JP2007162898A - 圧力増幅三方弁 - Google Patents
圧力増幅三方弁 Download PDFInfo
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- JP2007162898A JP2007162898A JP2005362920A JP2005362920A JP2007162898A JP 2007162898 A JP2007162898 A JP 2007162898A JP 2005362920 A JP2005362920 A JP 2005362920A JP 2005362920 A JP2005362920 A JP 2005362920A JP 2007162898 A JP2007162898 A JP 2007162898A
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- valve
- pressure
- valve seat
- fine
- fluid
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Abstract
【解決手段】オフ時は高圧流体が供給口から供給され、微圧信号が入力口にない状態であり、弁は棒磁石及びリング状磁石の反発力により、弁座を閉とする。従って高圧流体は弁ホルダの内側と遮断され、出力口の流体圧は上空間、通路、下空間、排出口、通気穴、部屋、排出口を経て外部と連通するので出力はオフとなる。微圧信号入力がオンされるとダイヤフラムより発生した作動力でリング状磁石が上昇し一定値を超えたとき、棒磁石の反発力で弁は下側に移動して、下側の弁座を閉とする。出力口に高圧流体が流れ、出力はオンとなる。微圧信号入力がある値以下では、復帰バネ力によりダイヤフラムは下降しリテーナが基体に着座する。下降したリング状磁石に棒磁石を内蔵の弁は瞬時に反発し、閉じていた弁座を開とし上昇、上側弁座を閉じる。
【選択図】図1
Description
日刊工業新聞社:油空圧化設計1976年9月号頁46〜47 3・3・1 インターフェイスバルブ(圧力増幅)
3リング状磁石
4aリテーナ
4bリテーナ
6弁
7棒磁石
9弁座
10弁座
Claims (2)
- 微圧信号入力を一側に受けると他側へ作動可能な作動体と、該作動体と非磁性の隔壁を介した内側ポペット形の弁とを、一対の磁石による反発力で結合させたことを特徴とする常時閉型の圧力増幅三方弁。
- 微圧信号入力を一側に受けると他側へ作動可能な作動体と、該作動体と非磁性の隔壁を介した内側ポペット形の弁とを、一対の磁石による吸引力で結合させたことを特徴とする常時開型の圧力増幅三方弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005362920A JP4822180B2 (ja) | 2005-12-16 | 2005-12-16 | 圧力増幅三方弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2005362920A JP4822180B2 (ja) | 2005-12-16 | 2005-12-16 | 圧力増幅三方弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007162898A true JP2007162898A (ja) | 2007-06-28 |
JP4822180B2 JP4822180B2 (ja) | 2011-11-24 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2005362920A Expired - Fee Related JP4822180B2 (ja) | 2005-12-16 | 2005-12-16 | 圧力増幅三方弁 |
Country Status (1)
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JP (1) | JP4822180B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106623855A (zh) * | 2016-12-13 | 2017-05-10 | 重庆新炬鑫机械有限公司 | 合模机构 |
KR20180123202A (ko) * | 2017-05-04 | 2018-11-15 | 학교법인 두원학원 | 가변형 압축기의 체크 밸브 구조 |
WO2022176691A1 (ja) * | 2021-02-17 | 2022-08-25 | パナソニックIpマネジメント株式会社 | 水処理装置および液体用三方弁 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01188783A (ja) * | 1988-01-22 | 1989-07-28 | Kanbayashi Seisakusho:Kk | 永久磁石を用いた弁装置 |
JPH0624622Y2 (ja) * | 1988-02-29 | 1994-06-29 | トリニティ工業株式会社 | 自動バルブ |
JPH0886373A (ja) * | 1994-09-14 | 1996-04-02 | Fukuda:Kk | 弁,三方弁および弁装置 |
JP2000046232A (ja) * | 1998-07-27 | 2000-02-18 | Taiyo Ltd | マスタバルブ |
-
2005
- 2005-12-16 JP JP2005362920A patent/JP4822180B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01188783A (ja) * | 1988-01-22 | 1989-07-28 | Kanbayashi Seisakusho:Kk | 永久磁石を用いた弁装置 |
JPH0624622Y2 (ja) * | 1988-02-29 | 1994-06-29 | トリニティ工業株式会社 | 自動バルブ |
JPH0886373A (ja) * | 1994-09-14 | 1996-04-02 | Fukuda:Kk | 弁,三方弁および弁装置 |
JP2000046232A (ja) * | 1998-07-27 | 2000-02-18 | Taiyo Ltd | マスタバルブ |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106623855A (zh) * | 2016-12-13 | 2017-05-10 | 重庆新炬鑫机械有限公司 | 合模机构 |
KR20180123202A (ko) * | 2017-05-04 | 2018-11-15 | 학교법인 두원학원 | 가변형 압축기의 체크 밸브 구조 |
KR102349150B1 (ko) * | 2017-05-04 | 2022-01-11 | 학교법인 두원학원 | 가변형 압축기의 체크 밸브 구조 |
WO2022176691A1 (ja) * | 2021-02-17 | 2022-08-25 | パナソニックIpマネジメント株式会社 | 水処理装置および液体用三方弁 |
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JP4822180B2 (ja) | 2011-11-24 |
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