JP6329793B2 - 逆止弁 - Google Patents
逆止弁 Download PDFInfo
- Publication number
- JP6329793B2 JP6329793B2 JP2014063450A JP2014063450A JP6329793B2 JP 6329793 B2 JP6329793 B2 JP 6329793B2 JP 2014063450 A JP2014063450 A JP 2014063450A JP 2014063450 A JP2014063450 A JP 2014063450A JP 6329793 B2 JP6329793 B2 JP 6329793B2
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- Prior art keywords
- valve body
- valve
- slit
- check valve
- peripheral surface
- 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.)
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- 230000002093 peripheral effect Effects 0.000 claims description 34
- 239000012530 fluid Substances 0.000 claims description 33
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 description 22
- 210000004907 gland Anatomy 0.000 description 13
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
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- Check Valves (AREA)
Description
Claims (4)
- 流体通路を有するボディと、前記ボディ内に設けられ、流体の圧力を受けて動く円筒状弁体と、流体の閉止を行うシール部とを備えている逆止弁において、
前記流体通路が閉鎖されるように前記弁体を付勢する付勢部材と、
前記円筒状弁体の外周面に設けられた切欠き状または長孔状のスリットと、
前記スリットに係合することにより前記弁体の回転を防止する回転防止部材とをさらに備えており、
前記回転防止部材は、前記ボディに設けられた貫通孔に挿入され、前記弁体の内周面よりも径方向内方に突出しないように位置決めされていることを特徴とする逆止弁。 - 前記弁体は、一端が閉鎖された薄肉の円筒状であり、前記付勢部材は、円筒状の圧縮コイルばねとされて、その少なくとも一部が前記弁体内に配されていることを特徴とする請求項1に記載の逆止弁。
- 前記回転防止部材が、前記ボディの貫通孔に挿入されたピンであり、前記ピンの先端が前記スリット内に位置するように位置決めされていることを特徴とする請求項1又は2に記載の逆止弁。
- 前記回転防止部材が、前記ボディに挿入されたネジであり、前記ネジの先端が前記スリット内に位置するように位置決めされていることを特徴とする請求項1又は2に記載の逆止弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014063450A JP6329793B2 (ja) | 2014-03-26 | 2014-03-26 | 逆止弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014063450A JP6329793B2 (ja) | 2014-03-26 | 2014-03-26 | 逆止弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015183828A JP2015183828A (ja) | 2015-10-22 |
JP6329793B2 true JP6329793B2 (ja) | 2018-05-23 |
Family
ID=54350589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014063450A Active JP6329793B2 (ja) | 2014-03-26 | 2014-03-26 | 逆止弁 |
Country Status (1)
Country | Link |
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JP (1) | JP6329793B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021123189A1 (de) | 2021-09-08 | 2023-03-09 | Schaeffler Technologies AG & Co. KG | Elektrischer Antrieb für ein Fahrzeug mit einem Durchgangsventil, Durchgangsventil, insbesondere für die elektrische Antriebseinheit sowie Druckregeleinheit mit dem Durchgangsventil |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60237280A (ja) * | 1984-05-09 | 1985-11-26 | Hitachi Ltd | 逆止弁 |
JPS62167879U (ja) * | 1986-04-16 | 1987-10-24 | ||
US5540558A (en) * | 1995-08-07 | 1996-07-30 | Ingersoll-Rand Company | Apparatus and method for electronically controlling inlet flow and preventing backflow in a compressor |
JP3395731B2 (ja) * | 1999-09-29 | 2003-04-14 | ダイキン工業株式会社 | 逆止弁 |
JP5933194B2 (ja) * | 2011-06-10 | 2016-06-08 | 株式会社フジキン | 逆止弁 |
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2014
- 2014-03-26 JP JP2014063450A patent/JP6329793B2/ja active Active
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JP2015183828A (ja) | 2015-10-22 |
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