CN218350306U - Be applied to integrated device between many on-line analysis appearance - Google Patents
Be applied to integrated device between many on-line analysis appearance Download PDFInfo
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- CN218350306U CN218350306U CN202221641123.XU CN202221641123U CN218350306U CN 218350306 U CN218350306 U CN 218350306U CN 202221641123 U CN202221641123 U CN 202221641123U CN 218350306 U CN218350306 U CN 218350306U
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Abstract
The utility model relates to a gas analysis technical field discloses a be applied to integrated device between many online analyzer, including integrated device, main line, first tributary way, second tributary way, helium ion chromatograph, total hydrocarbon analyzer, trace oxygen analyzer, trace water analyzer and a plurality of inlet line, first tributary way and second tributary way with the main line is parallelly connected, helium ion chromatograph and total hydrocarbon analyzer with first tributary way is parallelly connected, trace oxygen analyzer and trace water analyzer with second tributary way is parallelly connected, the inlet line respectively with the main line is connected, the inlet line with all install the solenoid valve between the main line, the solenoid valve respectively with integrated device connects, and this device can realize that multiloop gas circulation advances kind, can also set up the one-way circulation according to the demand and advance kind, and flexible operation, elasticity are big.
Description
Technical Field
The utility model relates to a gas analysis device, in particular to be applied to the aggregate unit between many on-line analysis appearance.
Background
In the chemical production process, in order to ensure the accuracy of production process parameters, the reaction gas of each process section pipeline is often required to be sampled and analyzed. In the past, the manual mode is adopted to switch the gas paths to complete the analysis control process in the multi-gas-path gas analysis process, so that the links of the gas analysis are not connected, and the accuracy of the gas analysis is affected.
Disclosure of Invention
Therefore, the to-be-solved technical problem of the utility model is to provide a can realize that multiloop gas circulation advances kind, can also set up the aggregate unit between many on-line analysis appearance that single pass circulation advances kind according to the demand.
The technical scheme of the utility model is realized like this:
the utility model provides a be applied to integrated device between many on-line analysis appearance, including integrated device, main line, first lateral conduit, second lateral conduit, helium ion chromatograph, total hydrocarbon analyzer, trace oxygen analyzer, trace water content analyzer and a plurality of air inlet pipe way, first lateral conduit and second lateral conduit with the main line is parallelly connected, helium ion chromatograph and total hydrocarbon analyzer with first lateral conduit is parallelly connected, trace oxygen analyzer and trace water content analyzer with second lateral conduit is parallelly connected, air inlet pipe way respectively with the main line is connected, air inlet pipe way with all install the solenoid valve between the main line, the solenoid valve respectively with the integrated device connects.
Preferably, the combination unit comprises an autosampler, and the electromagnetic valves are respectively electrically connected with the autosampler.
Preferably, the air conditioner further comprises an emptying pipeline and a first bypass, the air inlet pipeline is connected with the emptying pipeline in parallel through the first bypass, and the first bypass is arranged in front of the electromagnetic valve.
Preferably, the front ends of the helium ion chromatograph and the total hydrocarbon analyzer are respectively provided with a second bypass, and the second bypasses are communicated with the emptying pipeline.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a be applied to integrated unit between many on-line analysis appearance selects to open required return circuit back through integrated unit control solenoid valve, sends to helium ion chromatograph, total hydrocarbon analysis appearance, trace oxygen analysis appearance and trace water analyzer respectively and detects, carries out each item data detection to sample gas through each analytical instrument, and this device can realize that multiloop gas circulation advances kind, can also set up the one-way circulation according to the demand and advance kind, and flexible operation, elasticity are big.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.
FIG. 1 is a schematic view of a connection structure of a combination unit applied among a plurality of on-line analyzers according to the present invention;
fig. 2 is a connection block diagram of the combination unit and the electromagnetic valve in the combination unit applied among a plurality of on-line analyzers.
In the figure, 1 is a combined device, 2 is a main pipeline, 3 is a first branch pipeline, 4 is a second branch pipeline, 5 is a helium ion chromatograph, 6 is a total hydrocarbon analyzer, 7 is a trace oxygen analyzer, 8 is a trace water analyzer, 9 is an air inlet pipeline, 10 is an electromagnetic valve, 11 is an emptying pipeline, 12 is a first bypass, and 13 is a second bypass.
Detailed Description
In order to better understand the technical content of the present invention, the following embodiments are provided, and the present invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 2, the utility model provides a be applied to integrated device between many on-line analyzers, including integrated device 1, main line 2, first branch pipeline 3, second branch pipeline 4, helium ion chromatograph 5, total hydrocarbon analyzer 6, trace oxygen analyzer 7, trace moisture analyzer 8 and a plurality of admission pipeline 9, first branch pipeline 3 and second branch pipeline 4 with main line 2 is parallelly connected, helium ion chromatograph 5 and total hydrocarbon analyzer 6 with first branch pipeline 3 is parallelly connected, trace oxygen analyzer 7 and trace moisture analyzer 8 with second branch pipeline 4 is parallelly connected, admission pipeline 9 respectively with main line 2 is connected, admission pipeline 9 with all install solenoid valve 10 between the main line 2, solenoid valve 10 respectively with integrated device 1 connects, through the opening or closing of solenoid valve 10 on the every admission pipeline 9 of integrated device 1 automatic control.
Taking three air inlet pipelines 9 as an example, each air inlet pipeline 9 is provided with an electromagnetic valve 10, after the electromagnetic valve 10 is controlled by the combined device 1 to selectively open a required loop, the loop is respectively sent to the helium ion chromatograph 5, the total hydrocarbon analyzer 6, the trace oxygen analyzer 7 and the trace water analyzer 8 for detection, and various data detection is carried out on sample gas by each analyzer.
The analytical instruments can be purchased by a network purchase platform on line or off line, and the helium ion chromatograph 5 adopts a DID helium ion chromatograph 5 for detecting the content of nitrogen in high-purity hydrogen; a total hydrocarbon analyzer 6 (model: TSPEC-6100) for detecting the contents of CO2, CO and CH4 in the high-purity hydrogen gas; a trace oxygen analyzer 7 (model: 3000T) for detecting the oxygen content in the high-purity hydrogen gas; and a trace water analyzer 8 (model: CI-PC 36) for detecting the water content in the high-purity hydrogen gas.
The combination unit 1 comprises an automatic sample injector, the electromagnetic valves 9 are respectively electrically connected with the automatic sample injector, the automatic sample injector adopts a commercially available XGHP sample injector time controller, a control module is arranged in the automatic sample injector, time and period programs are set according to requirements, the electrification and the outage of the electromagnetic valves 10 are controlled according to the programs, the conduction and the closing of the electromagnetic valves 10 are realized, and the smoothness and the stopping of all the air inlet pipelines 9 are controlled.
The air intake pipeline 9 is connected with the emptying pipeline 11 in parallel through a first bypass 12, and the first bypass 12 is arranged in front of the electromagnetic valve 10.
The front ends of the helium ion chromatograph 5 and the total hydrocarbon analyzer 6 are respectively provided with a second bypass 13, the sample gas firstly passes through the second bypass 13 and then enters the helium ion chromatograph 5 or the total hydrocarbon analyzer 6, and the second bypass 13 is communicated with the emptying pipeline 11.
The air inlet side of the air inlet pipeline 9 is communicated with the emptying pipeline 11 through a first bypass 12, the sample gas flows into the first bypass 12 and then flows to the electromagnetic valve 10, and when the air inlet amount is too large, redundant sample gas is discharged into the emptying pipeline 11 through the first bypass 12 to play a certain role in flow regulation; because the requirements of the helium ion chromatograph 5 and the total hydrocarbon analyzer 6 on the sample gas are strict, the gas flow is further adjusted through the second bypass 13, meanwhile, in order to avoid gas mixing, after the gas analysis is completed, the pipeline needs to be purged, the gas in the pipeline of the second bypass 13 is purged into the emptying pipeline 11, and the real validity of the next detection data is ensured.
The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a be applied to integrated unit between many on-line analyzers, its characterized in that, includes integrated unit, main line, first branch pipeline, second branch pipeline, helium ion chromatograph, total hydrocarbon analyzer, trace oxygen analyzer, trace water analyzer and a plurality of inlet lines, first branch pipeline and second branch pipeline with the main line is parallelly connected, helium ion chromatograph and total hydrocarbon analyzer with first branch pipeline is parallelly connected, trace oxygen analyzer and trace water analyzer with second branch pipeline is parallelly connected, the inlet line respectively with the main line is connected, all install the solenoid valve between inlet line and the main line, the solenoid valve respectively with integrated unit connects.
2. The combination of claim 1, wherein the combination comprises an autosampler, and the solenoid valves are electrically connected to the autosampler respectively.
3. The combination unit of claim 1, further comprising a vent line and a first bypass, wherein the air inlet line is connected in parallel with the vent line through the first bypass, and the first bypass is disposed in front of the solenoid valve.
4. The combination unit of claim 3, wherein the helium ion chromatograph and the total hydrocarbon analyzer are provided with a second bypass at the front ends thereof, and the second bypass is communicated with the vent pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221641123.XU CN218350306U (en) | 2022-06-29 | 2022-06-29 | Be applied to integrated device between many on-line analysis appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221641123.XU CN218350306U (en) | 2022-06-29 | 2022-06-29 | Be applied to integrated device between many on-line analysis appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218350306U true CN218350306U (en) | 2023-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221641123.XU Active CN218350306U (en) | 2022-06-29 | 2022-06-29 | Be applied to integrated device between many on-line analysis appearance |
Country Status (1)
| Country | Link |
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| CN (1) | CN218350306U (en) |
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2022
- 2022-06-29 CN CN202221641123.XU patent/CN218350306U/en active Active
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