JPH01171383U - - Google Patents
Info
- Publication number
- JPH01171383U JPH01171383U JP6685788U JP6685788U JPH01171383U JP H01171383 U JPH01171383 U JP H01171383U JP 6685788 U JP6685788 U JP 6685788U JP 6685788 U JP6685788 U JP 6685788U JP H01171383 U JPH01171383 U JP H01171383U
- Authority
- JP
- Japan
- Prior art keywords
- optical
- air
- optical sensor
- sensor
- fiber
- 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
- 230000003287 optical effect Effects 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 4
- 239000013307 optical fiber Substances 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000003449 preventive effect Effects 0.000 claims 1
Description
第１図はこの考案による防滴手段付き光センサ
ー装置をビームセンサーに適用した一実施例を示
す断面図、第２図はこの考案による防滴手段付き
光センサー装置をフアイバセンサーに適用した別
の実施例を示す断面図、及び第３図は第２図の線
―における正面図である。
１……ビームセンサー、２……ビームセンサー
本体、３……レンズ、４……ケース、５……電線
ケーブル、６……エアチユーブ、９……エア供給
チユーブ、１０……エア通路、１１……エア吐出
口、１２，２９……光通路、２０……フアイバセ
ンサー、２２……ケース、２３……光フアイバ、
２４……エア通路、２５……エア吐出口、２６…
…外皮ケーブル（ケース）、２８……エア供給口
、Ａ……エアの流れ方向。
Fig. 1 is a cross-sectional view showing an embodiment in which the optical sensor device with drip-proof means according to this invention is applied to a beam sensor, and Fig. 2 is a cross-sectional view showing another embodiment in which the optical sensor device with drip-proof means according to this invention is applied to a fiber sensor. A sectional view showing the embodiment, and FIG. 3 is a front view taken along the line - in FIG. 2. 1... Beam sensor, 2... Beam sensor body, 3... Lens, 4... Case, 5... Electric wire cable, 6... Air tube, 9... Air supply tube, 10... Air passage, 11... Air discharge port, 12, 29... optical path, 20... fiber sensor, 22... case, 23... optical fiber,
24...Air passage, 25...Air discharge port, 26...
...Outer cable (case), 28...Air supply port, A...Air flow direction.
Claims (1)
と対象物間の光通路に対してエアを吹き出すエア
吐出手段を前記光センサーに設けたことを特徴と
する防滴手段付き光センサー装置。 (2) 前記光センサーはビームセンサーであり、
前記エア吐出手段は圧縮エア供給手段を有すると
共に、前記ビームセンサーのビーム収束用レンズ
と光電気変換部とを内部に収容するケースに接続
したエア供給口、前記レンズの外周部に形成した
エア吐出口、及び前記レンズと前記ケースとの間
隙に形成したエア通路から構成したことを特徴と
する請求項１に記載の防滴手段付き光センサー装
置。 (3) 前記光センサーがフアイバセンサーであり
、前記エア吐出手段は圧縮エア供給手段を有する
と共に、前記フアイバセンサーの光フアイバを包
むケースに接続したエア供給口、前記光フアイバ
の先端外周部に形成したエア吐出口、及び前記光
フアイバと前記ケースとの間隙に形成したエア通
路から構成したことを特徴とする請求項１に記載
の防滴手段付き光センサー装置。[Claims for Utility Model Registration] (1) A preventive device characterized in that the optical sensor is provided with an air discharge means for blowing air toward the optical sensing portion of the optical sensor and the optical path between the optical sensor and the object. Optical sensor device with drop means. (2) the optical sensor is a beam sensor;
The air discharge means has a compressed air supply means, an air supply port connected to a case that accommodates the beam converging lens and the photoelectric conversion unit of the beam sensor, and an air discharge port formed on the outer periphery of the lens. 2. The optical sensor device with drip-proof means according to claim 1, comprising an outlet and an air passage formed in a gap between the lens and the case. (3) The optical sensor is a fiber sensor, and the air discharge means has compressed air supply means, and an air supply port connected to a case surrounding the optical fiber of the fiber sensor, formed on the outer periphery of the tip of the optical fiber. 2. The optical sensor device with drip-proof means according to claim 1, further comprising an air outlet formed in the air outlet and an air passage formed in a gap between the optical fiber and the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6685788U JPH01171383U (en) | 1988-05-23 | 1988-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6685788U JPH01171383U (en) | 1988-05-23 | 1988-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01171383U true JPH01171383U (en) | 1989-12-05 |
Family
ID=31292245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6685788U Pending JPH01171383U (en) | 1988-05-23 | 1988-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01171383U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006153827A (en) * | 2004-11-26 | 2006-06-15 | Metrol Ltd | Sensor for adhesion check |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5233063B1 (en) * | 1971-04-16 | 1977-08-25 | ||
| JPS6257181B2 (en) * | 1980-10-20 | 1987-11-30 | Kuraray Co |
-
1988
- 1988-05-23 JP JP6685788U patent/JPH01171383U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5233063B1 (en) * | 1971-04-16 | 1977-08-25 | ||
| JPS6257181B2 (en) * | 1980-10-20 | 1987-11-30 | Kuraray Co |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006153827A (en) * | 2004-11-26 | 2006-06-15 | Metrol Ltd | Sensor for adhesion check |
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