JP5697937B2 - 逆止弁 - Google Patents
逆止弁 Download PDFInfo
- Publication number
- JP5697937B2 JP5697937B2 JP2010226209A JP2010226209A JP5697937B2 JP 5697937 B2 JP5697937 B2 JP 5697937B2 JP 2010226209 A JP2010226209 A JP 2010226209A JP 2010226209 A JP2010226209 A JP 2010226209A JP 5697937 B2 JP5697937 B2 JP 5697937B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- valve body
- check valve
- fluid
- diameter
- 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.)
- Active
Links
- 239000012530 fluid Substances 0.000 claims description 20
- 210000000078 claw Anatomy 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 description 14
- 238000005057 refrigeration Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Description
1a 円板状部(受圧部)
1b 溝部
1c 突出片
1d 爪部
2 パッキン
10 逆止弁
11 六角ナット
11a 雌ねじ部
11b 開口部
12 パイプ
12a 管
12b 挿入部
12c シール部材収容部
12d 鍔部
13 接続部
13a 雄ねじ部
13b 内部
14 パッキン
Claims (2)
- 大径側配管の端部と小径側配管の端部とを互いに重ね合わせて接続する接続部において、該小径側配管に設けられ、該2本の配管の間をシールする第1のOリングを装着するとともに該小径側配管の中心部に向かって内周面全周にわたって突出する縮径部と、所定の可動範囲をもって変位自在となるように前記縮径部に装着され、前記大径側配管と小径側配管との間の流体の流れを制御する弁体とを備える逆止弁であって、
前記弁体は、流体圧力を受ける受圧部と、該受圧部に隣接する溝部と、該溝部に装着され、流体の流れに追従変位するときに前記縮径部と接離することにより流体の流れの閉止と許容とを行う第2のOリングとを備える
ことを特徴とする逆止弁。 - 前記弁体には、前記受圧部から前記縮径部の内周面に沿って延伸し弾性的に変形可能な複数の突出片と、該突出片の各々の先端に設けてあり前記縮径部からの離脱を防止する爪部とが備わっていることを特徴とする請求項1に記載の逆止弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010226209A JP5697937B2 (ja) | 2010-10-06 | 2010-10-06 | 逆止弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010226209A JP5697937B2 (ja) | 2010-10-06 | 2010-10-06 | 逆止弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012077894A JP2012077894A (ja) | 2012-04-19 |
JP5697937B2 true JP5697937B2 (ja) | 2015-04-08 |
Family
ID=46238376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010226209A Active JP5697937B2 (ja) | 2010-10-06 | 2010-10-06 | 逆止弁 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5697937B2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6421747B2 (ja) * | 2015-12-24 | 2018-11-14 | 株式会社豊田自動織機 | 圧縮機 |
JP6424813B2 (ja) * | 2015-12-24 | 2018-11-21 | 株式会社豊田自動織機 | 圧縮機の逆止弁 |
JP2017115684A (ja) * | 2015-12-24 | 2017-06-29 | 株式会社豊田自動織機 | 圧縮機の逆止弁 |
JP6380367B2 (ja) * | 2015-12-24 | 2018-08-29 | 株式会社豊田自動織機 | 圧縮機の逆止弁 |
CN107990028A (zh) * | 2017-12-25 | 2018-05-04 | 厦门大学嘉庚学院 | 高压单向阀结构及工作方法 |
JP7061900B2 (ja) * | 2018-03-09 | 2022-05-02 | 株式会社Fts | 燃料供給装置 |
EP4155590A1 (en) * | 2019-03-26 | 2023-03-29 | Pacific Industrial Co., Ltd. | Valve |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6026374U (ja) * | 1983-07-30 | 1985-02-22 | 株式会社デンソー | 冷凍装置用逆止弁 |
JPS60134976U (ja) * | 1984-02-21 | 1985-09-07 | 東陶機器株式会社 | 逆止弁 |
US6050295A (en) * | 1998-06-04 | 2000-04-18 | Fastest, Inc. | High flow valved fitting |
-
2010
- 2010-10-06 JP JP2010226209A patent/JP5697937B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2012077894A (ja) | 2012-04-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5697937B2 (ja) | 逆止弁 | |
WO2019118832A8 (en) | Faucet with integrated push-to-connect fitting | |
CA2534499A1 (en) | Seal assembly for pipe-to-structure connections | |
EP1927800A3 (en) | Gas valve with resilient seat | |
JP2011192159A5 (ja) | ||
JPWO2016093271A1 (ja) | 回転弁と鉄道車両用急速排気弁 | |
TWI696778B (zh) | 止回閥及止回閥用往復移動體 | |
WO2007098431A3 (en) | Thermostatic expansion valve with check valve | |
EP1918602A3 (en) | Clutch assembly with bleed assembly for centrifugal pressure | |
US10024441B2 (en) | Multi-ported refrigeration valve assembly | |
WO2002052186A3 (en) | Quick conecctor with one-way check valve | |
JP2011127738A (ja) | 配管装置 | |
JP4158148B2 (ja) | バルブ | |
WO2008011057A3 (en) | Non-pyrotechnic isolation valve element | |
JP5369065B2 (ja) | 三方弁 | |
WO2008077013A3 (en) | Connection of tubes for air conditioning and seal adapted thereto | |
JP2001349454A (ja) | 逆止弁および逆止弁の使用方法 | |
JP5016905B2 (ja) | メタルシートバタフライ弁 | |
US20140000731A1 (en) | Flow Control Valve Assemblies with Check Valves | |
JP5295861B2 (ja) | 逆止弁 | |
JP2007198423A (ja) | 閉鎖弁および空気調和機 | |
CN116557597A (zh) | 一种组合式正负压安装的泄压透气组件 | |
WO2009113877A3 (en) | Device for pressure testing of pipes | |
US9371936B2 (en) | Balanced globe valve assembly | |
CN211449779U (zh) | 一种用于低温管路的切断阀 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20130903 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140704 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140709 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140826 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20150123 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20150212 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5697937 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |