JPS59104294U - Infrared heat detector - Google Patents
Infrared heat detectorInfo
- Publication number
- JPS59104294U JPS59104294U JP19743882U JP19743882U JPS59104294U JP S59104294 U JPS59104294 U JP S59104294U JP 19743882 U JP19743882 U JP 19743882U JP 19743882 U JP19743882 U JP 19743882U JP S59104294 U JPS59104294 U JP S59104294U
- Authority
- JP
- Japan
- Prior art keywords
- light receiving
- infrared
- heat
- receiving element
- heat detector
- 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
Landscapes
- Radiation Pyrometers (AREA)
- Control Of Combustion (AREA)
- Fire-Detection Mechanisms (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例の斜視図、第２図ａ。
ｂは同上の縦断面図、第３図は同上に用いる熱検知回路
の〜例を示す回路図、第４図は同上に用いる熱検知回路
の他の例を示す回路図、第５図は同上のカバーとボディ
の固定構造を示す斜視図、第６図は同上のボディとを結
合した状態を示す斜視図、第７図ａ、 ｂ、 ｃは
同上のカバーとボディとの固定構造の要部を示す斜視図
である。FIG. 1 is a perspective view of an embodiment of the present invention, and FIG. 2a is a perspective view of an embodiment of the present invention. b is a longitudinal sectional view of the same as above, FIG. 3 is a circuit diagram showing an example of a heat detection circuit used in the above, FIG. 4 is a circuit diagram showing another example of the heat detection circuit used in the above, and FIG. Fig. 6 is a perspective view showing the state in which the above body is combined, Fig. 7 a, b, and c are main parts of the fixing structure between the above cover and the body. FIG.
Claims (1)
光素子を内蔵仕るボディと、特定波長の赤外線を透過し
、前記ボディの受光面に着脱自在に装着される男バーと
、赤外線受光素子の受光レベルが所定の基準レベルより
も大きいときに熱検知出力を発生する熱検知回路とを有
する赤外線式熱検知器において、カバーとボディとの着
脱を検−知するスイッチを設けて、該スイッチの検知出
力により熱検知回路の検知感度を変更せしめて成る赤外
線式熱検知器。An infrared light receiving element whose light receiving direction can be adjusted freely, a body with a built-in infrared light receiving element, a man bar that transmits infrared rays of a specific wavelength and is detachably attached to the light receiving surface of the body, and an infrared light receiving element. In an infrared heat detector that has a heat detection circuit that generates a heat detection output when the received light level is higher than a predetermined reference level, a switch that detects attachment and detachment of the cover and the body is provided, and the switch is activated. An infrared heat detector that changes the detection sensitivity of the heat detection circuit depending on the detection output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19743882U JPS59104294U (en) | 1982-12-29 | 1982-12-29 | Infrared heat detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19743882U JPS59104294U (en) | 1982-12-29 | 1982-12-29 | Infrared heat detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59104294U true JPS59104294U (en) | 1984-07-13 |
| JPS6349829Y2 JPS6349829Y2 (en) | 1988-12-21 |
Family
ID=30422803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19743882U Granted JPS59104294U (en) | 1982-12-29 | 1982-12-29 | Infrared heat detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59104294U (en) |
-
1982
- 1982-12-29 JP JP19743882U patent/JPS59104294U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6349829Y2 (en) | 1988-12-21 |
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