JP4651584B2 - パイロット式電磁弁 - Google Patents
パイロット式電磁弁 Download PDFInfo
- Publication number
- JP4651584B2 JP4651584B2 JP2006187427A JP2006187427A JP4651584B2 JP 4651584 B2 JP4651584 B2 JP 4651584B2 JP 2006187427 A JP2006187427 A JP 2006187427A JP 2006187427 A JP2006187427 A JP 2006187427A JP 4651584 B2 JP4651584 B2 JP 4651584B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- pilot
- orifice hole
- cleaning pin
- 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.)
- Expired - Fee Related
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- Fluid-Driven Valves (AREA)
- Details Of Valves (AREA)
Description
2 弁体
3 空間
4 電磁弁
5 清掃機構
6 清掃ピン
11 流入管
12 流出管
13 弁口
31 オリフィス孔
32 パイロット通路
Claims (4)
- 弁口を開閉するダイアフラム式の弁体の背部の空間に流体の1次圧を作用させるオリフィス孔を設け、この背部の1次圧により弁体で弁口を閉塞すると共に、電磁開閉機構を備えたパイロット部を介して弁体の背部を2次側に開放することにより弁口から弁体を離脱させ弁口を開弁させるパイロット式電磁弁において、1次側と上記2次側との差圧によって作動する第2のダイアフラムと、この第2のダイアフラムの作動によって往復移動する清掃ピンとを設け、この清掃ピンの先端を上記オリフィス孔に挿入し、上記差圧が変動する毎に清掃ピンを移動させてオリフィス孔内の清掃を行うことを特徴とするパイロット式電磁弁。
- 上記オリフィス孔を、上記弁体の背部を形成する壁部に設けたことを特徴とする請求項1に記載のパイロット式電磁弁。
- 1次圧が印加された際に清掃ピンが移動してオリフィス孔の開通を確保することを特徴とする請求項1または請求項2に記載のパイロット式電磁弁。
- 上記パイロット部の作動に連動して清掃ピンを移動させることを特徴とする請求項1または請求項2に記載のパイロット式電磁弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006187427A JP4651584B2 (ja) | 2006-07-07 | 2006-07-07 | パイロット式電磁弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006187427A JP4651584B2 (ja) | 2006-07-07 | 2006-07-07 | パイロット式電磁弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008014432A JP2008014432A (ja) | 2008-01-24 |
JP4651584B2 true JP4651584B2 (ja) | 2011-03-16 |
Family
ID=39071648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006187427A Expired - Fee Related JP4651584B2 (ja) | 2006-07-07 | 2006-07-07 | パイロット式電磁弁 |
Country Status (1)
Country | Link |
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JP (1) | JP4651584B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU716174B2 (en) * | 1995-05-05 | 2000-02-17 | E.S.H. Consulting Engineers Pty Limited | Lift valve with pressure balanced pilot operated valve member |
AU2009214819A1 (en) * | 2008-02-11 | 2009-08-20 | Microflow International Pty Limited | Valve |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1501331A (en) * | 1918-04-26 | 1924-07-15 | David E Gulick | Flushing device |
JPS5690176A (en) * | 1979-12-19 | 1981-07-22 | Matsushita Electric Ind Co Ltd | Electromagnetic water supply valve |
US5190359A (en) * | 1992-02-25 | 1993-03-02 | Pulse Electronics, Incorporated | Pressure relief valve for railway brake emergency systems |
JPH07224966A (ja) * | 1994-02-15 | 1995-08-22 | K I Denshi Kk | 水用電磁弁 |
JP2000240123A (ja) * | 1999-02-25 | 2000-09-05 | Toto Ltd | フラッシュバルブ |
JP2001200951A (ja) * | 2000-01-13 | 2001-07-27 | Techno Excel Co Ltd | パイロット弁方式の電磁式給水弁 |
JP2005172070A (ja) * | 2003-12-09 | 2005-06-30 | Rinnai Seiki Kk | パイロット式電磁弁 |
-
2006
- 2006-07-07 JP JP2006187427A patent/JP4651584B2/ja not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1501331A (en) * | 1918-04-26 | 1924-07-15 | David E Gulick | Flushing device |
JPS5690176A (en) * | 1979-12-19 | 1981-07-22 | Matsushita Electric Ind Co Ltd | Electromagnetic water supply valve |
US5190359A (en) * | 1992-02-25 | 1993-03-02 | Pulse Electronics, Incorporated | Pressure relief valve for railway brake emergency systems |
JPH07224966A (ja) * | 1994-02-15 | 1995-08-22 | K I Denshi Kk | 水用電磁弁 |
JP2000240123A (ja) * | 1999-02-25 | 2000-09-05 | Toto Ltd | フラッシュバルブ |
JP2001200951A (ja) * | 2000-01-13 | 2001-07-27 | Techno Excel Co Ltd | パイロット弁方式の電磁式給水弁 |
JP2005172070A (ja) * | 2003-12-09 | 2005-06-30 | Rinnai Seiki Kk | パイロット式電磁弁 |
Also Published As
Publication number | Publication date |
---|---|
JP2008014432A (ja) | 2008-01-24 |
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