying 18；Sample 16, into ten-way valve first 1, is entered by the 9th mouthful 9 of ten-way valve
Enter adsorption and analysis device 14, into the 8th mouthful 8 of ten-way valve, into the 9th mouthful 9 of ten-way valve, discharge system 15.
It is the connecting line that the utility model VOCs pollution sources characterization factor monitors mass spectrograph sample introduction state on-line such as Fig. 2
Schematic diagram, the connected mode of sample introduction pipeline is specially：The connection carrier gas of carrier gas device 11 removes hydrocarbon cleaning system 12 and carrier gas flux control
System 13 processed, the 4th mouthful 4 of the ten-way valve of connection of carrier gas flux control system 13, into the 3rd mouthful 3 of ten-way valve, emptying 18；Carrier gas is filled
11 connection carrier gas are put except hydrocarbon cleaning system 12 and carrier gas flux control system 13, the connection of carrier gas flux control system 13 ten-way valve the
Seven mouthful 7, now exactly sampling mode switches to sample introduction pattern, and carrier gas exists with sample in the sampling mode of sampling line connected mode
Ten-way valve meets for the 8th mouthful 8, and carries sample and back into adsorption and analysis device 14, logical into ten into ten-way valve first 1
Second mouthful 2 of valve, into the second chromatographic column 19, into the 6th mouthful 6 of ten-way valve, into the 5th mouthful 5 of ten-way valve, into the first chromatographic column
17, into chromatogram arrangement 20, hydrogen source gas pipeline and air gas source pipe road direction chromatogram arrangement supply hydrogen source gas and air source of the gas.
Above example is merely to illustrate the technical solution of the utility model and unrestricted, have references to preferred embodiment to this
Utility model is described in detail, it will be understood by those within the art that, can be to technical side of the present utility model
Case is modified or equivalent substitution, and without departing from the objective and scope of technical solutions of the utility model, it all should cover in this reality
Among new right.
Claims (4)
1. a kind of VOCs pollution sources characterization factor monitors chromatograph on-line, it is characterised in that：Including gas source module, sample block,
Detection module and ten-way valve, the gas source module include the carrier gas device being sequentially connected, and carrier gas removes hydrocarbon cleaning system and carrier gas stream
Amount control system, the carrier gas flux control system connects the ten-way valve；The sample block is connected by the ten-way valve
Adsorb resolution system；The detection module includes a chromatogram arrangement, and the chromatogram arrangement passes through chromatographic column and the ten-way valve
Connection；The chromatogram arrangement connects hydrogen source gas pipeline and air source of the gas pipeline in addition；The chromatograph connects including sampling line
Connect and sample introduction pipeline connecting mode.
2. VOCs pollution sources characterization factor as claimed in claim 1 monitors chromatograph on-line, it is characterised in that：The hydrogen gas
The hydrogen sampling device and hydrogen that source capsule road includes being sequentially connected remove hydrocarbon cleaning system；The air source of the gas pipeline includes connecting successively
The air sampling device and air connect removes hydrocarbon cleaning system.
3. VOCs pollution sources characterization factor as claimed in claim 2 monitors chromatograph on-line, it is characterised in that：The probe tube
The connected mode on road is：Gas source module connects the 4th mouthful of ten-way valve by carrier gas flux control system, into the 5th mouthful of ten-way valve,
First chromatographic column is connected, into chromatogram arrangement, hydrogen source gas pipeline and air gas source pipe road direction chromatogram arrangement supply hydrogen
Source of the gas and air source of the gas；Gas source module connects the 7th mouthful of ten-way valve by carrier gas flux control system, into the 6th mouthful of ten-way valve,
Into second chromatographic column, into second mouthful of ten-way valve, into the 3rd mouthful of ten-way valve, emptying；Sample passes through ten-way valve the 9th
Mouthful, into ten-way valve first, into adsorption and analysis device, into the 8th mouthful of ten-way valve, into the 9th mouthful of ten-way valve, emptying.
4. VOCs pollution sources characterization factor as claimed in claim 2 monitors chromatograph on-line, it is characterised in that：The sample feeding pipe
The connected mode on road is：Gas source module connects the 4th mouthful of ten-way valve by carrier gas flux control system, into the 3rd mouthful of ten-way valve,
Emptying；Gas source module connects the 7th mouthful of ten-way valve by carrier gas flux control system, with taking for the sampling line connected mode
Sample meets for the 8th mouthful in ten-way valve in original mold formula, and carries sample and back into adsorption and analysis device, into ten-way valve first
Mouthful, into second mouthful of ten-way valve, into the second chromatographic column, into the 6th mouthful of ten-way valve, into the 5th mouthful of ten-way valve, into first
Chromatographic column, into chromatogram arrangement, hydrogen source gas pipeline and air gas source pipe road direction chromatogram arrangement supply hydrogen source gas and air gas
Source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075143.8U CN206399910U (en) | 2017-01-19 | 2017-01-19 | A kind of VOCs pollution sources characterization factor monitors chromatograph on-line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075143.8U CN206399910U (en) | 2017-01-19 | 2017-01-19 | A kind of VOCs pollution sources characterization factor monitors chromatograph on-line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206399910U true CN206399910U (en) | 2017-08-11 |
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| CN201720075143.8U Active CN206399910U (en) | 2017-01-19 | 2017-01-19 | A kind of VOCs pollution sources characterization factor monitors chromatograph on-line |
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| CN (1) | CN206399910U (en) |
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2017
- 2017-01-19 CN CN201720075143.8U patent/CN206399910U/en active Active
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