JPS6197675U - - Google Patents
Info
- Publication number
- JPS6197675U JPS6197675U JP18398184U JP18398184U JPS6197675U JP S6197675 U JPS6197675 U JP S6197675U JP 18398184 U JP18398184 U JP 18398184U JP 18398184 U JP18398184 U JP 18398184U JP S6197675 U JPS6197675 U JP S6197675U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- shaft
- valve shaft
- closing
- opening
- 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
- 238000012856 packing Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
Landscapes
- Details Of Valves (AREA)
Description
第１図は本考案に係るシール構造の一実施例を
示す要部平面断面図。第２図はその使用状態を示
す要部正面断面図。第３図は従来例を示す要部断
面図。
１…弁軸、２…弁本体、３…弁体フレーム、４
…軸受用孔、５…膨出部、１０…パツキン、１１
…アダプター、１２…裾部、１３…押動体。
FIG. 1 is a plan sectional view of a main part showing an embodiment of a seal structure according to the present invention. FIG. 2 is a front sectional view of the main part showing its usage condition. FIG. 3 is a sectional view of main parts showing a conventional example. 1... Valve stem, 2... Valve body, 3... Valve body frame, 4
...Bearing hole, 5...Bulging part, 10...Packing, 11
...Adapter, 12...Hem part, 13...Pushing body.
Claims (1)
面状の膨出部５を設けて該膨出部５を弁体フレー
ム３の軸受用孔４内に装着せしめると共に、前記
弁軸１の膨出部５の少なくとも一方の裾部１２に
シール用のリング状パツキン１０を介装せしめて
前記弁軸１を軸支してなる弁開閉用の弁軸のシー
ル構造に於いて、前記パツキン１０を膨出部５の
中心側方向へ押動圧接すべく弁軸１の軸長方向に
沿つて往復動自在に押動体１３を設けてなること
を特徴とする弁開閉用の弁軸のシール構造。 ２ 前記弁体フレーム３がその外側部にパツキン
１０の内側方の軸受用孔４内にパージ用ガスを導
入するためのねじ孔９を穿設してなる実用新案登
録請求の範囲第１項記載の弁開閉用の弁軸のシー
ル構造。[Claims for Utility Model Registration] 1. A spherical bulge 5 is provided on the valve shaft 1 with the valve body 2 attached to one end, and the bulge 5 is connected to the bearing hole 4 of the valve body frame 3. A valve for opening and closing the valve, in which the valve shaft 1 is mounted inside the valve shaft 1, and a ring-shaped packing 10 for sealing is interposed on at least one hem 12 of the bulging portion 5 of the valve shaft 1 to pivotally support the valve shaft 1. The shaft seal structure is characterized in that a pushing body 13 is provided so as to be able to reciprocate along the axial direction of the valve shaft 1 in order to press and press the packing 10 toward the center of the bulging portion 5. The seal structure of the valve stem for opening and closing the valve. 2. Utility model registration according to claim 1, wherein the valve body frame 3 has a threaded hole 9 in its outer side for introducing purge gas into the bearing hole 4 on the inner side of the seal 10. The seal structure of the valve stem for opening and closing the valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18398184U JPS6197675U (en) | 1984-12-03 | 1984-12-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18398184U JPS6197675U (en) | 1984-12-03 | 1984-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6197675U true JPS6197675U (en) | 1986-06-23 |
Family
ID=30741466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18398184U Pending JPS6197675U (en) | 1984-12-03 | 1984-12-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6197675U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5755588U (en) * | 1980-09-18 | 1982-04-01 | ||
| JPS5820780B2 (en) * | 1974-02-01 | 1983-04-25 | 株式会社クボタ | Seikei Yoji Yushigan Shinsen Ishi Tozai No Seizou Hohou |
-
1984
- 1984-12-03 JP JP18398184U patent/JPS6197675U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5820780B2 (en) * | 1974-02-01 | 1983-04-25 | 株式会社クボタ | Seikei Yoji Yushigan Shinsen Ishi Tozai No Seizou Hohou |
| JPS5755588U (en) * | 1980-09-18 | 1982-04-01 |
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