JPS6425581U - - Google Patents
Info
- Publication number
- JPS6425581U JPS6425581U JP12010587U JP12010587U JPS6425581U JP S6425581 U JPS6425581 U JP S6425581U JP 12010587 U JP12010587 U JP 12010587U JP 12010587 U JP12010587 U JP 12010587U JP S6425581 U JPS6425581 U JP S6425581U
- Authority
- JP
- Japan
- Prior art keywords
- valve seat
- annular elastic
- valve
- enlarged diameter
- vent
- 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
- 239000012530 fluid Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Description
第１図ないし第４図は本考案の実施例を示し、
第１図は空気弁の全体断面図、第２図は閉弁状態
を示す図、第３図は弁座取付部の拡大断面図、第
４図は分解斜視図である。第５図及び第６図は夫
々従来例を示す拡大断面図である。
１……通気口、２……流体流入口、３……弁箱
、４……遊動弁体、５……フロート、８……環状
弾性弁座、９……環状押え部材、１２……第１拡
径段部、１３……第２拡径段部、８ａ，９ａ……
係合部。
1 to 4 show embodiments of the present invention,
FIG. 1 is an overall sectional view of the air valve, FIG. 2 is a view showing the valve in a closed state, FIG. 3 is an enlarged sectional view of the valve seat mounting portion, and FIG. 4 is an exploded perspective view. FIGS. 5 and 6 are enlarged sectional views showing conventional examples, respectively. DESCRIPTION OF SYMBOLS 1...Vent, 2...Fluid inlet, 3...Valve box, 4...Idle valve body, 5...Float, 8...Annular elastic valve seat, 9...Annular holding member, 12...No. 1 enlarged diameter step portion, 13... 2nd enlarged diameter step portion, 8a, 9a...
Engagement part.
Claims (1)
入口２を形成した弁箱３に、前記通気口１を開閉
する遊動弁体４、及び、その遊動弁体４を弁箱内
水位の上昇に伴い押し上げて閉動作させるフロー
ト５を内装し、前記通気口１の開口縁部に、前記
遊動弁体４との接触によりシール作用する環状の
弾性弁座８を付設した空気弁において、前記通気
口１の開口縁部に、環状の押え部材９を嵌込むた
めの第１拡径段部１２を形成し、その第１拡径段
部１２の開口縁部に、前記環状弾性弁座８を嵌込
むための第２拡径段部１３を形成し、前記環状押
え部材９と前記環状弾性弁座８との間に、前記環
状弾性弁座８の抜け出し方向において係止作用す
る係合部８ａ，９ａを形成し、前記第２拡径段部
１３に嵌込んだ前記環状弾性弁座８を、前記第１
拡径段部１２と前記環状押え部材９との締りばめ
、及び、前記係合部８ａ，９ａの係止作用により
抜け止め保持してある空気弁の弁座取付構造。 A valve box 3 has a vent port 1 formed in the upper part and a fluid inlet port 2 in the lower part, and a floating valve body 4 for opening and closing the vent port 1, and a floating valve body 4 that is connected to the valve body 4 to keep the water level inside the valve box low. In the air valve, the air valve is equipped with a float 5 that is pushed up and closed as it rises, and an annular elastic valve seat 8 that acts as a seal by contact with the floating valve body 4 is attached to the opening edge of the vent 1. A first enlarged diameter step 12 for fitting the annular holding member 9 is formed at the opening edge of the vent 1, and the annular elastic valve seat 8 is formed at the opening edge of the first enlarged diameter step 12. an engaging portion that forms a second diameter-enlarging step portion 13 for fitting into the annular elastic valve seat 8, and that locks the annular elastic valve seat 8 in the direction in which the annular elastic valve seat 8 comes out; 8a and 9a, and the annular elastic valve seat 8 fitted into the second enlarged diameter step portion 13 is
A valve seat mounting structure for an air valve that is prevented from coming off by tight fitting between the enlarged diameter step portion 12 and the annular holding member 9 and by the locking action of the engaging portions 8a and 9a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12010587U JPS6425581U (en) | 1987-08-05 | 1987-08-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12010587U JPS6425581U (en) | 1987-08-05 | 1987-08-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6425581U true JPS6425581U (en) | 1989-02-13 |
Family
ID=31365916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12010587U Pending JPS6425581U (en) | 1987-08-05 | 1987-08-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6425581U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS443433Y1 (en) * | 1965-04-05 | 1969-02-07 | ||
| JPS5642572B2 (en) * | 1976-06-30 | 1981-10-06 |
-
1987
- 1987-08-05 JP JP12010587U patent/JPS6425581U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS443433Y1 (en) * | 1965-04-05 | 1969-02-07 | ||
| JPS5642572B2 (en) * | 1976-06-30 | 1981-10-06 |