JPH01152155U - - Google Patents
Info
- Publication number
- JPH01152155U JPH01152155U JP4877188U JP4877188U JPH01152155U JP H01152155 U JPH01152155 U JP H01152155U JP 4877188 U JP4877188 U JP 4877188U JP 4877188 U JP4877188 U JP 4877188U JP H01152155 U JPH01152155 U JP H01152155U
- Authority
- JP
- Japan
- Prior art keywords
- ball
- close contact
- annular
- valve
- protrusion
- 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
- 239000002985 plastic film Substances 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Taps Or Cocks (AREA)
Description
第１図は、バルブ閉塞時における本考案の第１
実施例の下流側のものを、バルブの要所を縦断し
て示す拡大正面図、第２図は、第１図示のシート
の縦断拡大部分図、第３図は、本考案の第２実施
例の縦断拡大部分図、第４図は、バルブ閉塞持に
おける、従来の下流側のシートの正常時の状態を
、バルブの要所を縦断して示す拡大正面図、第５
図は、従来のシートの縦断拡大部分図、第６図は
、バルブ閉塞時における、従来の下流側のシート
の変形時の状態を、バルブの要部を縦断して示す
拡大正面図、第７図は、同じく上流側のシートの
変形時の状態を、バルブの要部を縦断して示す拡
大正面図、第８図は、バルブの閉塞時の中央縦断
正面図である。
１……ボデイ、２……ボール、３……シート、
４……ステム、５……外周面、５ａ……外端縁、
６……外側面、６ａ……内端縁、７……リツプ、
１１……シート、１２……外周面、１３……外側
面、１４……リツプ、１５……環状突条、１６…
…切欠。
Figure 1 shows the first state of the present invention when the valve is closed.
FIG. 2 is an enlarged longitudinal partial partial view of the seat shown in FIG. 1. FIG. 3 is a second embodiment of the present invention. FIG. 4 is an enlarged longitudinal partial view of the valve, and FIG.
FIG. 6 is an enlarged vertical partial view of a conventional seat; FIG. 6 is an enlarged front view of the main part of the valve showing the state of deformation of the conventional downstream seat when the valve is closed; and FIG. The figure is an enlarged front view showing the state of the upstream seat when it is deformed, taken longitudinally through the main parts of the valve, and FIG. 8 is a central longitudinal sectional front view when the valve is closed. 1...Body, 2...Ball, 3...Seat,
4... Stem, 5... Outer peripheral surface, 5a... Outer edge,
6... Outer surface, 6a... Inner edge, 7... Lip,
DESCRIPTION OF SYMBOLS 11... Sheet, 12... Outer peripheral surface, 13... Outer surface, 14... Lip, 15... Annular protrusion, 16...
...Notch.
Claims (1)
周面を、ボデイに対して適度の嵌め合いとしてあ
る環状バルブシートの外側部における求心端部に
、外側面がボデイより離間するとともに、内面が
ボールに密接する環状リツプを設け、かつバルブ
シートにおけるボールと対向する面のほぼ中央部
に、ボールに密接しうる環状突条を設けてなるフ
ローテイング型ボールバルブ用プラスチツク製シ
ート。 (2) 環状突条の適所に、突条の両側を連通する
切欠を設けてなる請求項(1)記載のフローテイン
グ型ボールバルブ用プラスチツク製シート。[Claims for Utility Model Registration] (1) At the centripetal end of the outer part of the annular valve seat, the outer surface is brought into close contact with the inner surface of the body, and the outer circumferential surface is moderately fitted to the body; A floating type ball valve having an annular lip that is spaced apart from the body and whose inner surface is in close contact with the ball, and an annular protrusion that is in close contact with the ball at approximately the center of the surface of the valve seat that faces the ball. plastic sheet. (2) The plastic sheet for a floating ball valve according to claim (1), wherein the annular protrusion is provided with a notch at an appropriate position to communicate both sides of the protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4877188U JPH01152155U (en) | 1988-04-13 | 1988-04-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4877188U JPH01152155U (en) | 1988-04-13 | 1988-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01152155U true JPH01152155U (en) | 1989-10-20 |
Family
ID=31274903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4877188U Pending JPH01152155U (en) | 1988-04-13 | 1988-04-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01152155U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019108953A (en) * | 2017-12-20 | 2019-07-04 | 藤倉コンポジット株式会社 | Valve device and valve seat |
| JP2020143731A (en) * | 2019-03-06 | 2020-09-10 | 株式会社テイエルブイ | Ball seat and ball valve |
-
1988
- 1988-04-13 JP JP4877188U patent/JPH01152155U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019108953A (en) * | 2017-12-20 | 2019-07-04 | 藤倉コンポジット株式会社 | Valve device and valve seat |
| JP2020143731A (en) * | 2019-03-06 | 2020-09-10 | 株式会社テイエルブイ | Ball seat and ball valve |