JPH043326U - - Google Patents
Info
- Publication number
- JPH043326U JPH043326U JP4297090U JP4297090U JPH043326U JP H043326 U JPH043326 U JP H043326U JP 4297090 U JP4297090 U JP 4297090U JP 4297090 U JP4297090 U JP 4297090U JP H043326 U JPH043326 U JP H043326U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- detection sensor
- temperature detection
- temperature
- substrate
- 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.)
- Pending
Links
- 239000013307 optical fiber Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Description
第1図イは本考案実施例の斜視図、同ロはその
断面図、第2図はセンサに用いた光導波路を構成
する基板を示すものでイはその平面図ロはその側
面図である。
1……光フアイバコード、1a……心線、2…
…基板、3……光導波路、4……接着剤、5……
金属板、6……モールドケース、6a……取出口
。
Figure 1A is a perspective view of an embodiment of the present invention, Figure 1B is a cross-sectional view thereof, and Figure 2 shows a substrate constituting an optical waveguide used in a sensor; . 1... Optical fiber cord, 1a... Core wire, 2...
...Substrate, 3... Optical waveguide, 4... Adhesive, 5...
Metal plate, 6...Mold case, 6a...Outlet.
Claims (1)
乱光を検出することによつて光フアイバ各部の温
度測定を行なう温度検出用センサにおいて、前記
光フアイバに、基板上に屈曲して構成され、かつ
少くともDTSの距離分解能以上の長さを有する
光導波路を接続したことを特徴とする温度検出用
センサ。 In a temperature detection sensor that measures the temperature of each part of the optical fiber by inputting light from one end of the optical fiber and detecting the backscattered light, the optical fiber is bent on a substrate, and A temperature detection sensor characterized by connecting an optical waveguide having a length that is at least longer than the distance resolution of DTS.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4297090U JPH043326U (en) | 1990-04-20 | 1990-04-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4297090U JPH043326U (en) | 1990-04-20 | 1990-04-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH043326U true JPH043326U (en) | 1992-01-13 |
Family
ID=31554982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4297090U Pending JPH043326U (en) | 1990-04-20 | 1990-04-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH043326U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007178349A (en) * | 2005-12-28 | 2007-07-12 | Hitachi Cable Ltd | Optical sensor, optical temperature measuring device and measuring device using the sensor |
-
1990
- 1990-04-20 JP JP4297090U patent/JPH043326U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007178349A (en) * | 2005-12-28 | 2007-07-12 | Hitachi Cable Ltd | Optical sensor, optical temperature measuring device and measuring device using the sensor |
JP4706475B2 (en) * | 2005-12-28 | 2011-06-22 | 日立電線株式会社 | Measuring method using optical sensor |