JPH0484977U - - Google Patents
Info
- Publication number
- JPH0484977U JPH0484977U JP12918090U JP12918090U JPH0484977U JP H0484977 U JPH0484977 U JP H0484977U JP 12918090 U JP12918090 U JP 12918090U JP 12918090 U JP12918090 U JP 12918090U JP H0484977 U JPH0484977 U JP H0484977U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- gasket
- safety valve
- valve body
- valve
- 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
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000012856 packing Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
Landscapes
- Safety Valves (AREA)
Description
第１図は、本考案の安全弁の縦断側面図。第２
図は、本考案の安全弁に制御流体の圧力が作用し
た時のパツキンの変形状態を示す要部の拡大縦断
側面図。第３図は、本考案の安全弁に制御流体の
圧力が作用し、パツキンが膨潤した時のパツキン
の変形状態を示す要部の拡大縦断側面図。第４図
は、従来の安全弁の縦断側面図。第５図は、従来
の安全弁に制御流体の圧力が作用した時のパツキ
ンの変形状態を示す要部の拡大縦断側面図。第６
図は、従来の安全弁に制御流体の圧力が作用し、
パツキンが膨潤した時のパツキンの変形状態を示
す要部の拡大縦断側面図。
１……ボデイ、２……圧力開放口、３……弁座
、４……開口、４ａ……コーナー部、６……弁体
、７……パツキン、７ａ，７ｂ……パツキンの盛
り上り、８……圧縮コイルばね、９……通口、１
０……プレート、１１……貫通穴。
FIG. 1 is a longitudinal sectional side view of the safety valve of the present invention. Second
The figure is an enlarged longitudinal sectional side view of the main parts showing the deformed state of the seal when the pressure of the control fluid acts on the safety valve of the present invention. FIG. 3 is an enlarged longitudinal sectional side view of the main part showing the deformed state of the packing when the pressure of the control fluid acts on the safety valve of the present invention and the packing swells. FIG. 4 is a longitudinal sectional side view of a conventional safety valve. FIG. 5 is an enlarged longitudinal sectional side view of the main part showing the deformation state of the packing when the pressure of the control fluid acts on the conventional safety valve. 6th
The figure shows that control fluid pressure acts on a conventional safety valve.
FIG. 2 is an enlarged longitudinal cross-sectional side view of the main part showing the deformed state of the packing when the packing is swollen. 1... Body, 2... Pressure release port, 3... Valve seat, 4... Opening, 4a... Corner part, 6... Valve body, 7... Packing, 7a, 7b... Protrusion of packing, 8...Compression coil spring, 9...Port, 1
0...Plate, 11...Through hole.
Claims (1)
口２を設けると共に、この周縁に凸環形状の弁座
３を設け、この弁座３の上方に、下面中央の開口
４にパツキン７を嵌着してなる弁体６と、圧縮コ
イルばね８および中央部に通口９を有するプレー
ト１０を順次収納させ、前記ボデイ１の上部開口
縁をプレート１０上縁にかしめ固定するようにし
た安全弁において、 前記弁体６の下面中央に深さ寸法をｌとする開
口４を設け、この開口４の奥部に厚みが前記開口
４の深さｌより小さい寸法の円板状に形成したゴ
ム状弾性体のパツキン７を嵌着し、パツキン７の
弁座３当接面が、弁体６の下端面よりも内側へ入
り込ませたことを特徴とする安全弁。[Claims for Utility Model Registration] A pressure release port 2 is provided in a cylindrical safety valve body 1, and a convex ring-shaped valve seat 3 is provided on the periphery of the body 1. A valve body 6 formed by fitting a gasket 7 into the opening 4, a compression coil spring 8, and a plate 10 having a hole 9 in the center are sequentially housed, and the upper opening edge of the body 1 is caulked to the upper edge of the plate 10. In a fixed safety valve, an opening 4 having a depth l is provided in the center of the lower surface of the valve body 6, and a circular plate having a thickness smaller than the depth l of the opening 4 is provided in the inner part of the opening 4. A safety valve characterized in that a gasket 7 made of a rubber-like elastic body formed in a shape is fitted, and the valve seat 3 abutting surface of the gasket 7 is inserted inside the lower end surface of the valve body 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990129180U JP2521026Y2 (en) | 1990-11-30 | 1990-11-30 | safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990129180U JP2521026Y2 (en) | 1990-11-30 | 1990-11-30 | safety valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0484977U true JPH0484977U (en) | 1992-07-23 |
| JP2521026Y2 JP2521026Y2 (en) | 1996-12-25 |
Family
ID=31876596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990129180U Expired - Fee Related JP2521026Y2 (en) | 1990-11-30 | 1990-11-30 | safety valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2521026Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012202521A (en) * | 2011-03-28 | 2012-10-22 | Kyb Co Ltd | Differential pressure valve and air spring type suspension |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51128030U (en) * | 1975-04-14 | 1976-10-16 |
-
1990
- 1990-11-30 JP JP1990129180U patent/JP2521026Y2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51128030U (en) * | 1975-04-14 | 1976-10-16 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012202521A (en) * | 2011-03-28 | 2012-10-22 | Kyb Co Ltd | Differential pressure valve and air spring type suspension |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2521026Y2 (en) | 1996-12-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |