JPS63118466U - - Google Patents
Info
- Publication number
- JPS63118466U JPS63118466U JP1047487U JP1047487U JPS63118466U JP S63118466 U JPS63118466 U JP S63118466U JP 1047487 U JP1047487 U JP 1047487U JP 1047487 U JP1047487 U JP 1047487U JP S63118466 U JPS63118466 U JP S63118466U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- seat ring
- seat surface
- valve
- seal material
- 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 description 2
- 238000011084 recovery Methods 0.000 description 1
Description
第１図乃至第３図は本考案の実施例を示し、第
１図は通常シート状態を示す要部の縦断面図、第
２図はシール性回復状態を示す要部の縦断面図、
第３図は縦断面図であり、第４図は従来例を示す
要部の縦断面図である。
３……弁箱、２……シートリング、１Ａ……弁
体シート面、５……スプリング、６……シール材
供給孔、７……環状溝、９……圧力室、１１……
加圧媒体圧入孔。
1 to 3 show an embodiment of the present invention, FIG. 1 is a longitudinal sectional view of the main part showing the normal seat state, FIG. 2 is a longitudinal sectional view of the main part showing the sealing property recovery state,
FIG. 3 is a longitudinal sectional view, and FIG. 4 is a longitudinal sectional view of main parts showing a conventional example. 3... Valve box, 2... Seat ring, 1A... Valve element seat surface, 5... Spring, 6... Seal material supply hole, 7... Annular groove, 9... Pressure chamber, 11...
Pressurized medium press-in hole.
Claims (1)
対して遠近移動自在に内装し、そのシートリング
２を弁体シート面１Ａに圧接するスプリング５を
設け、前記弁箱３とシートリング２に、そのシー
トリング２と弁体シート面１Ａとの間にシール材
を供給するシール材供給孔６を形成し、そのシー
ル材供給孔６に連通する環状溝７をシートリング
２又は弁体シート面１Ａに形成してある弁のシー
ル構造であつて、前記弁箱３とシートリング２と
の間に、そのシートリング２を前記弁体シート面
１Ａに圧接するための圧力室９を形成し、その圧
力室９に連通する加圧媒体圧入孔１１を前記弁箱
３に形成してある弁のシール構造。 A seat ring 2 is installed inside the valve box 3 so as to be movable near and far with respect to the valve body seat surface 1A, and a spring 5 is provided that presses the seat ring 2 against the valve body seat surface 1A. , a seal material supply hole 6 for supplying a seal material is formed between the seat ring 2 and the valve body seat surface 1A, and an annular groove 7 communicating with the seal material supply hole 6 is formed between the seat ring 2 or the valve body seat surface 1A. 1A, a pressure chamber 9 is formed between the valve box 3 and the seat ring 2 to press the seat ring 2 against the valve body seat surface 1A, A valve sealing structure in which a pressurized medium press-in hole 11 communicating with the pressure chamber 9 is formed in the valve box 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1047487U JPS63118466U (en) | 1987-01-27 | 1987-01-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1047487U JPS63118466U (en) | 1987-01-27 | 1987-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63118466U true JPS63118466U (en) | 1988-07-30 |
Family
ID=30796801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1047487U Pending JPS63118466U (en) | 1987-01-27 | 1987-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63118466U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758933A (en) * | 2012-07-18 | 2012-10-31 | 嘉士凯（苏州）阀门配件有限公司 | Ball valve for high temperature and high pressure |
| CN102758932A (en) * | 2012-07-18 | 2012-10-31 | 嘉士凯（苏州）阀门配件有限公司 | High-temperature-resistant ball valve |
-
1987
- 1987-01-27 JP JP1047487U patent/JPS63118466U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758933A (en) * | 2012-07-18 | 2012-10-31 | 嘉士凯（苏州）阀门配件有限公司 | Ball valve for high temperature and high pressure |
| CN102758932A (en) * | 2012-07-18 | 2012-10-31 | 嘉士凯（苏州）阀门配件有限公司 | High-temperature-resistant ball valve |