JPH0258700U - - Google Patents
Info
- Publication number
- JPH0258700U JPH0258700U JP13761288U JP13761288U JPH0258700U JP H0258700 U JPH0258700 U JP H0258700U JP 13761288 U JP13761288 U JP 13761288U JP 13761288 U JP13761288 U JP 13761288U JP H0258700 U JPH0258700 U JP H0258700U
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- casing
- wall opening
- measurement window
- furnace wall
- 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
- 238000005259 measurement Methods 0.000 claims description 5
- 238000010926 purge Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 2
- 239000003566 sealing material Substances 0.000 claims 2
- 238000011109 contamination Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Description
第１図は本考案になる一実施例の横断面図、第
２図は従来技術を示す横断面である。
１……炉壁、２……炉壁開口、３……パージ部
、４……投光または受光用開口、５……シールガ
ラス、６……パージガス流入用開孔、７……投光
用ランプ又は受光素子、８……計測光軸、９……
取り付け板、１０……整流ノズル、１１……多孔
板。
FIG. 1 is a cross-sectional view of an embodiment of the present invention, and FIG. 2 is a cross-sectional view of a conventional technique. 1... Furnace wall, 2... Furnace wall opening, 3... Purge section, 4... Opening for light emission or light reception, 5... Seal glass, 6... Opening for purge gas inflow, 7... For light emission Lamp or light receiving element, 8...Measurement optical axis, 9...
Mounting plate, 10... Rectifying nozzle, 11... Perforated plate.
Claims (1)
口部と対向する該筐体の面に透明のシール材より
なる計測窓を設け、前記筐体にパージガスを流入
し前記透明のシール材を炉内からの汚染に対し保
護する炉内計測窓パージ装置において、前記筐体
内部であつて前記炉壁開口部に、計測光軸に平行
な多数の開孔を有する多孔板と、該多孔板の上流
側に前記透明のシール材と所定の間隔を設けて整
流ノズルとを設けたことを特徴とする炉内計測窓
パージ装置。 A casing is provided outside the furnace wall opening, a measurement window made of a transparent sealing material is provided on the surface of the casing facing the furnace wall opening, and a purge gas is introduced into the casing to seal the transparent seal. An in-furnace measurement window purge device that protects materials from contamination from inside the furnace includes: a perforated plate having a large number of openings parallel to the measurement optical axis inside the casing and at the furnace wall opening; An in-furnace measurement window purge device, characterized in that a rectifying nozzle is provided on the upstream side of the perforated plate with a predetermined distance from the transparent sealing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988137612U JPH079038Y2 (en) | 1988-10-21 | 1988-10-21 | In-furnace measurement window purging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988137612U JPH079038Y2 (en) | 1988-10-21 | 1988-10-21 | In-furnace measurement window purging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0258700U true JPH0258700U (en) | 1990-04-26 |
| JPH079038Y2 JPH079038Y2 (en) | 1995-03-06 |
Family
ID=31399193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988137612U Expired - Lifetime JPH079038Y2 (en) | 1988-10-21 | 1988-10-21 | In-furnace measurement window purging device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH079038Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015139094A (en) * | 2014-01-22 | 2015-07-30 | 広島県 | Stain-proofing device for observation window |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152200U (en) * | 1984-09-07 | 1986-04-08 |
-
1988
- 1988-10-21 JP JP1988137612U patent/JPH079038Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152200U (en) * | 1984-09-07 | 1986-04-08 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015139094A (en) * | 2014-01-22 | 2015-07-30 | 広島県 | Stain-proofing device for observation window |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH079038Y2 (en) | 1995-03-06 |
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