JPH01106534U - - Google Patents
Info
- Publication number
- JPH01106534U JPH01106534U JP20106887U JP20106887U JPH01106534U JP H01106534 U JPH01106534 U JP H01106534U JP 20106887 U JP20106887 U JP 20106887U JP 20106887 U JP20106887 U JP 20106887U JP H01106534 U JPH01106534 U JP H01106534U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- base material
- fiber base
- duct
- outlet
- 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 16
- 239000000463 material Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims 2
- 239000011261 inert gas Substances 0.000 claims 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims 1
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000013077 target material Substances 0.000 description 1
Landscapes
- Manufacture, Treatment Of Glass Fibers (AREA)
Description
第１図は本考案の一実施例にかかる多孔質光フ
アイバ母材の製造装置の概略を示す構成図、第２
図は従来技術にかかる多孔質光フアイバ母材の製
造装置の概略を示す構成図である。
図面中、１はターゲツト材、２は多孔質光フア
イバ母材、３は酸水素バーナ、４は原料流、５は
マツフル、６は排気口、７はダクト、７ａは開口
部、８，９は給気口である。
FIG. 1 is a block diagram schematically showing a manufacturing apparatus for a porous optical fiber base material according to an embodiment of the present invention, and FIG.
The figure is a configuration diagram showing an outline of a manufacturing apparatus for a porous optical fiber preform according to the prior art. In the drawing, 1 is a target material, 2 is a porous optical fiber base material, 3 is an oxyhydrogen burner, 4 is a raw material flow, 5 is a muffle, 6 is an exhaust port, 7 is a duct, 7a is an opening, 8 and 9 are It is an air supply port.
Claims (1)
材を鉛直軸を中心に回転させるとともに鉛直軸方
向へ昇降させる回転昇降機構と、この回転昇降機
構に取付けられた光フアイバ母材に向けて少なく
とも酸素、水素、ガラス原料を吹き出すバーナ機
構と、このバーナ機構の吹き出し口と上記光フア
イバ母材を内包するとともに空気または不活性ガ
スを取り入れる給気口を有するマツフルと、この
マツフルの上記光フアイバ母材を挾んで上記バー
ナ機構の吹き出し口と対向する位置に設けられた
排気口とを有する多孔質光フアイバ母材の製造装
置において、一端は上記バーナ機構の吹き出し口
を内包するよう上記マツフルに接続されるととも
に他端は上記排出口と接続され且つ上記光フアイ
バ母材の一部を内包しうる開口部を有するダクト
を設け、このダクト内の上記吹き出し口の周縁に
空気または不活性ガスを取り入れる給気口を設け
たことを特徴とする多孔質光フアイバ母材の製造
装置。 (2) ダクトの横断面形状が円形または矩形であ
る実用新案登録請求の範囲第１項記載の多孔質光
フアイバ母材の製造装置。 (3) ダクトの材質が、ＳｉＯ２，Ａｌ２Ｏ３，
ＳｉＣまたはＳｉＮのいずれかもしくはこれらを
組合せたものである実用新案登録請求の範囲第１
項あるいは第２項記載の多孔質光フアイバ母材の
製造装置。 (4) ダクトを組立て式とした実用新案登録請求
の範囲第１項、第２項あるいは第３項記載の多孔
質光フアイバ母材の製造装置。 (5) ダクト内のバーナ機構の吹き出し口の周縁
に設けられた給気口にガラスまたはフツ素系樹脂
からなるフイルターを具備した実用新案登録請求
の範囲第１項〜第４項のいずれか１項記載の多孔
質光フアイバ母材の製造装置。[Scope of Claim for Utility Model Registration] (1) A rotary lifting mechanism that grips an optical fiber base material and rotates the optical fiber base material around a vertical axis and raises and lowers it in the vertical axis direction, and a rotary lifting mechanism that is attached to this rotating lifting mechanism. a burner mechanism that blows out at least oxygen, hydrogen, and glass raw material toward the optical fiber base material, and an air supply port that contains the air outlet of the burner mechanism and the optical fiber base material and takes in air or an inert gas. In an apparatus for producing a porous optical fiber base material, the apparatus includes a pine-full and an exhaust port provided at a position opposite to the outlet of the burner mechanism while sandwiching the optical fiber base material of the pine-full, one end of which is connected to the burner mechanism. A duct is provided that is connected to the Matsufuru so as to contain the air outlet, and has an opening that is connected to the outlet at the other end and that can contain a part of the optical fiber base material, and the air outlet in this duct An apparatus for manufacturing a porous optical fiber base material, characterized in that an air supply port for introducing air or inert gas is provided at the periphery of the porous optical fiber base material. (2) The apparatus for manufacturing a porous optical fiber preform according to claim 1, wherein the cross-sectional shape of the duct is circular or rectangular. (3) The material of the duct is SiO 2 , Al 2 O 3 ,
Utility model registration claim 1 which is either SiC or SiN or a combination thereof
An apparatus for manufacturing a porous optical fiber preform according to item 1 or 2. (4) An apparatus for manufacturing a porous optical fiber base material according to claim 1, 2, or 3 of the utility model registration claim, in which the duct is an assembly type. (5) Any one of claims 1 to 4 for registering a utility model in which a filter made of glass or fluororesin is provided in the air supply port provided at the periphery of the outlet of the burner mechanism in the duct. An apparatus for producing a porous optical fiber base material as described in 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20106887U JPH01106534U (en) | 1987-12-29 | 1987-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20106887U JPH01106534U (en) | 1987-12-29 | 1987-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01106534U true JPH01106534U (en) | 1989-07-18 |
Family
ID=31491446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20106887U Pending JPH01106534U (en) | 1987-12-29 | 1987-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01106534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000023385A1 (en) * | 1998-10-21 | 2000-04-27 | Sumitomo Electric Industries, Ltd. | Porous glass base material production device and method |
-
1987
- 1987-12-29 JP JP20106887U patent/JPH01106534U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000023385A1 (en) * | 1998-10-21 | 2000-04-27 | Sumitomo Electric Industries, Ltd. | Porous glass base material production device and method |
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