JPH01123200U - - Google Patents
Info
- Publication number
- JPH01123200U JPH01123200U JP1758988U JP1758988U JPH01123200U JP H01123200 U JPH01123200 U JP H01123200U JP 1758988 U JP1758988 U JP 1758988U JP 1758988 U JP1758988 U JP 1758988U JP H01123200 U JPH01123200 U JP H01123200U
- Authority
- JP
- Japan
- Prior art keywords
- heat
- glass
- furnace
- observation device
- window structure
- 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
- 239000011521 glass Substances 0.000 claims description 16
- 238000010926 purge Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Description
第１〜３図は本考案の一実施例としての炉内観
察装置用窓構造を示すもので、第１図ａはその縦
断面図、第１図ｂは一部を破断して示す第１図ａ
のｂ矢視図、第２図は本実施例の窓構造が適用
される炉内観察装置を模式的に示す縦断面図、第
３図ａ，ｂはその変形例を示すもので、第３図ａ
は各ガラスの正面図、第３図ｂは第３図ａのｂ
―ｂ線に沿う断面図である。
図において、１……耐熱ガラス、１ａ，１ｂ…
…パージ孔、２……熱線反射ガラス、２ａ，２ｂ
……パージ孔、３……熱線吸収ガラス、３ａ，３
ｂ……パージ孔、４，４Ａ……パツキン、５……
ガラス押えリング、６……パージ用気体供給路、
７……パージリング、７ａ……連通路、７ｂ……
噴射口、８……冷却筒の内部、９……冷却筒の外
部（炉内）、１１……冷却筒（炉内観察装置の本
体壁部）、１１ａ……開口部、１２……レーザ光
源、１３……プリズム、１４……テレビカメラ、
１５……プリズム、１６……レンズ、１７……観
察窓、１８……炉内観察装置。
1 to 3 show a window structure for an in-furnace observation device as an embodiment of the present invention. FIG. 1a is a vertical sectional view thereof, and FIG. Diagram a
Fig. 2 is a vertical cross-sectional view schematically showing a furnace observation device to which the window structure of this embodiment is applied, Fig. 3 a and b show modifications thereof; Diagram a
is the front view of each glass, and Figure 3b is the front view of each glass.
- It is a sectional view taken along line b. In the figure, 1...heat-resistant glass, 1a, 1b...
...Purge hole, 2...Heat ray reflective glass, 2a, 2b
...Purge hole, 3...Heat ray absorption glass, 3a, 3
b...Purge hole, 4,4A...Packing, 5...
Glass holding ring, 6...purge gas supply path,
7...Purge ring, 7a...Communication path, 7b...
Injection port, 8...Inside of the cooling cylinder, 9...Outside of the cooling cylinder (inside the furnace), 11...Cooling cylinder (body wall of the in-furnace observation device), 11a...Opening, 12...Laser light source , 13...prism, 14...TV camera,
15...prism, 16...lens, 17...observation window, 18...furnace observation device.
Claims (1)
する炉内観察装置の本体壁部にそなえられる窓構
造において、上記本体壁部に形成された開口部に
、上記炉内観察装置の外側から順に耐熱ガラス、
熱線反射ガラス、熱線吸収ガラスが設けられたこ
とを特徴とする、炉内観察装置用窓構造。 (2) 上記の耐熱ガラス、熱線反射ガラス、熱線
吸収ガラスの相互間を通して上記炉内観察装置の
内方から外方へパージ用気体を流出させるべく、
上記の耐熱ガラス、熱線反射ガラス、熱線吸収ガ
ラスの外縁部にパージ孔が形成されていることを
特徴とする、請求項１記載の炉内観察装置用窓構
造。 (3) 上記開口部の外周に、上記耐熱ガラスの外
側表面に沿うようにパージ用気体を噴出する複数
の噴出口が設けられたことを特徴とする、請求項
１または請求項２記載の炉内観察装置用窓構造。[Claims for Utility Model Registration] (1) In a window structure provided in the main body wall of a furnace observation device that is inserted into a furnace in a high-temperature atmosphere to observe the inside of the furnace, an opening formed in the main body wall. From the outside of the furnace observation device, heat-resistant glass,
A window structure for an in-furnace observation device, characterized by being equipped with heat ray reflective glass and heat ray absorbing glass. (2) In order to flow the purge gas from the inside of the furnace observation device to the outside through the heat-resistant glass, heat-reflecting glass, and heat-absorbing glass,
2. The window structure for an in-furnace observation device according to claim 1, wherein a purge hole is formed in the outer edge of the heat-resistant glass, heat-reflecting glass, or heat-absorbing glass. (3) A furnace according to claim 1 or claim 2, characterized in that a plurality of jetting ports for jetting out purge gas along the outer surface of the heat-resistant glass are provided on the outer periphery of the opening. Window structure for internal observation equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1758988U JPH01123200U (en) | 1988-02-15 | 1988-02-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1758988U JPH01123200U (en) | 1988-02-15 | 1988-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01123200U true JPH01123200U (en) | 1989-08-22 |
Family
ID=31231506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1758988U Pending JPH01123200U (en) | 1988-02-15 | 1988-02-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01123200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018138864A (en) * | 2017-02-24 | 2018-09-06 | 住友金属鉱山株式会社 | Inspection hole for industrial furnace |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5319104A (en) * | 1976-08-06 | 1978-02-22 | Sumitomo Metal Ind Ltd | Observing apparatus for inside of high temperature vessel |
| JPS54115160A (en) * | 1978-02-27 | 1979-09-07 | Sumitomo Metal Ind | Method and device for measuring abraded form of refractory material lined on furnace or kettle |
| JPS5636136A (en) * | 1979-08-31 | 1981-04-09 | Fujitsu Ltd | Semiconductor device |
| JPS61114085A (en) * | 1984-11-09 | 1986-05-31 | 品川白煉瓦株式会社 | Observing device for inside of furnace |
| JPS63122933A (en) * | 1986-11-12 | 1988-05-26 | Shinagawa Refract Co Ltd | Internal observation apparatus for hot furnace |
-
1988
- 1988-02-15 JP JP1758988U patent/JPH01123200U/ja active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5319104A (en) * | 1976-08-06 | 1978-02-22 | Sumitomo Metal Ind Ltd | Observing apparatus for inside of high temperature vessel |
| JPS54115160A (en) * | 1978-02-27 | 1979-09-07 | Sumitomo Metal Ind | Method and device for measuring abraded form of refractory material lined on furnace or kettle |
| JPS5636136A (en) * | 1979-08-31 | 1981-04-09 | Fujitsu Ltd | Semiconductor device |
| JPS61114085A (en) * | 1984-11-09 | 1986-05-31 | 品川白煉瓦株式会社 | Observing device for inside of furnace |
| JPS63122933A (en) * | 1986-11-12 | 1988-05-26 | Shinagawa Refract Co Ltd | Internal observation apparatus for hot furnace |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018138864A (en) * | 2017-02-24 | 2018-09-06 | 住友金属鉱山株式会社 | Inspection hole for industrial furnace |
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