JPS6150248U - - Google Patents
Info
- Publication number
- JPS6150248U JPS6150248U JP13516384U JP13516384U JPS6150248U JP S6150248 U JPS6150248 U JP S6150248U JP 13516384 U JP13516384 U JP 13516384U JP 13516384 U JP13516384 U JP 13516384U JP S6150248 U JPS6150248 U JP S6150248U
- Authority
- JP
- Japan
- Prior art keywords
- gas
- suction
- port
- suction port
- sampling device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005070 sampling Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第１図はこの考案の一実施例を示す概略構成図
、第２図はこの考案の他の実施例を示す概略構成
図、第３図は従来のガスサンプリング装置を示す
概略構成図、第４図はガスセンサの要部を示す側
断面図である。
図中、２はガスセンサ、３はガス通路、４は吸
気口、５は排気口、６は吸引ポンプ、１１はガス
サンプリング装置、１２はＴ形継手、１３はエゼ
クタ、１４は絞り弁、１５はバイパス通路、１６
は吸引口、１７は負圧制限機構である。
FIG. 1 is a schematic diagram showing one embodiment of this invention, FIG. 2 is a schematic diagram showing another embodiment of this invention, FIG. 3 is a schematic diagram showing a conventional gas sampling device, and FIG. The figure is a side sectional view showing the main parts of the gas sensor. In the figure, 2 is a gas sensor, 3 is a gas passage, 4 is an intake port, 5 is an exhaust port, 6 is a suction pump, 11 is a gas sampling device, 12 is a T-shaped joint, 13 is an ejector, 14 is a throttle valve, and 15 is a bypass passage, 16
1 is a suction port, and 17 is a negative pressure limiting mechanism.
Claims (1)
引ポンプ、絞り弁を備えたエゼクタ、および排気
口とを直列に配設し、かつ前記Ｔ形継手から分岐
し前記エゼクタに形成した吸引口との間に前記ガ
ス通路と並列にバイパス通路を設けてガスサンプ
リング装置本体を形成し、さらに前記被検ガスを
検知する電気化学式のガスセンサを前記吸引口の
前段に設けたことを特徴とする負圧制限機構付ガ
スサンプリング装置。 An inlet port, a T-shaped joint, a suction pump, an ejector equipped with a throttle valve, and an exhaust port are arranged in series in a gas passage for the gas to be detected, and a suction branched from the T-shaped joint is formed in the ejector. A gas sampling device main body is formed by providing a bypass passage in parallel with the gas passage between the suction port and the suction port, and an electrochemical gas sensor for detecting the sample gas is provided in front of the suction port. Gas sampling device with negative pressure limiting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984135163U JPH0431578Y2 (en) | 1984-09-07 | 1984-09-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984135163U JPH0431578Y2 (en) | 1984-09-07 | 1984-09-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6150248U true JPS6150248U (en) | 1986-04-04 |
| JPH0431578Y2 JPH0431578Y2 (en) | 1992-07-29 |
Family
ID=30693662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984135163U Expired JPH0431578Y2 (en) | 1984-09-07 | 1984-09-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0431578Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5194888A (en) * | 1975-02-12 | 1976-08-19 | ||
| JPS57146131A (en) * | 1981-03-05 | 1982-09-09 | Toshiba Corp | Sampling device |
-
1984
- 1984-09-07 JP JP1984135163U patent/JPH0431578Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5194888A (en) * | 1975-02-12 | 1976-08-19 | ||
| JPS57146131A (en) * | 1981-03-05 | 1982-09-09 | Toshiba Corp | Sampling device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0431578Y2 (en) | 1992-07-29 |
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