CN209327149U - The detection device of acetylene content in a kind of gas phase - Google Patents
The detection device of acetylene content in a kind of gas phase Download PDFInfo
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- CN209327149U CN209327149U CN201822244640.3U CN201822244640U CN209327149U CN 209327149 U CN209327149 U CN 209327149U CN 201822244640 U CN201822244640 U CN 201822244640U CN 209327149 U CN209327149 U CN 209327149U
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- absorption plant
- gas absorption
- gas
- admission line
- acetylene
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Abstract
The utility model discloses a kind of detection devices of acetylene content in gas phase, the device is made of collection airbag, the first admission line, shut-off valve, first gas absorption plant, the first quantitative measurment precision balance, the second admission line, second gas absorption plant and the second quantitative measurment precision balance, when in use, the quality m of first gas absorption plant and second gas absorption plant is read by the first quantitative measurment precision balance and the second quantitative measurment precision balance1Open shut-off valve, the acetylene in the collection airbag equipped with acetylene is set to enter first gas absorption plant through shut-off valve and the first admission line, second gas absorption plant is entered by the second admission line again, after collecting the acetylene gas in airbag and all discharging, shut-off valve is closed, the quality m of first gas absorption plant and second gas absorption plant is read by the first quantitative measurment precision balance and the second quantitative measurment precision balance2, then integrate the content of acetylene in airbag as m2‑m1.The apparatus structure is simple, easy to operate, easy to carry, can be applied to the measurement of different acetylene contents in gas phase.
Description
Technical field
The utility model relates to a kind of detection device of acetylene content in gas phase.
Background technique
Currently, the method for acetylene content is gas chromatography in general measurement gas phase, this method can be quantified accurately
The content of acetylene in gas phase is analyzed, but in the presence of consuming time is long, sample volume is unstable (need to carry out accurate quantitative analysis using quantitative loop
Sample introduction), instrument needed for testing is costly and not can be carried out the shortcomings that on-site measurement.
Therefore, to meet experimental study and popularization and application the needs of, there is an urgent need to one kind being capable of quick and precisely quantitative test
Out in gas phase acetylene content device.
Summary of the invention
The purpose of this utility model is to provide a kind of detection device of acetylene content in gas phase, the device be by collection airbag,
First admission line, shut-off valve, first gas absorption plant, the first quantitative measurment precision balance, the second admission line, the second gas
Body absorption plant and the second quantitative measurment precision balance composition, when in use, pass through the first quantitative measurment precision balance and second
The quality m of quantitative measurment precision balance reading first gas absorption plant and second gas absorption plant1, shut-off valve is opened, is made
Acetylene in collection airbag equipped with acetylene flows through shut-off valve with the gas velocity of 10-100ml/min and the first admission line enters
One gas absorbing device, then second gas absorption plant is entered by the second admission line, wait collect the acetylene gas in airbag
All after release, shut-off valve is closed, reads first by the first quantitative measurment precision balance and the second quantitative measurment precision balance
The quality m of gas absorbing device and second gas absorption plant2, then integrate the content of acetylene in airbag as m2- m1.The apparatus structure
Simply, easy to operate, easy to carry, test is accurate, can be applied to the measurement of different acetylene contents in gas phase.
The detection device of the content of acetylene in a kind of gas phase described in the utility model, the device are by acetylene collection airbag
(1), the first admission line (2), shut-off valve (3), first gas absorption plant (4), the first quantitative measurment precision balance (5),
Two admission lines (8), second gas absorption plant (6) and the second quantitative measurment precision balance (7) composition, absorb in first gas
Symmetrical first admission line (2) and the second admission line (8) is respectively set in the top of device (4), and acetylene collection airbag (1) passes through
First admission line (2) is connect with first gas absorption plant (4), and first gas absorption plant (4) bottom is provided with first
Quantitative measurment precision balance (5)；First gas absorption plant (4) passes through the second admission line (8) and second gas absorption plant
(6) it connects, second gas absorption plant (6) bottom is provided with the second quantitative measurment precision balance (7), in the first admission line
(2) and on the second admission line (8) it is respectively arranged with shut-off valve (3).
It is respectively provided with absorber in first gas absorption plant (4) and second gas absorption plant (6), is filled in absorber
There is tetrahydrofuran absorbing liquid.
The detection device of the content of acetylene in a kind of gas phase described in the utility model, the first quantitative measurment essence in the device
The accuracy of close balance (5) and the second quantitative measurment precision balance (7): 0.0001g, the pipeline are corrosion-resistant conduit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model, in which: 1- collection airbag, the first admission line of 2-, 3- shut-off valve, 4-
First gas absorption plant, 5- the first quantitative measurment precision balance, 6- second gas absorption plant, the second quantitative measurment of 7- are accurate
Balance, the second admission line of 8-.
Specific embodiment
The utility model is described further below in conjunction with attached drawing, and provides embodiment.
The detection device of the content of acetylene in a kind of gas phase described in the utility model, the device are by collection airbag 1, first
Admission line 2, shut-off valve 3, first gas absorption plant 4, the first quantitative measurment precision balance 5, the second admission line 8, second
Gas absorbing device 6 and the second quantitative measurment precision balance 7 composition, are respectively set pair on the top of first gas absorption plant 4
The first admission line 2 and the second admission line 8 claimed, collection airbag 1 pass through the first admission line 2 and first gas absorption plant 4
Connection, is provided with the first quantitative measurment precision balance 5 in 4 bottom of first gas absorption plant；First gas absorption plant 4 passes through
Second admission line 8 is connect with the second quantitatively measuring device 7, and 6 bottom of second gas absorption plant is provided with the first quantitative survey
Precision balance 7 is measured, is respectively arranged with shut-off valve 3 on the first admission line 2 and the second admission line 8；First gas absorbs dress
Set the absorber being respectively provided in 4 and second gas absorption plant 6 to the higher tetrahydrofuran absorbing liquid of acetylene solubility；
As shown in Figure 1, when in use, the collection airbag 1 equipped with acetylene is quantified by the first admission line 2 with being placed in first
First gas absorption plant 4 on precision measurement apparatus 5 connects, and first gas absorption plant 4 passes through the second admission line 8 and sets
It is connected in the second gas absorption plant 6 on the second quantitative precision measurement apparatus 7, by passing through the first quantitative measurment precision balance
The quality m of first gas absorption plant and second gas absorption plant is read with the second quantitative measurment precision balance1, open cut-off
Valve 3, make equipped with the acetylene in acetylene collection airbag 1 with the gas velocity of 10-100ml/min flow through shut-off valve 3 and the first admission line 2 into
Enter to first gas absorption plant 4, then second gas absorption plant 6 is entered by the second admission line 8, in airbag 1 to be collected
Acetylene gas all after release, close shut-off valve 3, it is accurate to pass through the first quantitative measurment precision balance 5 and the second quantitative measurment
The quality m of balance 7 reading first gas absorption plant 4 and second gas absorption plant 62, then the content for collecting acetylene in airbag 1 is
m2-m1。
Claims (2)
1. the detection device of the content of acetylene in a kind of gas phase, it is characterised in that the device is by collection airbag (1), the first air inlet pipe
Road (2), shut-off valve (3), first gas absorption plant (4), the first quantitative measurment precision balance (5), the second admission line (8),
Second gas absorption plant (6) and the second quantitative measurment precision balance (7) composition, on the top of first gas absorption plant (4)
Be respectively set symmetrical first admission line (2) and the second admission line (8), collection airbag (1) by the first admission line (2) with
First gas absorption plant (4) connection, is provided with the first quantitative measurment precision balance in first gas absorption plant (4) bottom
(5)；First gas absorption plant (4) is connect by the second admission line (8) with second gas absorption plant (6), in the second gas
Body absorption plant (6) bottom is provided with the second quantitative measurment precision balance (7), in the first admission line (2) and the second air inlet pipe
Shut-off valve (3) are respectively arranged on road (8).
2. the detection device of the content of acetylene in a kind of gas phase according to claim 1, it is characterised in that first gas is inhaled
It is respectively provided with absorber in receiving apparatus (4) and second gas absorption plant (6), tetrahydrofuran absorbing liquid is housed in absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822244640.3U CN209327149U (en) | 2018-12-29 | 2018-12-29 | The detection device of acetylene content in a kind of gas phase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822244640.3U CN209327149U (en) | 2018-12-29 | 2018-12-29 | The detection device of acetylene content in a kind of gas phase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209327149U true CN209327149U (en) | 2019-08-30 |
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| CN201822244640.3U Active CN209327149U (en) | 2018-12-29 | 2018-12-29 | The detection device of acetylene content in a kind of gas phase |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049435A (en) * | 2021-04-25 | 2021-06-29 | 武汉中科标测科技有限公司 | System and method for rapidly estimating total content of harmful gases in air |
| CN114112776A (en) * | 2021-11-24 | 2022-03-01 | 西安镭博赛因科学仪器有限公司 | Based on closed circulation absorption measurement H in natural gas2Method for S content |
-
2018
- 2018-12-29 CN CN201822244640.3U patent/CN209327149U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049435A (en) * | 2021-04-25 | 2021-06-29 | 武汉中科标测科技有限公司 | System and method for rapidly estimating total content of harmful gases in air |
| CN114112776A (en) * | 2021-11-24 | 2022-03-01 | 西安镭博赛因科学仪器有限公司 | Based on closed circulation absorption measurement H in natural gas2Method for S content |
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