JPS62153558U - - Google Patents
Info
- Publication number
- JPS62153558U JPS62153558U JP4184586U JP4184586U JPS62153558U JP S62153558 U JPS62153558 U JP S62153558U JP 4184586 U JP4184586 U JP 4184586U JP 4184586 U JP4184586 U JP 4184586U JP S62153558 U JPS62153558 U JP S62153558U
- Authority
- JP
- Japan
- Prior art keywords
- sampling tube
- type smoke
- detection device
- inlet
- small holes
- 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 7
- 239000000779 smoke Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図はこの考案のサンプリング管式の煙検出
装置をクリーンルームに設けた場合の概略図、第
２図は第１図のサンプリング管の正面図、第３図
はその側面図、第４図はその斜視図、第５図はこ
れらの説明図、第６図は従来装置の概略図、第７
図はそのサンプリング管の正面図である。
１……クリーンルーム、３……換気装置、３１
……送気ダクト、３２……フイルタ、３３……排
気ダクト、３４……吸込口、３５……フアン、４
……サンプリング管、４１，４３……小孔、４２
……外周管部、４４……中央管部、４５……共通
管、５……煙検出器、６……吸引装置。
Figure 1 is a schematic diagram of the sampling tube type smoke detection device of this invention installed in a clean room, Figure 2 is a front view of the sampling tube in Figure 1, Figure 3 is its side view, and Figure 4 is Its perspective view, Fig. 5 is an explanatory diagram of these, Fig. 6 is a schematic diagram of the conventional device, and Fig. 7 is a schematic diagram of the conventional device.
The figure is a front view of the sampling tube. 1...Clean room, 3...Ventilation system, 31
... Air supply duct, 32 ... Filter, 33 ... Exhaust duct, 34 ... Suction port, 35 ... Fan, 4
...Sampling tube, 41, 43...Small hole, 42
...Outer tube section, 44...Central tube section, 45...Common pipe, 5...Smoke detector, 6...Suction device.
Claims (1)
グ管式の煙検出装置であつて、サンプリング管が
上記吸込口の周縁に沿つて設けられる複数の小孔
を備えた外周管部とこれと連通しかつ突出して設
けられる複数の小孔を備えた中央管部とこれらを
散乱光あるいはイオン化式などの煙検出器に接続
する共通管とで構成されることを特徴とするサン
プリング管式煙検出装置。 A sampling tube-type smoke detection device installed at an inlet of ventilation equipment, etc., in which the sampling tube communicates with and projects from an outer circumferential pipe section provided with a plurality of small holes provided along the periphery of the inlet. 1. A sampling tube type smoke detection device comprising a central tube section provided with a plurality of small holes, and a common tube connecting these sections to a scattered light or ionization type smoke detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4184586U JPH0438274Y2 (en) | 1986-03-24 | 1986-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4184586U JPH0438274Y2 (en) | 1986-03-24 | 1986-03-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62153558U true JPS62153558U (en) | 1987-09-29 |
| JPH0438274Y2 JPH0438274Y2 (en) | 1992-09-08 |
Family
ID=30857213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4184586U Expired JPH0438274Y2 (en) | 1986-03-24 | 1986-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438274Y2 (en) |
-
1986
- 1986-03-24 JP JP4184586U patent/JPH0438274Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0438274Y2 (en) | 1992-09-08 |