JPH0267301U - - Google Patents
Info
- Publication number
- JPH0267301U JPH0267301U JP14596688U JP14596688U JPH0267301U JP H0267301 U JPH0267301 U JP H0267301U JP 14596688 U JP14596688 U JP 14596688U JP 14596688 U JP14596688 U JP 14596688U JP H0267301 U JPH0267301 U JP H0267301U
- Authority
- JP
- Japan
- Prior art keywords
- container
- rotor
- stator
- optical fiber
- rotary joint
- 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 10
- 239000013307 optical fiber Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Description
第１図及び第２図は本考案の一実施例を示し、
第１図は水中光ロータリジヨイントの構成図、第
２図は光ロータリジヨイントの構成図、第３図は
従来の技術の例を示し、水中光ロータリジヨイン
トの構成図である。
図中、１はロータリ側容器、２は光ロータリジ
ヨイント、３，２６はロータ、４，２７はステー
タ、５，１４はころがり軸受、６，９はレンズ、
７，１０は光フアイバ、８，１１はコネクタ、１
２は注入口、１３はベローズ、１５はステータ側
容器、１６はオイルシール、１７，２０は栓、１
９は孔、２３はバネ、２４は油、２５は水中光ロ
ータリジヨイントである。
1 and 2 show an embodiment of the present invention,
FIG. 1 is a block diagram of an underwater optical rotary joint, FIG. 2 is a block diagram of an optical rotary joint, and FIG. 3 is a block diagram of an underwater optical rotary joint, showing an example of a conventional technique. In the figure, 1 is a rotary side container, 2 is an optical rotary joint, 3 and 26 are rotors, 4 and 27 are stators, 5 and 14 are rolling bearings, 6 and 9 are lenses,
7 and 10 are optical fibers, 8 and 11 are connectors, 1
2 is an injection port, 13 is a bellows, 15 is a stator side container, 16 is an oil seal, 17 and 20 are plugs, 1
9 is a hole, 23 is a spring, 24 is oil, and 25 is an underwater optical rotary joint.
Claims (1)
回転自在に組み合わされており、ステータには、
ステータ側光フアイバとレンズが接続されたステ
ータ側コネクタが取り付けられ、ロータには、ロ
ータ側光フアイバとレンズが接続されたロータ側
コネクタが取り付けられ、ロータ側レンズとステ
ータ側レンズの光軸が一致している光ロータリジ
ヨイントに於て、一端が開口した円筒形の中空を
有する第１の容器の内部底面に、光ロータリジヨ
イントのロータ、またはステータを固定し、第１
の容器にはその内部底面に光フアイバを挿通する
孔を設け、この孔は光フアイバが挿通されたシー
ル部によつて密閉し、更に、第１の容器には両端
が開口した円筒形の中空を有する第２の容器をこ
ろがり軸受を介して回転自在に組み合わせ、第２
の容器の中空部の一端は光フアイバを挿通したシ
ール部によつて密封し、第１の容器と第２の容器
とで形成された内部空間はシール部により外部か
ら密封するとともに透明な油で充填し、更に内部
空間の容積を変化させて内部の油圧と外部の圧力
を等しくする均圧装置を容器に設けたことを特徴
とする水中光ロータリジヨイント。 (2) 光ロータリジヨイントのロータと第２の容
器、または、ステータと第２の容器が弾性部材に
よつて接続されていることを特徴とする請求項１
記載の水中光ロータリジヨイント。[Claims for Utility Model Registration] (1) A stator and a rotor are rotatably combined via a rolling bearing, and the stator includes:
A stator side connector to which a stator side optical fiber and a lens are connected is attached to the rotor, a rotor side connector to which a rotor side optical fiber and a lens are connected is attached to the rotor, and the optical axes of the rotor side lens and stator side lens are aligned. In an optical rotary joint that is equipped with
The first container has a hole through which the optical fiber is inserted in the inner bottom surface, and this hole is sealed by a sealing part through which the optical fiber is inserted.The first container has a cylindrical hollow hole with both ends open. A second container having a container is rotatably combined via a rolling bearing.
One end of the hollow part of the container is sealed by a seal part through which an optical fiber is inserted, and the internal space formed by the first container and the second container is sealed from the outside by the seal part and is filled with transparent oil. 1. An underwater optical rotary joint, characterized in that the container is provided with a pressure equalizing device that equalizes internal hydraulic pressure and external pressure by filling the container and changing the volume of the internal space. (2) Claim 1 characterized in that the rotor and the second container or the stator and the second container of the optical rotary joint are connected by an elastic member.
Underwater optical rotary joint as described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14596688U JPH0267301U (en) | 1988-11-10 | 1988-11-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14596688U JPH0267301U (en) | 1988-11-10 | 1988-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0267301U true JPH0267301U (en) | 1990-05-22 |
Family
ID=31415025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14596688U Pending JPH0267301U (en) | 1988-11-10 | 1988-11-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0267301U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010513961A (en) * | 2006-12-22 | 2010-04-30 | シュライフリング ウント アパラーテバウ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Optical rotary coupler with large return loss |
| JP5601321B2 (en) * | 2009-05-28 | 2014-10-08 | コニカミノルタ株式会社 | Optical coupling device and optical tomography apparatus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63267902A (en) * | 1987-04-27 | 1988-11-04 | Ocean Cable Co Ltd | Submersible optical rotary connector |
-
1988
- 1988-11-10 JP JP14596688U patent/JPH0267301U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63267902A (en) * | 1987-04-27 | 1988-11-04 | Ocean Cable Co Ltd | Submersible optical rotary connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010513961A (en) * | 2006-12-22 | 2010-04-30 | シュライフリング ウント アパラーテバウ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Optical rotary coupler with large return loss |
| JP5601321B2 (en) * | 2009-05-28 | 2014-10-08 | コニカミノルタ株式会社 | Optical coupling device and optical tomography apparatus |
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