JPH024199U - - Google Patents
Info
- Publication number
- JPH024199U JPH024199U JP8112288U JP8112288U JPH024199U JP H024199 U JPH024199 U JP H024199U JP 8112288 U JP8112288 U JP 8112288U JP 8112288 U JP8112288 U JP 8112288U JP H024199 U JPH024199 U JP H024199U
- Authority
- JP
- Japan
- Prior art keywords
- gate valve
- valve
- vacuum
- vacuum chamber
- cooling water
- 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
- 239000000498 cooling water Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 2
- 230000006698 induction Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Furnace Details (AREA)
Description
第１図は本考案の真空炉の真空系統図、第２図
は仕切り弁のシート面の構造を詳細に示す縦断拡
大図、第３図はシート面の平面図である。また、
第４図は従来例を示す縦断正面図である。
１：ルツボ、１０：仕切り弁、１０Ａ：弁体、
Ｈ：冷却水の通路、１０ｂ，１０ｃ：冷却水の出
入口、１４：真空槽、１５：原料投入室、２１：
エアシリンダ。
FIG. 1 is a vacuum system diagram of the vacuum furnace of the present invention, FIG. 2 is an enlarged vertical view showing the structure of the seat surface of the gate valve in detail, and FIG. 3 is a plan view of the seat surface. Also,
FIG. 4 is a longitudinal sectional front view showing a conventional example. 1: Crucible, 10: Gate valve, 10A: Valve body,
H: Cooling water passage, 10b, 10c: Cooling water inlet/outlet, 14: Vacuum chamber, 15: Raw material input chamber, 21:
Air cylinder.
Claims (1)
ほぼ直上部に位置する原料投入室との中間に設け
られる仕切り弁を２重ジヤケツト構造とし、この
中間部に水の通路を形成し、外部から冷却水を供
給するようにしたことを特徴とする真空炉用仕切
り弁。 ２ 仕切り弁の弁体が移道する際の弁面とフラン
ジ間の空隙を少なくとも５mm以上とした請求項１
記載の真空炉用仕切り弁。[Scope of Claim for Utility Model Registration] 1. A gate valve provided between a vacuum chamber and a raw material input chamber located almost directly above an induction furnace installed in this vacuum chamber has a double jacket structure, and this intermediate section A gate valve for a vacuum furnace, characterized in that a water passage is formed in the valve, and cooling water is supplied from the outside. 2 Claim 1, wherein the gap between the valve surface and the flange when the valve body of the gate valve moves is at least 5 mm or more.
Gate valve for vacuum furnaces as described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988081122U JPH0447599Y2 (en) | 1988-06-21 | 1988-06-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988081122U JPH0447599Y2 (en) | 1988-06-21 | 1988-06-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH024199U true JPH024199U (en) | 1990-01-11 |
| JPH0447599Y2 JPH0447599Y2 (en) | 1992-11-10 |
Family
ID=31305921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988081122U Expired JPH0447599Y2 (en) | 1988-06-21 | 1988-06-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447599Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5016129A (en) * | 1973-06-14 | 1975-02-20 | ||
| JPS5939257U (en) * | 1982-09-08 | 1984-03-13 | トヨタ自動車株式会社 | Brake hydraulic pressure control device for vehicles with vehicle height adjustment device |
| JPS62286648A (en) * | 1986-05-23 | 1987-12-12 | アー エル デー ヴァキューム テクノロジーズ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Method of melting and regassing massive material |
-
1988
- 1988-06-21 JP JP1988081122U patent/JPH0447599Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5016129A (en) * | 1973-06-14 | 1975-02-20 | ||
| JPS5939257U (en) * | 1982-09-08 | 1984-03-13 | トヨタ自動車株式会社 | Brake hydraulic pressure control device for vehicles with vehicle height adjustment device |
| JPS62286648A (en) * | 1986-05-23 | 1987-12-12 | アー エル デー ヴァキューム テクノロジーズ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Method of melting and regassing massive material |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0447599Y2 (en) | 1992-11-10 |