JPH02127907U - - Google Patents
Info
- Publication number
- JPH02127907U JPH02127907U JP3475489U JP3475489U JPH02127907U JP H02127907 U JPH02127907 U JP H02127907U JP 3475489 U JP3475489 U JP 3475489U JP 3475489 U JP3475489 U JP 3475489U JP H02127907 U JPH02127907 U JP H02127907U
- Authority
- JP
- Japan
- Prior art keywords
- seal box
- box
- heat transfer
- closing
- bispherical
- 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
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
Description
第１図は本考案によるシールボツクスの一例を
示す斜視図、第２図は第１図の−線拡大断面
図、第３図は本考案によるシールボツクスに働く
熱応力分布を示す図、第４図は従来のシールボツ
クスを示す斜視図、第５図は第４図の−線拡
大断面図、第６図は従来のシールボツクスに働く
熱応力分布を示す図である。
１……シールボツクス、４……伝熱壁、５……
開口部、６……耐火材、８……シール板、９……
塞ぎ板。
Fig. 1 is a perspective view showing an example of the seal box according to the present invention, Fig. 2 is an enlarged sectional view taken along the line - - in Fig. 1, Fig. 3 is a diagram showing the thermal stress distribution acting on the seal box according to the present invention, and Fig. 4 5 is a perspective view showing a conventional seal box, FIG. 5 is an enlarged sectional view taken along the line -- in FIG. 4, and FIG. 6 is a diagram showing a thermal stress distribution acting on the conventional seal box. 1... Seal box, 4... Heat transfer wall, 5...
Opening, 6... Fireproof material, 8... Seal plate, 9...
Closing board.
Claims (1)
部を閉じてガスシールするシールボツクスにおい
て、そのボツクスの断面形状を半だ円型２段球面
形としたことを特徴とするシールボツクス。 A seal box for gas-sealing by closing an opening formed in a heat transfer wall such as a furnace wall of a boiler, characterized in that the cross-sectional shape of the box is semi-elliptic and bispherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3475489U JPH02127907U (en) | 1989-03-29 | 1989-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3475489U JPH02127907U (en) | 1989-03-29 | 1989-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02127907U true JPH02127907U (en) | 1990-10-22 |
Family
ID=31539501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3475489U Pending JPH02127907U (en) | 1989-03-29 | 1989-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02127907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019039576A (en) * | 2017-08-22 | 2019-03-14 | 三菱日立パワーシステムズ株式会社 | Manhole device and installation method for the same |
-
1989
- 1989-03-29 JP JP3475489U patent/JPH02127907U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019039576A (en) * | 2017-08-22 | 2019-03-14 | 三菱日立パワーシステムズ株式会社 | Manhole device and installation method for the same |
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