JPH0296600U - - Google Patents
Info
- Publication number
- JPH0296600U JPH0296600U JP521789U JP521789U JPH0296600U JP H0296600 U JPH0296600 U JP H0296600U JP 521789 U JP521789 U JP 521789U JP 521789 U JP521789 U JP 521789U JP H0296600 U JPH0296600 U JP H0296600U
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- opening
- atmospheric
- hollow
- furnace body
- 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 2
- 238000010438 heat treatment Methods 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Furnace Details (AREA)
Description
第１図ないし第３図は、本考案にかかる雰囲気
炉のシール構造の実施例を説明するための図面で
あり、第１図はパツキン周辺の断面図、第２図は
雰囲気炉の縦断面図、そして、第３図は温度に対
する炉内の酸素濃度の関係を示すグラフである。
第４図は、従来例における雰囲気炉のシール構造
を説明するための図面であり、雰囲気炉の縦断面
図である。
１０……雰囲気炉、１２……炉体、１４……開
閉部（ドア）、２０……パツキン、２２……中空
部（パイプ）、２４ａ，ｂ……開口。
1 to 3 are drawings for explaining an embodiment of the seal structure of the atmospheric furnace according to the present invention, in which FIG. 1 is a sectional view of the area around the seal, and FIG. 2 is a vertical sectional view of the atmospheric furnace. , and FIG. 3 is a graph showing the relationship between the oxygen concentration in the furnace and the temperature.
FIG. 4 is a diagram for explaining the seal structure of an atmospheric furnace in a conventional example, and is a longitudinal sectional view of the atmospheric furnace. DESCRIPTION OF SYMBOLS 10... Atmosphere furnace, 12... Furnace body, 14... Opening/closing part (door), 20... Packing, 22... Hollow part (pipe), 24a, b... Opening.
Claims (1)
と開閉部をシールするための構造であつて、 炉体と開閉部の当接部位に中空のパツキンが配
され、そのパツキンには、中空部と連絡する雰囲
気ガスの供給孔が形成されるとともに、当接部位
周辺と中空部と連絡する開口が形成されることを
特徴とする雰囲気炉のシール構造。[Scope of Claim for Utility Model Registration] A structure for sealing the furnace body and the opening/closing part of an atmosphere furnace that performs heating in a predetermined gas atmosphere, in which a hollow gasket is arranged at the abutment area between the furnace body and the opening/closing part. A sealing structure for an atmospheric furnace, characterized in that the seal is formed with an atmospheric gas supply hole communicating with the hollow part, and an opening communicating with the vicinity of the contact area and the hollow part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP521789U JPH0296600U (en) | 1989-01-19 | 1989-01-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP521789U JPH0296600U (en) | 1989-01-19 | 1989-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0296600U true JPH0296600U (en) | 1990-08-01 |
Family
ID=31208406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP521789U Pending JPH0296600U (en) | 1989-01-19 | 1989-01-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0296600U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020169735A (en) * | 2019-04-01 | 2020-10-15 | 株式会社Ihi | heating furnace |
| WO2023021739A1 (en) * | 2021-08-20 | 2023-02-23 | 株式会社島津製作所 | Heating furnace for degreasing |
-
1989
- 1989-01-19 JP JP521789U patent/JPH0296600U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020169735A (en) * | 2019-04-01 | 2020-10-15 | 株式会社Ihi | heating furnace |
| WO2023021739A1 (en) * | 2021-08-20 | 2023-02-23 | 株式会社島津製作所 | Heating furnace for degreasing |
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