JP5867833B2 - パイロット式電磁給水弁 - Google Patents
パイロット式電磁給水弁 Download PDFInfo
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- JP5867833B2 JP5867833B2 JP2013097512A JP2013097512A JP5867833B2 JP 5867833 B2 JP5867833 B2 JP 5867833B2 JP 2013097512 A JP2013097512 A JP 2013097512A JP 2013097512 A JP2013097512 A JP 2013097512A JP 5867833 B2 JP5867833 B2 JP 5867833B2
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- Prior art keywords
- hole
- valve
- main valve
- equalizer
- pilot
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 59
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Driven Valves (AREA)
- Magnetically Actuated Valves (AREA)
- Mechanical Engineering (AREA)
Description
Claims (1)
- 弁筐内の弁座に開設した主弁孔を開閉するダイヤフラムから成る主弁と、主弁の主弁孔側とは反対の背面側に画成され、弁座の周囲に形成した流入室にイコライザ孔を介して連通する背圧室と、背圧室と主弁孔とを連通するパイロット弁孔を開閉するパイロット弁と、パイロット弁を開閉駆動するソレノイドとを備えるパイロット式電磁給水弁において、
背圧室に、イコライザ孔に挿入可能で、イコライザ孔より小径のピンが設けられ、ピンがイコライザ孔に挿入された状態では、イコライザ孔の周面とピンとの間に、パイロット弁孔の断面積よりも小断面積の隙間を生ずるようにし、
主弁が主弁孔を閉塞する閉じ位置に存する状態では、ピンがイコライザ孔から抜け出ており、主弁が閉じ位置から背圧室側の開き方向に変位したときに、ピンがイコライザ孔に挿入されると共に、
パイロット弁孔は、その断面積がイコライザ孔の断面積以下になるように形成され、
ピンの先端がイコライザ孔に挿入される位置まで主弁が変位するように主弁を付勢する付勢手段を備えることを特徴とするパイロット式電磁給水弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013097512A JP5867833B2 (ja) | 2013-05-07 | 2013-05-07 | パイロット式電磁給水弁 |
Applications Claiming Priority (1)
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JP2013097512A JP5867833B2 (ja) | 2013-05-07 | 2013-05-07 | パイロット式電磁給水弁 |
Publications (2)
Publication Number | Publication Date |
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JP2014219034A JP2014219034A (ja) | 2014-11-20 |
JP5867833B2 true JP5867833B2 (ja) | 2016-02-24 |
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Application Number | Title | Priority Date | Filing Date |
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JP2013097512A Active JP5867833B2 (ja) | 2013-05-07 | 2013-05-07 | パイロット式電磁給水弁 |
Country Status (1)
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JP (1) | JP5867833B2 (ja) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5690176A (en) * | 1979-12-19 | 1981-07-22 | Matsushita Electric Ind Co Ltd | Electromagnetic water supply valve |
JP2002250452A (ja) * | 2000-12-18 | 2002-09-06 | Toto Ltd | ダイヤフラム弁 |
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2013
- 2013-05-07 JP JP2013097512A patent/JP5867833B2/ja active Active
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JP2014219034A (ja) | 2014-11-20 |
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