JPS6457590U - - Google Patents
Info
- Publication number
- JPS6457590U JPS6457590U JP15256887U JP15256887U JPS6457590U JP S6457590 U JPS6457590 U JP S6457590U JP 15256887 U JP15256887 U JP 15256887U JP 15256887 U JP15256887 U JP 15256887U JP S6457590 U JPS6457590 U JP S6457590U
- Authority
- JP
- Japan
- Prior art keywords
- smoke detection
- main body
- smoke
- detection section
- insect screen
- 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
- 239000000779 smoke Substances 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 8
- 241000238631 Hexapoda Species 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例を示した検煙部本体
の説明図、第２図は本願考案者がすでに提案して
いる感知器の組立分解図、第３図は第２図の検煙
部本体を取出して示した説明図である。
３：検煙部本体、４：取付ビス、４ａ：頭部、
５ａ：発光素子収納部、６ａ：受光素子収納部、
８：壁板、９：防虫網、１３：ベース板、１４：
通し穴、１５：リブ。
Fig. 1 is an explanatory diagram of the main body of the smoke detection unit showing one embodiment of the present invention, Fig. 2 is an exploded view of a sensor already proposed by the inventor of the present invention, and Fig. 3 is an explanatory diagram of the smoke detection unit main body showing an embodiment of the present invention. It is an explanatory view showing a smoke part body taken out. 3: Smoke detector body, 4: Mounting screw, 4a: Head,
5a: light emitting element storage section, 6a: light receiving element storage section,
8: Wall board, 9: Insect screen, 13: Base board, 14:
Through hole, 15: Rib.
Claims (1)
検出機構を内蔵し周壁に外部からの煙の流入を許
容するが外部からの光の入射は遮断する周壁で成
るラビリンス構造を設けた検煙部本体と、該検煙
部本体の周壁の外側に設けた防虫網とを有し、前
記検煙部本体を前記防虫網の外側で取付ビスによ
りケース本体に固定する光電式煙感知器に於いて
、 前記取付ビスに近接した前記防虫網の部分を絶
縁被覆するリブを前記検煙部本体と一体に設けた
ことを特徴とする光電式煙感知器。[Claim for Utility Model Registration] A smoke detection mechanism consisting of a light emitting element and a light receiving element, and a surrounding wall incorporating the smoke detection mechanism and allowing smoke to enter from the outside but blocking light from entering the surrounding wall. a smoke detection section main body having a labyrinth structure, and an insect screen provided on the outside of a peripheral wall of the smoke detection section main body, and the smoke detection section main body is fixed to the case body with a mounting screw outside the insect screen. A photoelectric smoke detector characterized in that a rib is provided integrally with the main body of the smoke detection section to insulate and cover a portion of the insect screen close to the mounting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15256887U JPH063515Y2 (en) | 1987-10-05 | 1987-10-05 | Photoelectric smoke detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15256887U JPH063515Y2 (en) | 1987-10-05 | 1987-10-05 | Photoelectric smoke detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6457590U true JPS6457590U (en) | 1989-04-10 |
| JPH063515Y2 JPH063515Y2 (en) | 1994-01-26 |
Family
ID=31427614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15256887U Expired - Lifetime JPH063515Y2 (en) | 1987-10-05 | 1987-10-05 | Photoelectric smoke detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH063515Y2 (en) |
-
1987
- 1987-10-05 JP JP15256887U patent/JPH063515Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH063515Y2 (en) | 1994-01-26 |