JPH0231974U - - Google Patents
Info
- Publication number
- JPH0231974U JPH0231974U JP11027388U JP11027388U JPH0231974U JP H0231974 U JPH0231974 U JP H0231974U JP 11027388 U JP11027388 U JP 11027388U JP 11027388 U JP11027388 U JP 11027388U JP H0231974 U JPH0231974 U JP H0231974U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- valve
- valve seat
- outlet
- communicating
- 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
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fluid-Driven Valves (AREA)
- Details Of Valves (AREA)
Description
第１図は本考案の実施例の縦断面図、第２図は
第１図の拡大部分図、第３図はダイヤフラム受の
下面部分図、第４図、第５図、第６図は動作状況
を説明する図、第７図は従来例の縦断面図である
。
１……入口、２……出口、３……弁座、４……
弁本体、６……ダイヤフラム、７……電磁コイル
、９……背室、１１……パイロツト弁座、１２…
…プランジヤ、１３……パイロツト弁体、１４…
…パイロツト弁、１８……ダイヤフラム受、１９
……隙間、２０……溝、２１……通孔、２２……
ブリード孔。
Fig. 1 is a longitudinal sectional view of an embodiment of the present invention, Fig. 2 is an enlarged partial view of Fig. 1, Fig. 3 is a partial view of the bottom of the diaphragm receiver, and Figs. 4, 5, and 6 are operations. A diagram for explaining the situation, FIG. 7, is a longitudinal sectional view of a conventional example. 1...Inlet, 2...Outlet, 3...Valve seat, 4...
Valve body, 6... diaphragm, 7... electromagnetic coil, 9... back chamber, 11... pilot valve seat, 12...
...Plunger, 13...Pilot valve body, 14...
...Pilot valve, 18...Diaphragm receiver, 19
...Gap, 20...Groove, 21...Through hole, 22...
Bleed hole.
Claims (1)
本体４と、前記弁座３に対向して配置され前記入
口１と出口２とを遮断または連通させるダイヤフ
ラム６と、このダイヤフラム６を挾んで前記弁座
３と反対側に形成されている背室９と前記出口３
とを連通するパイロツト弁孔１０を有しダイヤフ
ラム６に固着されたパイロツト弁座１１および電
磁駆動のプランジヤ１２に設けられたパイロツト
弁体１３からなるパイロツト弁１４とを具えてい
るダイヤフラム弁において、前記ダイヤフラム６
の前記背室９側に外側周縁部をダイヤフラム６と
隙間１９を有してダイヤフラム受１８が重ねられ
ており、前記ダイヤフラム受１８は前記隙間１９
へ向かう面に形成された周方向へ延びる溝２０お
よびこの溝２０を通つて両面に貫通した通孔２１
を有し、前記ダイヤフラム６は前記入口１と背室
９とを連通するブリード孔２２を前記溝２０に対
応する位置に有していることを特徴とするダイヤ
フラム弁。 A valve body 4 having a fluid inlet 1 and an outlet 2 and a valve seat 3; a diaphragm 6 disposed opposite to the valve seat 3 for blocking or communicating the inlet 1 and the outlet 2; A back chamber 9 formed on the opposite side of the valve seat 3 and the outlet 3
A diaphragm valve comprising a pilot valve seat 11 fixed to a diaphragm 6 and a pilot valve 14 having a pilot valve hole 10 communicating with the diaphragm 6 and a pilot valve body 13 provided on an electromagnetically driven plunger 12. diaphragm 6
A diaphragm receiver 18 is stacked on the side of the back chamber 9 with an outer peripheral edge thereof facing the diaphragm 6 with a gap 19 therebetween.
A groove 20 extending in the circumferential direction formed on the surface facing toward
A diaphragm valve characterized in that the diaphragm 6 has a bleed hole 22 communicating the inlet 1 and the back chamber 9 at a position corresponding to the groove 20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988110273U JPH0633272Y2 (en) | 1988-08-23 | 1988-08-23 | Diaphragm valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988110273U JPH0633272Y2 (en) | 1988-08-23 | 1988-08-23 | Diaphragm valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0231974U true JPH0231974U (en) | 1990-02-28 |
| JPH0633272Y2 JPH0633272Y2 (en) | 1994-08-31 |
Family
ID=31347282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988110273U Expired - Lifetime JPH0633272Y2 (en) | 1988-08-23 | 1988-08-23 | Diaphragm valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0633272Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61170783U (en) * | 1985-04-12 | 1986-10-23 | ||
| JPS61186875U (en) * | 1985-05-13 | 1986-11-21 |
-
1988
- 1988-08-23 JP JP1988110273U patent/JPH0633272Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61170783U (en) * | 1985-04-12 | 1986-10-23 | ||
| JPS61186875U (en) * | 1985-05-13 | 1986-11-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0633272Y2 (en) | 1994-08-31 |